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Search results 3101 to 3200 out of 6162 for seed protein

Category restricted to GOTerm (x)

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Category: GOTerm
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Type Details Score
GO Term
GO:0032126 | eisosome
Description: A cell part that is composed of the eisosome membrane or MCC domain, a furrow-like plasma membrane sub-domain and associated integral transmembrane proteins, and the proteins (eisosome filaments) that form a scaffolding lattice on the cytoplasmic face. Eisosomes broadly affect overall plasma membrane organization.
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GO Term
GO:0034359 | mature chylomicron
Description: A chylomicron that contains apolipoprotein C2 (APOC2), a cofactor for lipoprotein lipase (LPL) activity, and has a mean diameter of 500 nm and density of 0.95g/ml. Mature chylomicron particles transport exogenous (dietary) lipids from the intestines to other body tissues, via the blood and lymph.
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GO Term
GO:0039627 | T=147 icosahedral capsid
Description: The protein coat that surrounds the infective nucleic acid in some virus particles where the subunits (capsomeres) are arranged to form an icosahedron with T=147 symmetry. T=147 icosahedral capsid is composed of 12 pentameric and 1460 hexameric capsomeres for a total of 8820 capsid proteins.
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GO Term
GO:0039628 | T=169 icosahedral viral capsid
Description: The protein coat that surrounds the infective nucleic acid in some virus particles where the subunits (capsomeres) are arranged to form an icosahedron with T=169 symmetry. T=169 icosahedral capsid is composed of 12 pentameric and 1680 hexameric capsomeres for a total of 10140 capsid proteins.
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GO Term
GO:0039629 | T=219 icosahedral capsid
Description: The protein coat that surrounds the infective nucleic acid in some virus particles where the subunits (capsomeres) are arranged to form an icosahedron with T=219 symmetry. T=219 icosahedral capsid is composed of 12 pentameric and 2180 hexameric capsomeres for a total of 13140 capsid proteins.
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GO Term
GO:0075520 | actin-dependent intracellular transport of virus
Description: The directed movement of a virus, or part of a virus, within the host cell cytoplasm via the host's actin filaments. Actin-dependent transport is induced by viral proteins that interact with actin and/or host cell motor proteins like myosins or that promotes actin polymerization/depolymerization reactions.
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GO Term
GO:0042568 | insulin-like growth factor binary complex
Description: A complex of two proteins, which in animals is 50kDa and consists of the insulin-like growth factor (IGF) and one of the insulin-like growth factor binding protein-1 (IGFBP-1), -2 (IGFBP-2), -4 (IGFBP-4) and -6 (IGFBP-6). The complex plays a role in growth and development.
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GO Term
GO:0014069 | postsynaptic density
Description: An electron dense network of proteins within and adjacent to the postsynaptic membrane of an asymmetric, neuron-neuron synapse. Its major components include neurotransmitter receptors and the proteins that spatially and functionally organize them such as anchoring and scaffolding molecules, signaling enzymes and cytoskeletal components.
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GO Term
GO:0072332 | intrinsic apoptotic signaling pathway by p53 class mediator
Description: A series of molecular signals in which an intracellular signal is conveyed to trigger the apoptotic death of a cell. The pathway is induced by the cell cycle regulator phosphoprotein p53, or an equivalent protein, and ends when the execution phase of apoptosis is triggered.
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GO Term
GO:0090318 | regulation of chylomicron remodeling
Description: Any process that modulates the rate, frequency, or extent of chylomicron remodeling. Chylomicron remodeling is the acquisition, loss or modification of a protein or lipid within a chylomicron, including the hydrolysis of triglyceride by lipoprotein lipase and the subsequent loss of free fatty acid.
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GO Term
GO:0090319 | positive regulation of chylomicron remodeling
Description: Any process that increases the rate, frequency, or extent of chylomicron remodeling. Chylomicron remodeling is the acquisition, loss or modification of a protein or lipid within a chylomicron, including the hydrolysis of triglyceride by lipoprotein lipase and the subsequent loss of free fatty acid.
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GO Term
GO:0099092 | postsynaptic density, intracellular component
Description: A network of proteins adjacent to the postsynaptic membrane forming an electron dense disc. Its major components include neurotransmitter receptors and the proteins that spatially and functionally organize neurotransmitter receptors in the adjacent membrane, such as anchoring and scaffolding molecules, signaling enzymes and cytoskeletal components.
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GO Term
GO:1990788 | GLI-SUFU complex
Description: A protein repressing GLI's transcription factor activity when SMO signalling is inactive. Upon ligand binding to the upstream receptor PTC (Patched) GLI dissociates from SUFU and activates transcription of hedgehog-target genes. In mammals it consists of SUFU and one of the GLI family proteins.
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GO Term
GO:0070210 | Rpd3L-Expanded complex
Description: A protein complex that contains a histone deacetylase and is part of the chromatin remodeling machinery. In Saccharomyces cerevisiae this complex contains the Rpd3p, Sin3p, Ume1p, Pho23p, Sap30p, Sds3p, Cti6p, Rxt2p, Rxt3p, Dep1p, Ume6p, Ash1p, Dot6p, Snt1, Sif2p, Set3p, Hos2p, Tos4p and Tod6p proteins.
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GO Term
GO:0070695 | FHF complex
Description: A protein complex that is composed of AKTIP/FTS, FAM160A2/p107FHIP, and one or more members of the Hook family of proteins, HOOK1, HOOK2, and HOOK3. The complex is thought to promote vesicle trafficking and/or fusion, and associates with the homotypic vesicular sorting complex (the HOPS complex).
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GO Term
GO:0000502 | proteasome complex
Description: A large multisubunit complex which catalyzes protein degradation, found in eukaryotes, archaea and some bacteria. In eukaryotes, this complex consists of the barrel shaped proteasome core complex and one or two associated proteins or complexes that act in regulating entry into or exit from the core.
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GO Term
GO:0031931 | TORC1 complex
Description: A protein complex that contains at least TOR (target of rapamycin) and Raptor (regulatory-associated protein of TOR), or orthologs of, in complex with other signaling components. Mediates the phosphorylation and activation of S6K. In Saccharomyces, the complex contains Kog1p, Lst8p, Tco89p, and either Tor1p or Tor2p.
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GO Term
GO:0045281 | succinate dehydrogenase complex
Description: A multimeric complex which consists of flavoprotein (subunit A ; InterPro:IPR003952), iron-sulfur protein (subunit B) and membrane-bound cytochrome b560 (subunit C; InterPro:IPR000701). In some Archaea, the membrane-bound subunits (C or C and D) do not necessarily contain heme. Membrane-bound subunits can bind or react with quinones.
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GO Term
GO:0034464 | BBSome
Description: A ciliary protein complex involved in cilium biogenesis. It consists of at least seven Bardet-Biedl syndrome (BBS) proteins and BBIP10. It moves in association with IFT trains through cilia (likely as an IFT-A/B adaptor or cargo), and is required for the integrity of IFT-A and IFT-B.
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GO Term
GO:1990334 | Bfa1-Bub2 complex
Description: A protein complex that acts as a two-component GTPase-activating protein for Tem1 GTPase, thus regulating a signal transduction cascade, called the mitotic exit network (MEN), which is required for mitotic exit and cytokinesis. Bub2/Bfa1 keeps Tem1 inactive until the spindle is properly oriented, thus inhibiting MEN activation.
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GO Term
GO:0035494 | SNARE complex disassembly
Description: The disaggregation of the SNARE protein complex into its constituent components. The SNARE complex is a protein complex involved in membrane fusion; a stable ternary complex consisting of a four-helix bundle, usually formed from one R-SNARE and three Q-SNAREs with an ionic layer sandwiched between hydrophobic layers.
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GO Term
GO:0000924 | gamma-tubulin ring complex, centrosomal
Description: A centrosome-localized multiprotein complex composed of gamma-tubulin and other non-tubulin proteins assembled into a ring structure that is thought to be the unit of nucleation at the minus end of a microtubule. Gamma-tubulin small complexes are thought to be the core repeating units of the ring.
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GO Term
GO:0001072 | transcription antitermination factor activity, RNA binding
Description: Binds to RNA, typically within the nascent RNA transcript, to promote readthrough of a transcription termination site and thus extending the length of the RNA transcript produced. Examples of antitermination factors which bind the nascent RNA include the lambda N protein and the HIV-1 tat protein.
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GO Term
GO:0002531 | regulation of heart contraction involved in acute-phase response
Description: Any process that modulates the frequency, rate or extent of heart contraction that contributes to the acute phase response. The acute phase response occurs during the early phases of an infection and is marked by changes in the production of plasma proteins such as C-reactive protein.
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GO Term
GO:0033503 | HULC complex
Description: A ubiquitin-conjugating enzyme complex that contains two RING finger proteins, which have ubiquitin ligase activity, in addition to a protein with ubiquitin-conjugating enzyme activity; catalyzes the ubiquitination of histone H2B at lysine 119 (or the equivalent residue). In Schizosaccharomyces the subunits are Rhp1, Brl2/Rfp1 and Brl1/Rfp2.
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GO Term
GO:0070293 | renal absorption
Description: A renal system process in which water, ions, glucose and proteins are taken up from the collecting ducts, glomerulus and proximal and distal loops of the nephron. In non-mammalian species, absorption may occur in related structures (e.g. protein absorption is observed in nephrocytes in Drosophila, see PMID:23264686).
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GO Term
GO:0097435 | supramolecular fiber organization
Description: A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of a supramolecular fiber, a polymer consisting of an indefinite number of protein or protein complex subunits that have polymerised to form a fiber-shaped structure.
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GO Term
GO:0097418 | neurofibrillary tangle
Description: Intracellular mass of paired, helically wound protein filaments (also called PHF) lying in the cytoplasm of neuronal cell bodies and neuritic cell processes. Neurofibrillary tangles contain an abnormally phosphorylated form of a microtubule-associated protein, tau. The shape of these inclusions may resemble a flame or a star.
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GO Term
GO:0097543 | ciliary inversin compartment
Description: Proximal part of the ciliary shaft to which the inversin protein (also called Inv) specifically localizes. The inversin compartment appears to have a different protein composition than the rest of the cilium, although there is no structure that separates it form the distal part of the cilium.
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GO Term
GO:0150056 | amylin receptor complex 1
Description: A G protein-coupled receptor complex that serves as a receptor for amylin polypeptide (AMY) and consists of a calcitonin receptor (CTR/CALCR) and a receptor activity-modifying protein (RAMP) 1. Amylin receptor complex 1 (AMY1) also serves as a receptor for the calcitonin related peptide (CGRP) and adrenomedullin (AM/ADM).
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GO Term
GO:1990101 | DnaA-oriC complex
Description: A protein-DNA complex containing the initiator protein DnaA bound to high-affinity recognition sites in the unique origin of replication, oriC. DnaA-oriC binding is the first step in assembly of a bacterial pre-replicative complex (pre-RC) and is responsible for the timely initiation of replication once per cell cycle.
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GO Term
GO:1990205 | taurine dioxygenase complex
Description: A protein complex capable of catalyzing the conversion of taurine and alpha-ketoglutarate to sulfite, aminoacetaldehyde and succinate under sulfur or cysteine starvation conditions. Its expression is repressed by the presence of sulfate or cysteine. In E. coli it is a homodimer or homotetramer of the protein TauD.
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GO Term
GO:1990877 | Lst4-Lst7 complex
Description: A heterodimeric complex that functions as a GTPase-Activating Protein (GAP) Complex for members of the Rag family of GTPases. In the budding yeast, this complex contains Lst4 and Lst7, while the orthologous mammalian complex contains Follicular (FLCN) and either follicular interaction protein 1 (FNIP1) or FNIP2.
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GO Term
GO:0062073 | histone mRNA stem-loop binding complex
Description: A protein-containing complex composed of a stem-loop binding protein (in most species SLBP) and its interacting partner (SLIP1 or MIF4GD in most species) that binds to the histone mRNA (hmRNA) 3-prime-stem-loop structure. Facilitates hmRNA translation initiation and may also be involved in its processing and nuclear export.
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GO Term
GO:0008250 | oligosaccharyltransferase complex
Description: A protein complex that is found in the endoplasmic reticulum membrane of eukaryotes and transfers lipid-linked oligosaccharide precursor to asparagine residues on nascent proteins. In yeast, the complex includes at least nine different subunits, whereas in mammalian cells at least three different forms of the complex have been detected.
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GO Term
GO:0019885 | antigen processing and presentation of endogenous peptide antigen via MHC class I
Description: The process in which an antigen-presenting cell expresses a peptide antigen of endogenous origin on its cell surface in association with an MHC class I protein complex. The peptide antigen is typically, but not always, processed from a whole protein. Class I here refers to classical class I molecules.
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GO Term
GO:0042590 | antigen processing and presentation of exogenous peptide antigen via MHC class I
Description: The process in which an antigen-presenting cell expresses a peptide antigen of exogenous origin on its cell surface in association with an MHC class I protein complex. The peptide antigen is typically, but not always, processed from a whole protein. Class I here refers to classical class I molecules.
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GO Term
GO:0002530 | regulation of systemic arterial blood pressure involved in acute-phase response
Description: Any process that modulates the force with which blood travels through the circulatory system that contributes to the acute phase response. The acute phase response occurs during the early phases of an infection and is marked by changes in the production of plasma proteins such as C-reactive protein.
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GO Term
GO:0007227 | signal transduction downstream of smoothened
Description: The series of molecular signals that are initiated by the transmembrane protein Smoothened. In the presence of a Hedgehog signaling molecule, the Patched protein no longer inhibits the activity of Smoothened, and Smoothened signals via the Hedgehog signaling complex to activate downstream components of the Hedgehog signaling pathway.
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GO Term
GO:0008591 | regulation of Wnt signaling pathway, calcium modulating pathway
Description: Any process that modulates the frequency, rate or extent of the series of molecular signals initiated by binding of a Wnt protein to a receptor on the surface of the target cell where activated receptors leads to an increase in intracellular calcium and activation of protein kinase C (PKC).
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GO Term
GO:0030998 | linear element
Description: A proteinaceous scaffold associated with fission yeast chromosomes during meiotic prophase. Linear elements consist of a protein complex, LinE, with four main structural components (Rec10, Rec25, Rec27, and Mug20 in S. pombe) associated with chromatin. The resulting structure is related to but not equivalent to the synaptonemal complex.
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GO Term
GO:0035583 | sequestering of TGFbeta in extracellular matrix
Description: Confining TGFbeta to the extracellular matrix (ECM) such that it is separated from other components of the signaling pathway, including its cell surface receptor. TGFbeta is secreted as part of a latent complex that is targeted to the extracellular matrix through latent-TGFbeta-binding protein (LTBP)-mediated association with matrix proteins.
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GO Term
GO:0038044 | transforming growth factor-beta secretion
Description: The regulated release of transforming growth factor-beta (TGF-beta) from a cell into the extracellular region. TGF-beta is mostly secreted as a large latent TGF-beta complex (LLC) containing latency-associated proteins (LAPs) derived from the N-terminal region of the TGF-beta gene product, dimeric TGF-beta and latent TGF-beta binding proteins (LTBPs).
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GO Term
GO:0043398 | HLH domain binding
Description: Interacting selectively and non-covalently with Helix Loop Helix, a domain of 40-50 residues that occurs in specific DNA-binding proteins that act as transcription factors. The domain is formed of two amphipathic helices joined by a variable length linker region that can form a loop and it mediates protein dimerization.
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GO Term
GO:0110165 | cellular anatomical entity
Description: A part of a cellular organism that is either an immaterial entity or a material entity with granularity above the level of a protein complex but below that of an anatomical system. Or, a substance produced by a cellular organism with granularity above the level of a protein complex.
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GO Term
GO:0031497 | chromatin assembly
Description: The assembly of DNA, histone proteins, other associated proteins, and sometimes RNA, into chromatin structure, beginning with the formation of the basic unit, the nucleosome, followed by organization of the nucleosomes into higher order structures, ultimately giving rise to a complex organization of specific domains within the nucleus.
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GO Term
GO:0097016 | L27 domain binding
Description: Interacting selectively and non-covalently with a L27 domain of a protein. L27 is composed of conserved negatively charged amino acids and a conserved aromatic amino acid. L27 domains can assemble proteins involved in signaling and establishment and maintenance of cell polarity into complexes by interacting in a heterodimeric manner.
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GO Term
GO:0120125 | PNGase complex
Description: A protein complex responsible for the catalysis of the reaction: 4-N-(N-acetyl-D-glucosaminyl)-protein + H2O = N-acetyl-beta-D-glucosaminylamine + peptide L-aspartate. This reaction is the hydrolysis of an N4-(acetyl-beta-D-glucosaminyl)asparagine residue in which the N-acetyl-D-glucosamine residue may be further glycosylated, to yield a (substituted) N-acetyl-beta-D-glucosaminylamine and the peptide containing an aspartic residue.
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GO Term
GO:0042765 | GPI-anchor transamidase complex
Description: An enzyme complex which in humans and yeast consists of at least five proteins; for example, the complex contains GAA1, GPI8, PIG-S, PIG-U, and PIG-T in human, and Gaa1p, Gab1p, Gpi8p, Gpi16p, and Gpi17p in yeast. Catalyzes the posttranslational attachment of the carboxy-terminus of a precursor protein to a GPI-anchor.
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GO Term
GO:0002428 | antigen processing and presentation of peptide antigen via MHC class Ib
Description: The process in which an antigen-presenting cell expresses peptide antigen in association with an MHC class Ib protein complex on its cell surface. The peptide antigen may originate from an endogenous or exogenous protein. Class Ib here refers to non-classical class I molecules, such as those of the HLA-E family.
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GO Term
GO:0035182 | female germline ring canal outer rim
Description: An electron opaque backbone of the insect ovarian ring canal that is a part of or adjacent to the plasma membrane. The outer rim is established as the cleavage furrow is arrested, and contains F-actin, anillin, glycoproteins and at least one a protein with a high content of phosphorylated tyrosine residues.
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GO Term
GO:0035369 | pre-B cell receptor complex
Description: An immunoglobulin-like complex that is present in at least the plasma membrane of pre-B cells, and that is composed of two identical immunoglobulin heavy chains and two surrogate light chains, each composed of the lambda-5 and VpreB proteins, and a signaling subunit, a heterodimer of the Ig-alpha and Ig-beta proteins.
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GO Term
GO:0045813 | positive regulation of Wnt signaling pathway, calcium modulating pathway
Description: Any process that activates or increases the frequency, rate or extent of the series of molecular signals initiated by binding of a Wnt protein to a receptor on the surface of the target cell where activated receptors leads to an increase in intracellular calcium and activation of protein kinase C (PKC).
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GO Term
GO:0120171 | Cdc24p-Far1p-Gbetagamma complex
Description: A complex that forms at the cell cortex in response to pheromone treatment and is required for the polarized growth of haploid yeast cells towards a mating partner during yeast mating. In the yeast Saccharomyces cerevisiae, this complex consists of Cdc24p, Far1p, Ste4p (G-protein beta subunit) and Ste18p (G-protein gamma subunit).
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GO Term
GO:1901148 | gene expression involved in extracellular matrix organization
Description: Any gene expression that is involved in extracellular matrix organization. Gene expression includes both transcription to produce an RNA transcript, and the translation of that mRNA into protein. Protein maturation is included in gene expression when required to form an active form of a product from an inactive precursor form.
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GO Term
GO:1990500 | eif4e-cup complex
Description: A protein complex that causes translational repression in Drosophila. Prevents assembly of ribosomes at the mRNA by interfacing with a sequence-specific RNA-binding protein leading to recruitment of the CCR4 complex and consequently, reduction of the mRNA's poly(A) tail length. The complex is also required for dorso-ventral pattern formation in the embryo.
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GO Term
GO:0071987 | WD40-repeat domain binding
Description: Interacting selectively and non-covalently with a WD40 repeat domain of a protein. The WD40 repeat is a short structural motif of approximately 40 amino acids, often terminating in a tryptophan-aspartic acid (W-D) dipeptide. Several of these repeats are combined to form a type of protein domain called the WD domain.
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GO Term
GO:0009654 | photosystem II oxygen evolving complex
Description: A complex, composed of a cluster of manganese, calcium and chloride ions bound to extrinsic proteins, that catalyzes the splitting of water to O2 and 4 H+. In cyanobacteria there are five extrinsic proteins in OEC (PsbO, PsbP-like, PsbQ-like, PsbU and PsbV), while in plants there are only three (PsbO, PsbP and PsbQ).
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GO Term
GO:0016442 | RISC complex
Description: A ribonucleoprotein complex that contains members of the Argonaute family of proteins, small interfering RNAs (siRNAs) or microRNAs (miRNAs), and miRNA or siRNA-complementary mRNAs, in addition to a number of accessory factors. The RISC complex is involved in posttranscriptional repression of gene expression through downregulation of translation or induction of mRNA degradation.
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GO Term
GO:0006294 | nucleotide-excision repair, preincision complex assembly
Description: The aggregation, arrangement and bonding together of proteins on DNA to form the multiprotein complex involved in damage recognition, DNA helix unwinding, and endonucleolytic cleavage at the site of DNA damage. This assembly occurs before the phosphodiester backbone of the damaged strand is cleaved 3' and 5' of the site of DNA damage.
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GO Term
GO:0016581 | NuRD complex
Description: An approximately 2 MDa multi-subunit complex that exhibits ATP-dependent chromatin remodeling activity in addition to histone deacetylase (HDAC) activity, and has been shown to establish transcriptional repression of a number of target genes in vertebrates, invertebrates and fungi. Amongst its subunits, the NuRD complex contains histone deacetylases, histone binding proteins and Mi-2-like proteins.
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GO Term
GO:0031250 | anaerobic ribonucleoside-triphosphate reductase complex
Description: An enzyme complex composed of 4 subunits, 2 copies of the large protein (nrdD in E. coli) and 2 copies of the small protein (nrdG in E. coli). It catalyzes the generation of 2'deoxyribonucleotides under anaerobic growth conditions. The larger subunit is the catalytic unit that is activated by the smaller iron-binding subunit.
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GO Term
GO:0032221 | Rpd3S complex
Description: A eukaryotically conserved histone deacetylase complex which deacetylates histones across gene coding regions. Composed of a catalytic histone deacetylase subunit, a chromodomain protein, a SIN3 family co-repressor, and a WD repeat protein (Clr6p, Alp13p, Pst2p, and Prw1p respectively in Schizosaccharomyces; Rpd3p, Sin3p, Ume1p, Rco1p and Eaf3 in Saccharomyces; homologs thereof in other species).
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GO Term
GO:0036266 | Cdc48p-Npl4p-Vms1p AAA ATPase complex
Description: A multiprotein ATPase complex involved in the release of polyubiquitinated proteins, including those damaged by oxidative stress, from the outer mitochondria membrane into the cytoplasm where they are presented to the proteasome for proteolysis, a process also referred to as mitochondria-associated degradation (MAD). In budding yeast, this complex includes Cdc48p, Npl4p and Vms1p.
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GO Term
GO:0045282 | plasma membrane succinate dehydrogenase complex
Description: A multimeric complex which consists of flavoprotein (subunit A ; InterPro:IPR003952), iron-sulfur protein (subunit B) and membrane-bound cytochrome b560 (subunit C; InterPro:IPR000701). In some Archaea, the membrane-bound subunits (C or C and D) do not necessarily contain heme. Membrane-bound subunits can bind/react with quinones. Examples of this component are found in Bacterial species.
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GO Term
GO:0045812 | negative regulation of Wnt signaling pathway, calcium modulating pathway
Description: Any process that stops, prevents, or reduces the frequency, rate or extent of the series of molecular signals initiated by binding of a Wnt protein to a receptor on the surface of the target cell where activated receptors leads to an increase in intracellular calcium and activation of protein kinase C (PKC).
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GO Term
GO:0042771 | intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediator
Description: A series of molecular signals in which an intracellular signal is conveyed to trigger the apoptotic death of a cell. The pathway is induced by the cell cycle regulator phosphoprotein p53, or an equivalent protein, in response to the detection of DNA damage, and ends when the execution phase of apoptosis is triggered.
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GO Term
GO:0090661 | box H/ACA telomerase RNP complex
Description: A box H/ACA ribonucleoprotein complex that contains the RNA component of vertebrate telomerase, the enzyme essential for the replication of chromosome termini in most eukaryotes. This ribonucleoprotein complex is a structural box H/ACA RNP, which does not have the catalytic pseudouridylation function shared by the majority of H/ACA RNPs present in the cell.
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GO Term
GO:0097343 | ripoptosome assembly
Description: The aggregation, arrangement and bonding together of a set of components to form a ripoptosome, a protein complex whose formation can induce an extrinsic apoptotic signaling pathway or a necroptotic signaling pathway. The composition of this protein complex may depend on several factors including nature of the signal, cell type and more.
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GO Term
GO:0099079 | actin body
Description: An amorphous cytoskeletal structure consisting of aggregated actin filaments and associated proteins (including fibrin and capping protein) in which there is little or no actin filament turnover. In yeast (S. pombe and S. cerevisiae) these are found only in quiescent cells and are thought to serve as a reserve store of actin.
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GO Term
GO:1990127 | intrinsic apoptotic signaling pathway in response to osmotic stress by p53 class mediator
Description: A series of molecular signals in which an intracellular signal is conveyed to trigger the apoptotic death of a cell. The pathway is induced by the cell cycle regulator phosphoprotein p53, or an equivalent protein, in response to the detection of osmotic stress, and ends when the execution phase of apoptosis is triggered.
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GO Term
GO:0062120 | LinE complex assembly
Description: The aggregation, arrangement and bonding together of a set of components during meiotic prophase to form a LinE complex, the protein complex that associates with chromatin to form linear elements in fission yeast. In S. pombe, the LinE complex contains four main structural components (Rec10, Rec25, Rec27, and Mug20) and other associated proteins.
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GO Term
GO:0071163 | DNA replication preinitiation complex assembly
Description: The aggregation, arrangement and bonding together of a set of components to form the DNA replication preinitiation complex, a protein-DNA complex that is assembled at DNA replication origins immediately prior to the initiation of DNA replication. The complex consists of proteins that initiate the DNA binding, melt the helix and enable helicase activity.
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GO Term
GO:0005846 | nuclear cap binding complex
Description: A conserved heterodimeric protein complex that binds to the 5' terminal cap structure m7G(5')ppp(5')N of nascent eukaryotic RNA polymerase II transcripts such as pre-mRNA and U snRNA. The consists of proteins known as CBP20 and CBP80, binds to cap structures in the nucleus, and is involved in pre-mRNA splicing, 3'-end formation, and RNA nuclear export.
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GO Term
GO:0009271 | phage shock
Description: A response by bacterial cells to a variety of stresses including filamentous phage infection, mislocalization of envelope proteins, extremes of temperature, osmolarity or ethanol concentration, and the presence of proton ionophores such as carbonylcyanide m-chlorophenylhydrazone (CCCP), that involves expression of the phage shock protein operon, and acts to protect the bacterial cells from damage.
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GO Term
GO:0042721 | TIM22 mitochondrial import inner membrane insertion complex
Description: A multi-subunit complex embedded in the mitochondrial inner membrane that mediates the inner membrane insertion of multi-transmembrane spanning proteins that contain internal targeting elements. In yeast cells, TIM22 is a 300-kDa complex, consisting of four membrane integral subunits, Tim22, Tim54, Tim18 and Sdh3, and a peripheral chaperone complex consisting of the small TIM proteins, Tim9-Tim10-Tim12.
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GO Term
GO:0031511 | Mis6-Sim4 complex
Description: A protein complex that forms part of the inner centromere, which is involved in the loading of the centromeric histone h3 variant CENP-A onto centromeres and in centromere specific heterochromatin formation. The complex contains about 12 proteins, of which two are known as Mis6 and Sim4 in S. pombe and CENP-I and CENP-H in human.
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GO Term
GO:0017054 | negative cofactor 2 complex
Description: A heterodimeric protein complex that can stably associate with TATA-binding protein on promoters, thereby preventing the assembly of transcription factors TFIIA and TFIIB and leading to repression of RNA polymerase II transcription. The two subunits, NC2alpha (Drap1) and NC2beta (Dr1), dimerize through histone fold domains of the H2A/H2B type present in the amino termini.
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GO Term
GO:0005020 | stem cell factor receptor activity
Description: Combining with stem cell factor (SCF) and transmitting the signal from one side of the membrane to the other to initiate a change in cell activity by catalysis of the reaction: ATP + a protein-L-tyrosine = ADP + a protein-L-tyrosine phosphate. Stem cell factor is a cytokine that stimulates mast cell growth and differentiation.
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GO Term
GO:0009503 | thylakoid light-harvesting complex
Description: A thylakoid membrane complex of chlorophylls a and b together with chlorophyll a-b binding proteins. In addition, LHCs contain a number of other proteins, the function of which is speculative, together with accessory pigments. The LHCs capture and transfer energy to photosystems I and II. An example of this is found in Arabidopsis thaliana.
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GO Term
GO:0034973 | Sid2-Mob1 complex
Description: A protein complex that contains a protein kinase (Sid2 in S. pombe) and its regulatory subunit (Mob1). The Sid2p-Mob1p kinase complex is a component of the septation initiation network in fission yeast (called the mitotic exit network in S. cerevisiae) and is required for cytokinesis. The analogous complex in S. cerevisiae is called Dbf2p-Mob1p complex.
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GO Term
GO:0036292 | DNA rewinding
Description: The process in which interchain hydrogen bonds between two single-stranded DNA (ssDNA) are reformed to regenerate double-stranded DNA (dsDNA). ssDNA is often bound and stabilized by proteins such as replication protein A (RPA) to form ssDNA bubbles. The bubbles can be rewound by ATP-dependent motors to reform base pairs between strands and thus dsDNA.
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GO Term
GO:0045125 | bioactive lipid receptor activity
Description: Combining with a bioactive lipid and transmitting the signal across the membrane by activating an associated G-protein; promotes the exchange of GDP for GTP on the alpha subunit of a heterotrimeric G-protein complex. A bioactive lipid is a lipid for which changes in lipid levels result in functional consequences in a variety of cellular processes.
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GO Term
GO:0046808 | assemblon
Description: Antigenically dense structures located at the periphery of nuclei, close to but not abutting nuclear membranes. Assemblons contain the proteins for immature-capsid assembly; they are located at the periphery of a diffuse structure composed of proteins involved in DNA synthesis, which overlaps only minimally with the assemblons. More than one site can be present simultaneously.
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GO Term
GO:0097149 | centralspindlin complex
Description: A heterotetrameric protein complex playing a key role in the formation of the central spindle in mitosis. Made up of two molecules each of a mitotic kinesin (ZEN-4 in Caenorhabditis elegans or MKLP1 in mammals) and of two molecules each of a GTPase activating protein (GAP) factor (CYK-4 in Caenorhabditis elegans or MgcRacGAP in mammals).
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GO Term
GO:0098002 | receptor-mediated bacteriophage irreversible attachment to host cell
Description: The processes by which a bacteriophage initially commits to infection by binding the host receptor irreversibly. Disruption of the phage:cell complex at this step results in the loss of infective phage virions since the process is characterized by conformational changes of bacteriophage head and tail proteins and injection of bacteriophage proteins into the infected cell.
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GO Term
GO:1990864 | response to growth hormone-releasing hormone
Description: Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a growth hormone-releasing hormone stimulus. Growth hormone-releasing hormone regulates the release of growth hormone, as well as some pancreatic proteins, and possibly other proteins.
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GO Term
GO:0051432 | BH1 domain binding
Description: Interacting selectively and non-covalently with the BH1 domain of a protein of the Bcl-2 family. Proteins that act as inhibitors of apoptosis harbour at least three BH domains: BH1, BH2 and BH3; the BH1 and BH2 domains are found in all death antagonists of the Bcl-2 family but only in one class of death agonists.
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GO Term
GO:0051433 | BH2 domain binding
Description: Interacting selectively and non-covalently with the BH2 domain of a protein of the Bcl-2 family. Proteins that act as inhibitors of apoptosis harbour at least three BH domains: BH1, BH2 and BH3; the BH1 and BH2 domains are found in all death antagonists of the Bcl-2 family but only in one class of death agonists.
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GO Term
GO:2001284 | regulation of BMP secretion
Description: Any process that modulates the frequency, rate or extent of BMP secretion.
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GO Term
GO:2000275 | regulation of oxidative phosphorylation uncoupler activity
Description: Any process that modulates the frequency, rate or extent of oxidative phosphorylation uncoupler activity.
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GO Term
GO:0030915 | Smc5-Smc6 complex
Description: A conserved complex that contains a heterodimer of SMC proteins (Smc5p and Smc6p, or homologs thereof) and several other proteins, and is involved in DNA repair and maintaining cell cycle arrest following DNA damage. In S. cerevisiae, this is an octameric complex called Mms21-Smc5-Smc6 complex, with at least five of its subunits conserved in fission yeast and humans.
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GO Term
GO:0004663 | Rab geranylgeranyltransferase activity
Description: Catalysis of the reaction: 2 geranylgeranyl diphosphate + protein-cysteine = 2 S-geranylgeranyl-protein + 2 diphosphate. This reaction is the formation of two thioether linkages between the C-1 atom of the geranylgeranyl groups and two cysteine residues within the terminal sequence motifs XXCC, XCXC or CCXX. Known substrates include Ras-related GTPases of a single family and the Rab family.
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GO Term
GO:0005802 | trans-Golgi network
Description: The network of interconnected tubular and cisternal structures located within the Golgi apparatus on the side distal to the endoplasmic reticulum, from which secretory vesicles emerge. The trans-Golgi network is important in the later stages of protein secretion where it is thought to play a key role in the sorting and targeting of secreted proteins to the correct destination.
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GO Term
GO:0099041 | vesicle tethering to Golgi
Description: The initial, indirect interaction between a transport vesicle membrane and the membrane of the Golgi. This interaction is mediated by tethering factors (or complexes), which interact with both membranes. Interaction can occur via direct binding to membrane phospholipids or membrane proteins, or via binding to vesicle coat proteins. This process is distinct from and prior fusion.
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GO Term
GO:0045275 | respiratory chain complex III
Description: A protein complex that transfers electrons from ubiquinol to cytochrome c and translocates two protons across a membrane. The complex contains a core structure of three catalytic subunits: cytochrome b, the Rieske iron sulfur protein (ISP), and cytochrome c1, which are arranged in an integral membrane-bound dimeric complex; additional subunits are present, and vary among different species.
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GO Term
GO:0000144 | cellular bud neck septin ring
Description: A ring-shaped structure that forms at the site of cytokinesis in the bud neck of a budding cell; composed of members of the conserved family of filament forming proteins called septins as well as septin-associated proteins. In S. cerevisiae, this structure forms at the time of bud emergence and the septins show a high rate of exchange.
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GO Term
GO:0000927 | gamma-tubulin small complex, centrosomal
Description: A centrosomal complex usually comprising two gamma-tubulin molecules, at least two conserved non-tubulin proteins that multimerize along with additional non-tubulin proteins in animal cells into larger functional complexes. Gamma-tubulin small complexes are thought to be the repeating unit making up the core of the gamma-tubulin ring complex. An example of this structure is found in Mus musculus.
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GO Term
GO:0008545 | JUN kinase kinase activity
Description: Catalysis of the phosphorylation of tyrosine and threonine residues in a c-Jun NH2-terminal kinase (JNK), a member of a subgroup of mitogen-activated protein kinases (MAPKs), which signal in response to cytokines and exposure to environmental stress. JUN kinase kinase (JNKK) is a dual-specificity protein kinase kinase and requires activation by a serine/threonine kinase JUN kinase kinase kinase.
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GO Term
GO:0016610 | nitrogenase complex
Description: An enzyme complex composed of two proteins, dinitrogenase and nitrogenase reductase; dinitrogenase is tetrameric with an alpha2-beta2 structure and nitrogenase reductase is a homodimer, and both are associated with metal ions, which differ between species. Both proteins are required for the enzyme activity of the complex, the formation of oxidized ferredoxin and ammonia from reduced ferredoxin and nitrogen.
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