Protein Domain : DNA recombination-mediator protein A IPR003488

Type  Family
Description  This family of bacterial proteins includes DNA processing protein A (DprA) from Streptococcus pneumoniae and Smf, the Bacillus subtilis orthologue. DprA is a new member of the recombination-mediator protein family, dedicated to natural bacterial transformation [ ]. In Helicobacter pylori, DprA is required for natural chromosomal and plasmid transformation []. It has now been shown that DprA binds cooperatively to single-stranded DNA (ssDNA) and interacts with RecA. In the process, DprA-RecA-ssDNA filaments are produced and these filaments catalyse the homology-dependent formation of joint molecules. While the Escherichia coli SSB protein limits access of RecA to ssDNA, DprA alleviates this barrier []. DprA has a role not only in ensuring production of transformants via interaction with RecA, it is also involved in competence shut-off via interaction with ComE [].
Short Name  DprA

0 Child Features

0 Gene Families

0 Genes

1 Ontology Annotations

0 Parent Features

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