| DNA helicases | <enzyme> Proteins that promote unwinding of duplex DNA during replication by binding cooperatively to single-stranded regions of DNA or to short regions of duplex DNA that are undergoing transient opening. Registry number: EC 5.99.- (12 Dec 1998) |
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| DNAb gene | <molecular biology> A gene found in the bacteria Escherichia coli which makes a protein that is involved in the formation of primer polynucleotide chains, which are precursors of DNA replication. (09 Oct 1997) |
| DnaB helicase | <enzyme> Dnac delivers the dnab helicase from a dnab.dnac complex to the future replication fork; isolated from E coli Registry number: EC 3.1.- (26 Jun 1999) |