dnaN is the gene that codes for the DNA clamp (also known as β sliding clamp) of DNA polymerase III in prokaryotes.[2][3] The β clamp physically locks Pol III onto a DNA strand during replication to help increase its processivity.[4] The eukaryotic equivalent to the β clamp is PCNA.
DNA polymerase III subunit beta | |||||||
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Identifiers | |||||||
Organism | |||||||
Symbol | dnaN | ||||||
Entrez | 948218 | ||||||
PDB | 1MMI | ||||||
RefSeq (Prot) | NP_418156 | ||||||
UniProt | P0A988 | ||||||
Other data | |||||||
EC number | 2.7.7.7 | ||||||
Chromosome | MG1655: 3.88 - 3.88 Mb | ||||||
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