locus-tag	class	description
HOV28_gp33	COG0209	Provides the precursors necessary for DNA synthesis. Catalyzes the biosynthesis of deoxyribonucleotides from the corresponding ribonucleotides
HOV28_gp37	COG0258	In addition to polymerase activity, this DNA polymerase exhibits 5'-3' exonuclease activity
HOV28_gp37	COG0749	In addition to polymerase activity, this DNA polymerase exhibits 5'-3' exonuclease activity
HOV28_gp39	COG0358	DNA primase activity
HOV28_gp54	COG1351	Catalyzes the reductive methylation of 2'-deoxyuridine- 5'-monophosphate (dUMP) to 2'-deoxythymidine-5'-monophosphate (dTMP) while utilizing 5,10-methylenetetrahydrofolate (mTHF) as the methyl donor, and NAD(P)H and FADH(2) as the reductant