locus-tag	class	description
SSBP1_gp14	COG0358	DNA primase activity
SSBP1_gp16	COG0258	In addition to polymerase activity, this DNA polymerase exhibits 5'-3' exonuclease activity
SSBP1_gp16	COG0749	In addition to polymerase activity, this DNA polymerase exhibits 5'-3' exonuclease activity
SSBP1_gp19	COG0209	Provides the precursors necessary for DNA synthesis. Catalyzes the biosynthesis of deoxyribonucleotides from the corresponding ribonucleotides
SSBP1_gp55	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