locus-tag	class	description
IW18_121	PF04973	Nicotinamide mononucleotide transporter
IW18_168	PF00149	Calcineurin-like phosphoesterase
IW18_175	PF14572	Phosphoribosyl synthetase-associated domain
IW18_175	PF13793	N-terminal domain of ribose phosphate pyrophosphokinase
IW18_177	PF04095	Nicotinate phosphoribosyltransferase (NAPRTase) family
IW18_36	PF07484	Phage Tail Collar Domain
IW18_36	PF03335	Phage tail fibre repeat
IW18_38	PF00692	dUTPase
IW18_49	PF01612	3'-5' exonuclease
IW18_49	PF00476	DNA polymerase family A
IW18_49	PF01367	5'-3' exonuclease, C-terminal SAM fold
IW18_49	PF02739	5'-3' exonuclease, N-terminal resolvase-like domain
IW18_50	PF10410	DnaB-helicase binding domain of primase
IW18_50	PF08275	DNA primase catalytic core, N-terminal domain
IW18_50	PF01807	CHC2 zinc finger
IW18_53	PF12826	Helix-hairpin-helix motif
IW18_53	PF03119	NAD-dependent DNA ligase C4 zinc finger domain
IW18_53	PF00533	BRCA1 C Terminus (BRCT) domain
IW18_53	PF01653	NAD-dependent DNA ligase adenylation domain
IW18_53	PF03120	NAD-dependent DNA ligase OB-fold domain
IW18_57	PF00533	BRCA1 C Terminus (BRCT) domain
IW18_57	PF01653	NAD-dependent DNA ligase adenylation domain
IW18_57	PF03120	NAD-dependent DNA ligase OB-fold domain
IW18_57	PF12826	Helix-hairpin-helix motif
IW18_71	PF03477	ATP cone domain
IW18_71	PF13597	Anaerobic ribonucleoside-triphosphate reductase
IW18_74	PF03477	ATP cone domain
IW18_74	PF02867	Ribonucleotide reductase, barrel domain
IW18_74	PF00317	Ribonucleotide reductase, all-alpha domain
IW18_78	PF08719	Domain of unknown function (DUF1768)
IW18_78	PF00925	GTP cyclohydrolase II
IW18_80	PF00075	RNase H