locus-tag	class	description
2AX3_2	PF01032	FecCD transport family
2AX3_4	PF00268	Ribonucleotide reductase, small chain
2AX3_5	PF02867	Ribonucleotide reductase, barrel domain
2AX3_5	PF00317	Ribonucleotide reductase, all-alpha domain
2AX3_5	PF08343	Ribonucleotide reductase N-terminal
2AX3_6	PF07972	NrdI Flavodoxin like