locus-tag	class	description
AB2_14	S	POORLY CHARACTERIZED; Function unknown
AB2_24	L	INFORMATION STORAGE AND PROCESSING; Replication, recombination and repair
AB2_27	S	POORLY CHARACTERIZED; Function unknown
AB2_50	L	INFORMATION STORAGE AND PROCESSING; Replication, recombination and repair
AB2_62	L	INFORMATION STORAGE AND PROCESSING; Replication, recombination and repair