locus-tag	class	description
ABNavy4_012	L	INFORMATION STORAGE AND PROCESSING; Replication, recombination and repair
ABNavy4_020	L	INFORMATION STORAGE AND PROCESSING; Replication, recombination and repair
ABNavy4_078	M	CELLULAR PROCESSES AND SIGNALING; Cell wall/membrane/envelope biogenesis
ABNavy4_095	O	CELLULAR PROCESSES AND SIGNALING; Post-translational modification, protein turnover, and chaperones
ABNavy4_146	J	INFORMATION STORAGE AND PROCESSING; Translation, ribosomal structure and biogenesis