locus-tag	class	description
phageB13_18	COG4824	toxin secretion phage lysis holin
phageB13_19	COG1388	LysM domain
phageB13_19	COG3409	Peptidoglycan-binding domain 1 protein
phageB13_19	COG5632	N-Acetylmuramoyl-L-alanine amidase
phageB13_27	COG0582	viral genome integration into host DNA
phageB13_46	COG3331	DNA recombination
phageB13_48	COG1595	DNA-templated transcription, initiation