locus-tag	class	description
phageB13_18	IPR006480	Bacteriophage holin family
phageB13_19	IPR036505	N-acetylmuramoyl-L-alanine amidase/PGRP domain superfamily
phageB13_19	IPR002502	N-acetylmuramoyl-L-alanine amidase domain
phageB13_19	IPR018392	LysM domain
phageB13_19	IPR036779	LysM domain superfamily
phageB13_19	IPR002477	Peptidoglycan binding-like
phageB13_19	IPR036365	PGBD-like superfamily
phageB13_19	IPR036366	PGBD superfamily
phageB13_27	IPR004191	Integrase, Tn916-type, N-terminal DNA binding
phageB13_27	IPR010998	Integrase/recombinase, N-terminal
phageB13_27	IPR002104	Integrase, catalytic domain
phageB13_27	IPR013762	Integrase-like, catalytic domain superfamily
phageB13_27	IPR011010	DNA breaking-rejoining enzyme, catalytic core
phageB13_27	IPR016177	DNA-binding domain superfamily
phageB13_46	IPR004612	Holliday junction resolvase RecU
phageB13_46	IPR011335	Restriction endonuclease  type II-like
phageB13_46	IPR011856	tRNA endonuclease-like domain superfamily
phageB13_48	IPR014284	RNA polymerase sigma-70 like domain
phageB13_48	IPR013249	RNA polymerase sigma factor 70, region 4 type 2
phageB13_48	IPR013324	RNA polymerase sigma factor, region 3/4-like
phageB13_48	IPR036388	Winged helix-like DNA-binding domain superfamily