locus-tag	class	description
I5H21_gp040	IPR011010	DNA breaking-rejoining enzyme, catalytic core
I5H21_gp040	IPR013762	Integrase-like, catalytic domain superfamily
I5H21_gp040	IPR002104	Integrase, catalytic domain
I5H21_gp040	IPR010998	Integrase/recombinase, N-terminal
I5H21_gp040	IPR004107	Integrase, SAM-like, N-terminal
I5H21_gp040	IPR011932	Tyrosine recombinase XerD
I5H21_gp040	IPR023009	Tyrosine recombinase XerC/XerD
I5H21_gp057	IPR034768	WhiB-like  iron-sulfur binding domain
I5H21_gp057	IPR003482	Transcription factor WhiB