locus-tag	class	description
3S12_1	IPR030935	Phage portal protein PBSX family, Proteobacteria
3S12_1	IPR006430	Phage portal protein PBSX family
3S12_10	IPR009045	Hedgehog signalling/DD-peptidase zinc-binding domain superfamily
3S12_10	IPR013230	Peptidase M15A, C-terminal
3S12_10	IPR002477	Peptidoglycan binding-like
3S12_10	IPR036365	PGBD-like superfamily
3S12_10	IPR036366	PGBD superfamily
3S12_21	IPR035089	Tail sheath protein, subtilisin-like domain
3S12_21	IPR020287	Tail sheath protein, C-terminal domain
3S12_47	IPR011010	DNA breaking-rejoining enzyme, catalytic core
3S12_47	IPR013762	Integrase-like, catalytic domain superfamily
3S12_47	IPR002104	Integrase, catalytic domain
3S12_47	IPR010998	Integrase/recombinase, N-terminal
3S12_47	IPR022000	Min27-like integrase, DNA-binding domain