locus-tag	class	description
3S12_10	PF08291	Peptidase M15 
3S12_10	PF01471	Putative peptidoglycan binding domain
3S12_21	PF04984	Phage tail sheath protein subtilisin-like domain
3S12_21	PF17482	Phage tail sheath C-terminal domain
3S12_47	PF12167	Arm DNA-binding domain
3S12_47	PF00589	Phage integrase family