Multiple Assemblies exist for SMTL entry 6gm4
[FeFe]-hydrogenase CpI from Clostridium pasteurianum, variant S319A; X-RAY DIFFRACTION 1.97 Å

	SMTL ID 6gm4.1 Ligands dicarbonyl[bis(cyanide-kappaC)]-mu-(iminodimethanethiolatato-1kappaS:2kappaS)-mu-(oxomethylidene)diiron(2+); IRON/SULFUR CLUSTER; FE2/S2 (INORGANIC) CLUSTER; MAGNESIUM ION Polypeptides Iron hydrogenase 1 Oligo-state monomer
	SMTL ID 6gm4.2 Ligands dicarbonyl[bis(cyanide-kappaC)]-mu-(iminodimethanethiolatato-1kappaS:2kappaS)-mu-(oxomethylidene)diiron(2+); IRON/SULFUR CLUSTER; FE2/S2 (INORGANIC) CLUSTER; MAGNESIUM ION Polypeptides Iron hydrogenase 1 Oligo-state monomer