Multiple Assemblies exist for SMTL entry 4xdc
Active semisynthetic [FeFe]-hydrogenase CpI with aza-dithiolato-bridged [2Fe] cofactor; X-RAY DIFFRACTION 1.63 Å

	SMTL ID 4xdc.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 4xdc.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