Multiple Assemblies exist for SMTL entry 5byr
Semisynthetic [FeFe]-hydrogenase CpI with propane-dithiolato-bridged [2Fe] cofactor; X-RAY DIFFRACTION 1.82 Å

	SMTL ID 5byr.1 Ligands IRON/SULFUR CLUSTER; FE2/S2 (INORGANIC) CLUSTER; bis(cyanido-kappaC)(dicarbonyl)-mu-(oxomethylidene)[mu-propane-1,3-bis(thiolate)-1kappa~2~S~1~,S~3~:2kappa~2~S~1~,S~3~] diiron(2+); MAGNESIUM ION; GLYCEROL Polypeptides Iron hydrogenase 1 Oligo-state monomer
	SMTL ID 5byr.2 Ligands IRON/SULFUR CLUSTER; FE2/S2 (INORGANIC) CLUSTER; bis(cyanido-kappaC)(dicarbonyl)-mu-(oxomethylidene)[mu-propane-1,3-bis(thiolate)-1kappa~2~S~1~,S~3~:2kappa~2~S~1~,S~3~] diiron(2+); MAGNESIUM ION Polypeptides Iron hydrogenase 1 Oligo-state monomer