Multiple Assemblies exist for SMTL entry 6x5k
Crystal structure of CODH/ACS with carbon monoxide bound to the A-cluster; X-RAY DIFFRACTION 2.47 Å

	SMTL ID 6x5k.1 Ligands IRON/SULFUR CLUSTER; FE(4)-NI(1)-S(4) CLUSTER; TRIETHYLENE GLYCOL; NICKEL (II) ION; CARBON MONOXIDE; MAGNESIUM ION Polypeptides Carbon monoxide dehydrogenase/acetyl-CoA synthase subunit beta; Carbon monoxide dehydrogenase/acetyl-CoA synthase subunit alpha Oligo-state hetero-2-2-mer
	SMTL ID 6x5k.2 Ligands IRON/SULFUR CLUSTER; FE(4)-NI(1)-S(4) CLUSTER; 1-METHOXY-2-[2-(2-METHOXY-ETHOXY]-ETHANE; NICKEL (II) ION; CARBON MONOXIDE Polypeptides Carbon monoxide dehydrogenase/acetyl-CoA synthase subunit beta; Carbon monoxide dehydrogenase/acetyl-CoA synthase subunit alpha Oligo-state hetero-2-2-mer