1OAO

NiZn[Fe4S4] and NiNi[Fe4S4] clusters in closed and open alpha subunits of acetyl-CoA synthase/carbon monoxide dehydrogenase

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	CARBON MONOXIDE DEHYDROGENASE/ACETYL-COA SYNTHASE SUBUNIT BETA	polymer	674	73006.9	2	UniProt (P27989) Pfam (PF03063) In PDB	MOORELLA THERMOACETICA	CODH
2	C, D	CARBON MONOXIDE DEHYDROGENASE/ACETYL-COA SYNTHASE SUBUNIT ALPHA	polymer	729	81816.9	2	UniProt (P27988) Pfam (PF18537) Pfam (PF03598) Pfam (PF19436) In PDB	MOORELLA THERMOACETICA	CODH
3	D, A, C, B	IRON/SULFUR CLUSTER	non-polymer		351.6	5	Chemie (SF4)
4	A, B	FE(4)-NI(1)-S(4) CLUSTER	non-polymer		410.3	2	Chemie (XCC)
5	A, B	FORMYL GROUP	non-polymer		30.0	2	Chemie (FOR)
6	B, D, A, C	SULFATE ION	non-polymer		96.1	31	Chemie (SO4)
7	D, B, A, C	GLYCEROL	non-polymer		92.1	8	Chemie (GOL)
8	B, A	FE (II) ION	non-polymer		55.8	2	Chemie (FE2)
9	B	BICARBONATE ION	non-polymer		61.0	1	Chemie (BCT)
10	C	ZINC ION	non-polymer		65.4	1	Chemie (ZN)
11	D, C	NICKEL (II) ION	non-polymer		58.7	3	Chemie (NI)
12	C	SULFUR OXIDE	non-polymer		48.1	1	Chemie (SX)
13	D	ACETATE ION	non-polymer		59.0	1	Chemie (ACT)
14		water	water		18.0	1271	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	309647.7
Non-Polymers*	Number of molecules	57
	Total formula weight	6874.9
All*	Total formula weight	316522.6

*Water molecules are not included.