8W7X

SPS_Carbonic Anhydrases

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D (A, B, C, D)	SPS_Carbon Anhydrase	polymer	226	26249.7	4		synthetic construct
2	E, F, I, J, N... (A, B, C, D)	SULFATE ION	non-polymer		96.1	8	Chemie (SO4)
3	G, K, P, T (A, B, C, D)	ZINC ION	non-polymer		65.4	4	Chemie (ZN)
4	H, L, Q, U (A, B, C, D)	BICARBONATE ION	non-polymer		61.0	4	Chemie (BCT)
5	M, V (B, D)	1,2-ETHANEDIOL	non-polymer		62.1	2	Chemie (EDO)
6	W, X, Y, Z (A, B, C, D)	water	water		18.0	232	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	104998.9
Non-Polymers*	Number of molecules	18
	Total formula weight	1398.3
All*	Total formula weight	106397.2

*Water molecules are not included.