2Q2L

Crystal Structure of Superoxide Dismutase from P. atrosanguina

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Superoxide Dismutase	polymer	152	15215.9	2	Pfam (PF00080) UniProt (by SIFTS) (B2CP37)	Potentilla atrosanguinea	copper-zinc superoxide dismutase
2	C, J (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	D, E, F, G, H... (A, B)	IODIDE ION	non-polymer		126.9	10	Chemie (IOD)
4	O, P (A, B)	water	water		18.0	203	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	30431.7
Non-Polymers*	Number of molecules	12
	Total formula weight	1399.9
All*	Total formula weight	31831.6

*Water molecules are not included.