3L9E

Crystal structures of holo and Cu-deficient Cu/ZnSOD from the silkworm Bombyx mori and the implications in Amyotrophic lateral sclerosis

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	Superoxide dismutase [Cu-Zn]	polymer	154	15862.6	4	UniProt (P82205) Pfam (PF00080) In PDB	Bombyx mori (Silk moth)
2	A, B, C, D	ZINC ION	non-polymer		65.4	4	Chemie (ZN)
3		water	water		18.0	483	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	63450.4
Non-Polymers*	Number of molecules	4
	Total formula weight	261.6
All*	Total formula weight	63712.1

*Water molecules are not included.