1ONJ

Crystal structure of Atratoxin-b from Chinese cobra venom of Naja atra

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Cobrotoxin b	polymer	61	6843.7	1	UniProt (P80958) Pfam (PF21947) In PDB	Naja atra (Chinese cobra)	atratoxin-b
2	A	SULFATE ION	non-polymer		96.1	1	Chemie (SO4)
3		water	water		18.0	84	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	6843.7
Non-Polymers*	Number of molecules	1
	Total formula weight	96.1
All*	Total formula weight	6939.7

*Water molecules are not included.