4OM4

Crystal structure of CTX A2 from Taiwan Cobra (Naja 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, B, C, D, E	Cytotoxin 2	polymer	60	6760.2	5	UniProt (P01442) In PDB	Naja atra (Taiwan cobra)	CX2, Cardiotoxin 1A, Cardiotoxin analog II, CTX II, Cardiotoxin-A2, CTX-2, CTX-A2, CTX2
2		water	water		18.0	92	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	5
	Total formula weight	33801.2
All*	Total formula weight	33801.2

*Water molecules are not included.