1DQ7

THREE-DIMENSIONAL STRUCTURE OF A NEUROTOXIN FROM RED SCORPION (BUTHUS TAMULUS) AT 2.2A RESOLUTION.

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)	NEUROTOXIN	polymer	64	7046.9	2	Pfam (PF00537) UniProt (by SIFTS) (P60277)	Mesobuthus tamulus (Indian red scorpion)
2	C, D (A, B)	water	water		18.0	91	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	14093.7
All*	Total formula weight	14093.7

*Water molecules are not included.