3FUO

The Crystal structure of receptor binding domain of botulinum neurotoxin serotype A

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Botulinum neurotoxin type A	polymer	426	49751.3	1	UniProt (P10845) Pfam (PF07953) Pfam (PF07951) UniProt (by SIFTS) (P0DPI1) In PDB	Clostridium botulinum	BoNT/A, Bontoxilysin-A, BOTOX, Botulinum neurotoxin A light chain, Botulinum neurotoxin A heavy chain
2		water	water		18.0	208	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	49751.3
All*	Total formula weight	49751.3

*Water molecules are not included.