1BNC

THREE-DIMENSIONAL STRUCTURE OF THE BIOTIN CARBOXYLASE SUBUNIT OF ACETYL-COA CARBOXYLASE

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	BIOTIN CARBOXYLASE	polymer	449	49386.7	2	UniProt (P24182) Pfam (PF00289) Pfam (PF02786) Pfam (PF02785) In PDB	Escherichia coli
2	A, B	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
3		water	water		18.0	116	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	98773.3
Non-Polymers*	Number of molecules	2
	Total formula weight	189.9
All*	Total formula weight	98963.3

*Water molecules are not included.