1KDW

X-ray crystal structure of AmpC beta-lactamase from E. coli in complex with the inhibitor 4-carboxyphenylboronic acid

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	beta-lactamase	polymer	358	39587.9	2	UniProt (P00811) Pfam (PF00144) In PDB	Escherichia coli	Cephalosporinase
2	A	PHOSPHATE ION	non-polymer		95.0	1	Chemie (PO4)
3	A, B	4-CARBOXYPHENYLBORONIC ACID	non-polymer		165.9	2	Chemie (4CB)
4		water	water		18.0	263	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	79175.8
Non-Polymers*	Number of molecules	3
	Total formula weight	426.8
All*	Total formula weight	79602.7

*Water molecules are not included.