4E3O

Crystal structure of AmpC beta-lactamase in complex with a small chloromethyl sulfonamide boronic acid inhibitor

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)	Beta-lactamase	polymer	358	39587.9	2	UniProt (P00811) Pfam (PF00144)	Escherichia coli	Cephalosporinase
2	C, F (A, B)	({[(chloromethyl)sulfonyl]amino}methyl)boronic acid	non-polymer		187.4	2	Chemie (0NG)
3	D, E, G, H (A, B)	PHOSPHATE ION	non-polymer		95.0	4	Chemie (PO4)
4	I, J (A, B)	water	water		18.0	691	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	79175.8
Non-Polymers*	Number of molecules	6
	Total formula weight	754.7
All*	Total formula weight	79930.5

*Water molecules are not included.