4E3K

Crystal structure of AmpC beta-lactamase in complex with a designed 4-tetrazolyl pyridine 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)	[({[6-(1H-tetrazol-5-yl)pyridin-3-yl]sulfonyl}amino)methyl]boronic acid	non-polymer		284.1	2	Chemie (0NA)
3	D, E (A)	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
4	G, H (A, B)	water	water		18.0	719	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	79175.8
Non-Polymers*	Number of molecules	4
	Total formula weight	758.1
All*	Total formula weight	79933.9

*Water molecules are not included.