5JOC

Crystal structure of the S61A mutant of AmpC BER

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	366	40540.0	2	UniProt (A7TUE6) Pfam (PF00144) UniProt (by SIFTS) (P00811)	Escherichia coli
2	C, D, E, F (A, B)	CITRIC ACID	non-polymer		192.1	4	Chemie (CIT)
3	G, H (A, B)	water	water		18.0	269	Chemie (HOH)

Sequence modifications

A, B: 2 - 360 (UniProt: A7TUE6)

PDB	External Database	Details
Met -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
His 1	-	expression tag
Ala 61	Ser 80	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	81080.1
Non-Polymers*	Number of molecules	4
	Total formula weight	768.5
All*	Total formula weight	81848.6

*Water molecules are not included.