2QPN

GES-1 beta-lactamase

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 GES-1	polymer	287	31192.4	2	UniProt (Q9KJY7) Pfam (PF00144) Pfam (PF13354) In PDB	Klebsiella pneumoniae	GES-1 extended-spectrum beta-lactamase
2	A, B	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3		water	water		18.0	728	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	62384.9
Non-Polymers*	Number of molecules	2
	Total formula weight	192.1
All*	Total formula weight	62577.0

*Water molecules are not included.