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STRUCTURE OF CLASS A CEPHALOSPORINASE FROM PROTEUS VULGARIS K1

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	271	29689.4	2	UniProt (P52664) Pfam (PF00144) Pfam (PF13354) In PDB	Proteus vulgaris	CEPHALOSPORINASE
2	A, B	2-(N-MORPHOLINO)-ETHANESULFONIC ACID	non-polymer		195.2	2	Chemie (MES)
3		water	water		18.0	663	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	59378.8
Non-Polymers*	Number of molecules	2
	Total formula weight	390.5
All*	Total formula weight	59769.3

*Water molecules are not included.