2XGN

Structural and mechanistic studies on a cephalosporin esterase from the clavulanic acid biosynthesis pathway

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)	ORF12	polymer	458	49885.6	2	UniProt (Q83Z62) Pfam (PF18042) Pfam (PF13354) UniProt (by SIFTS) (Q8KRB7)	STREPTOMYCES CLAVULIGERUS
2	C, D (A, B)	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
3	E, F (A, B)	water	water		18.0	755	Chemie (HOH)

Sequence modifications

A, B: 1 - 458 (UniProt: Q83Z62)

PDB	External Database	Details
Ala 378	Ser 378	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	99771.2
Non-Polymers*	Number of molecules	2
	Total formula weight	184.2
All*	Total formula weight	99955.4

*Water molecules are not included.