6AO1

Crystal structure of a beta-lactamase from Burkholderia phymatum

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D (A, B, C, D)	Beta-lactamase domain protein	polymer	364	40409.1	4	UniProt (B2JKI6) Pfam (PF00753) Pfam (PF21221)	Paraburkholderia phymatum
2	E, F, J, K, S... (A, B, C, D)	1,2-ETHANEDIOL	non-polymer		62.1	7	Chemie (EDO)
3	AA, BA, G, H, I... (D, A, B, C)	CALCIUM ION	non-polymer		40.1	17	Chemie (CA)
4	CA, DA, EA, FA (A, B, C, D)	water	water		18.0	1188	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 356 (UniProt: B2JKI6)

PDB	External Database	Details
Met -7	-	expression tag
Ala -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	161636.4
Non-Polymers*	Number of molecules	24
	Total formula weight	1115.8
All*	Total formula weight	162752.2

*Water molecules are not included.