5NBK

NDM-1 metallo-beta-lactamase: a parsimonious interpretation of the diffraction data

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, C)	Metallo-beta-lactamase type 2	polymer	251	26834.2	2	UniProt (C7C422) Pfam (PF00753)	Klebsiella pneumoniae	B2 metallo-beta-lactamase,Beta-lactamase type II,Metallo-beta-lactamase NDM-1,Metallo-beta-lactamase type II,New Delhi metallo-beta-lactamase-1,NDM-1
2	C, D, H, I (A, C)	ZINC ION	non-polymer		65.4	4	Chemie (ZN)
3	E, J, K (A, C)	TETRAETHYLENE GLYCOL	non-polymer		194.2	3	Chemie (PG4)
4	F, L (A, C)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
5	G (A)	HEXAETHYLENE GLYCOL	non-polymer		282.3	1	Chemie (P6G)
6	M, N (A, C)	water	water		18.0	109	Chemie (HOH)

Sequence modifications

A, C: 29 - 270 (UniProt: C7C422)

PDB	External Database	Details
Met 28	-	initiating methionine
Leu 271	-	expression tag
Glu 272	-	expression tag
His 273	-	expression tag
His 274	-	expression tag
His 275	-	expression tag
His 276	-	expression tag
His 277	-	expression tag
His 278	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	53668.3
Non-Polymers*	Number of molecules	10
	Total formula weight	1197.6
All*	Total formula weight	54865.9

*Water molecules are not included.