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5D6R

Acetolactate Synthase from Klebsiella pneumoniae in Complex with Mechanism-Based Inhibitor

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(B, M)
Acetolactate synthase, catabolicpolymer57962555.12UniProt (P27696)
Pfam (PF02776)
Pfam (PF00205)
Pfam (PF02775)
Klebsiella pneumoniaeALS
2C, D, E, H, I
(B, M)
MAGNESIUM IONnon-polymer24.35Chemie (MG)
3F, J
(B, M)
PHOSPHATE IONnon-polymer95.02Chemie (PO4)
4G, K
(B, M)
3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-2-[(Z)-2-fluoro-1-hydroxy-2-phosphonoethenyl]-5-(2-{[(S)-hydroxy(phosphonooxy)phosphoryl]oxy}ethyl)-4-methyl-1,3-thiazol-3-iumnon-polymer565.32Chemie (EN0)
5L, M
(B, M)
waterwater18.0267Chemie (HOH)
Sequence modifications
B, M: 1 - 559 (UniProt: P27696)
PDBExternal DatabaseDetails
Met -19-initiating methionine
Gly -18-expression tag
Ser -17-expression tag
Ser -16-expression tag
His -15-expression tag
His -14-expression tag
His -13-expression tag
His -12-expression tag
His -11-expression tag
His -10-expression tag
Ser -9-expression tag
Ser -8-expression tag
Gly -7-expression tag
Leu -6-expression tag
Val -5-expression tag
Pro -4-expression tag
Arg -3-expression tag
Gly -2-expression tag
Ser -1-expression tag
His 0-expression tag
Ser 407Thr 407engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight125110.2
Non-Polymers*Number of molecules9
Total formula weight1442.1
All*Total formula weight126552.3
*Water molecules are not included.

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PDB entries from 2025-07-30

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