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CATH Classification

Domain Context

CATH Clusters

Superfamily 6.10.240.10
Functional Family

Enzyme Information

1.1.1.86
Ketol-acid reductoisomerase (NADP(+)).
based on mapping to UniProt P9WKJ7
(1) (2R)-2,3-dihydroxy-3-methylbutanoate + NADP(+) = (2S)-2-hydroxy-2- methyl-3-oxobutanoate + NADPH. (2) (2R,3R)-2,3-dihydroxy-3-methylpentanoate + NADP(+) = (S)-2-hydroxy-2- ethyl-3-oxobutanoate + NADPH.
-!- The enzyme, found in many bacteria and archaea, is specific for NADPH (cf. EC 1.1.1.382 and EC 1.1.1.383). -!- Formerly EC 1.1.1.89.

UniProtKB Entries (1)

P9WKJ7
ILVC_MYCTU
Mycobacterium tuberculosis H37Rv
Ketol-acid reductoisomerase (NADP(+))

PDB Structure

PDB 4YPO
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Crystal structure of Mycobacterium tuberculosis ketol-acid reductoisomerase at 1.0 angstrom resolution - a potential target for anti-tuberculosis drug discovery.
Lv, Y., Kandale, A., Wun, S.J., McGeary, R.P., Williams, S.J., Kobe, B., Sieber, V., Schembri, M.A., Schenk, G., Guddat, L.W.
Febs J.
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