CATH Classification

Domain Context

CATH Clusters

Superfamily TPP-binding domain
Functional Family Acetolactate synthase

Enzyme Information

2.2.1.6
Acetolactate synthase.
based on mapping to UniProt P07342
2 pyruvate = 2-acetolactate + CO(2).
-!- The reaction shown is in the pathway of biosynthesis of valine. -!- The enzyme can also transfer the acetaldehyde from pyruvate to 2-oxobutanoate, forming 2-ethyl-2-hydroxy-3-oxobutanoate, also known as 2-aceto-2-hydroxybutanoate, a reaction in the biosynthesis of isoleucine. -!- Formerly EC 4.1.3.18.

UniProtKB Entries (1)

P07342
ILVB_YEAST
Saccharomyces cerevisiae S288C
Acetolactate synthase catalytic subunit, mitochondrial

PDB Structure

PDB 1T9D
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Elucidating the specificity of binding of sulfonylurea herbicides to acetohydroxyacid synthase.
McCourt, J.A., Pang, S.S., Guddat, L.W., Duggleby, R.G.
Biochemistry
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