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Acetolactate Synthase MeSH Descriptor Data 2024


MeSH Heading
Acetolactate Synthase
Tree Number(s)
D08.811.913.200.324
D12.776.331.049
Unique ID
D000095
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D000095
Scope Note
A flavoprotein enzyme that catalyzes the formation of acetolactate from 2 moles of PYRUVATE in the biosynthesis of VALINE and the formation of acetohydroxybutyrate from pyruvate and alpha-ketobutyrate in the biosynthesis of ISOLEUCINE. This enzyme was formerly listed as EC 4.1.3.18.
Entry Term(s)
Acetohydroxy Acid Synthase
Acetohydroxy Acid Synthetase
Acetohydroxyacid Synthetase I
Acetolactate Synthetase
Acetoxyhydroxyacid Synthase III
Registry Number
EC 2.2.1.6
Related Numbers
9027-45-6
CAS Type 1 Name
Acetolactate pyruvate-lyase (carboxylating)
Previous Indexing
Ketoacid-Lyases (1972-1974)
Pyruvates (1972-1974)
Public MeSH Note
91; was see under KETOACID-LYASES 1975-90
History Note
91(75); was see under KETOACID-LYASES 1975-90
Date Established
1991/01/01
Date of Entry
1974/11/11
Revision Date
2005/06/30
Acetolactate Synthase Preferred
Acetoxyhydroxyacid Synthase III Narrower
Acetohydroxyacid Synthetase I Narrower
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