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2.3.3.13: 2-isopropylmalate synthase

This is an abbreviated version!
For detailed information about 2-isopropylmalate synthase, go to the full flat file.

Word Map on EC 2.3.3.13

Reaction

acetyl-CoA
+
3-methyl-2-oxobutanoate
+
H2O
=
(2S)-2-isopropylmalate
+
CoA

Synonyms

2-isopropylmalate synthase 1, chloroplastic, 2-isopropylmalate synthase 2, chloroplastic, 3-hydroxy-4-methyl-3-carboxy-pentanoate 2-oxo-3-methyl-butanoate lyase (CoA-acetylating), 3-hydroxy-4-methyl-3-carboxyvalerate 2-oxo-3-methyl-butyrate lyase (CoA-acetylating), alpha-IPM synthase, Alpha-IPM synthetase, alpha-IPMS, alpha-IPMS-14CR, alpha-IPMS-2CR, Alpha-isopropylmalate synthase, alpha-isopropylmalate synthase I, alpha-isopropylmalate synthase II, alpha-isopropylmalate synthetase, alpha-isopropylmalic synthetase, BatIMS, EC 4.1.3.12, IPM synthase, IPM-synthase, IPMS, IPMS1, IPMS2, IPMS3, isopropylmalate synthase, isopropylmalate synthase 1, isopropylmalate synthetase, LEU4, LEU9, leuA, Mj1195, MtalphaIPMS, MtIPMS, NmeIPMS, Os11g04670, Os12g04440, OsIPMS1, OsIPMS2, ROL17, synthase, 2-isopropylmalate, synthase, alpha-isopropylmalate, TT_C0849

ECTree

     2 Transferases
         2.3 Acyltransferases
             2.3.3 Acyl groups converted into alkyl groups on transfer
                2.3.3.13 2-isopropylmalate synthase

Temperature Stability

Temperature Stability on EC 2.3.3.13 - 2-isopropylmalate synthase

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TEMPERATURE STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
45
the stability of isoform IPMS2 isremarkably decreased when the temperature exceeds 45°C and is higher than that of isoform IPMS1 at 37°C
49
-
7 min, 90% loss of activity in absence of Leu, about 50% loss of activity after 15 min in presence of 0.2 mM Leu
50
-
pH 6.9, 5 min, 80% loss of activity, 1 mM Leu provides significant but incomplete protection
60
-
5 min, in absence of substrates irreversible denaturation
65
-
5 min, in presence of 2-oxo-3-methylbutanoate and acetyl-CoA, stable
additional information