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1.1.1.42: isocitrate dehydrogenase (NADP+)

This is an abbreviated version!
For detailed information about isocitrate dehydrogenase (NADP+), go to the full flat file.

Word Map on EC 1.1.1.42

Reaction

isocitrate
+
NADP+
=
2-oxoglutarate
+
CO2
+
NADPH
+
H+

Synonyms

AbIDH1, AfIDH, CgIDH, cICDH, CtIDP1, CtIDP2, cytosolic isocitrate dehydrogenase 1, cytosolic NADP(+)-dependent isocitrate dehydrogenase, cytosolic NADP+-dependent isocitrate dehydrogenase, cytosolic NADP-dependent isocitrate dehydrogenase, cytosolic NADPH-dependent isocitrate dehydrogenase, DpIDH, EcIDH, HICDH, ICD, ICD1, ICD2, icdA, ICDH, ICDH-1, IDH, IDH-90, IDH-I, IDH-IIa, IDH-IIb, IDH1, IDH2, IDH3, IDHP, IDP, IDP1, IDP2, IDP3, IDPA, IDPc, IDPm, isocitrate dehydrogenase, isocitrate dehydrogenase (NADP), isocitrate dehydrogenase (NADP-dependent), isocitrate dehydrogenase (nicotinamide adenine dinucleotide phosphate), isocitrate dehydrogenase 1, isocitrate dehydrogenase 2, isocitrate dehydrogenase-1, isocytrate deyhdrogenase, mICDH, mitochondrial NADP+-dependent isocitrate dehydrogenase, NAD+-dependent isocitrate dehydrogenase, NADP isocitric dehydrogenase, NADP+ dependent isocitrate dehydrogenase, NADP+-dependent Ds-threo-isocitrate dehydrogenase, NADP+-dependent Ds-threo-isocitrate:NADP+ oxidoreductase, NADP+-dependent ICDH, NADP+-dependent IDH, NADP+-dependent isocitrate dehydrogenase, NADP+-ICDH, NADP+-IDH, NADP+-isocitrate dehydrogenase, NADP+-linked isocitrate dehydrogenase, NADP+-specific ICDH, NADP+-specific IDH, NADP+-specific isocitrate dehydrogenase, NADP-dependent IDH, NADP-dependent isocitrate dehydrogenase, NADP-dependent isocitric dehydrogenase, NADP-ICDH, NADP-IDH, NADP-IDH Idp1p, NADP-isocitrate dehydrogenase, NADP-linked isocitrate dehydrogenase, NADP-specific isocitrate dehydrogenase, NADPH-dependent isocitrate dehydrogenase, NADPH-IDH, oxalosuccinate decarboxylase, oxalsuccinic decarboxylase, perICDH, PS-NADP-IDH, TaIDH, TM1148, YlIDP

ECTree

     1 Oxidoreductases
         1.1 Acting on the CH-OH group of donors
             1.1.1 With NAD+ or NADP+ as acceptor
                1.1.1.42 isocitrate dehydrogenase (NADP+)

pH Range

pH Range on EC 1.1.1.42 - isocitrate dehydrogenase (NADP+)

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pH RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
5 - 8
5.5
-
isoform ICD-1, 30% of maximum activity, isoform ICD-2, 10% of maximum activity
5.5 - 9
-
80% of maximal activity in the pH range of pH 7.0-9.0
5.5 - 9.5
activity range
5.6 - 8.5
-
-
5.8 - 7.5
three-fold reduction in activity when the pH is shifted from the pH-optimum at 7.5 to pH 5.8
6 - 9.5
6.3 - 7.8
-
-
6.5 - 10
6.5 - 9
7 - 11
-
activity range, profile overview
7 - 8
pH 7.0: about 60% of maximal activity, pH 8.0: about 40% of maximal activity, isoenzyme IDP2
7 - 9
pH 7.0: about 60% of maximal activity, pH 9.0: about 95% of maximal activity, isoenzyme IDP1
7.5 - 10
-
-
7.5 - 8.5
high activity between pH 7.5 and 8.5
7.6 - 8.8
-
measurements below pH 7.6 and above pH 8.8 lead to activities lower than 50% of its Vmax value
9.5
-
isoform ICD-1, 90% of maximum activity, isoform ICD-2, less than 40% of maximum activity
additional information