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Literature summary extracted from

  • Lee, B.T.; Matheson, N.K.
    Phosphomannoisomerase and phosphoglucoisomerase in seeds of Cassia coluteoides and some other legumes that synthesize galactomannan (1984), Phytochemistry, 23, 983-987.
No PubMed abstract available

Inhibitors

EC Number Inhibitors Comment Organism Structure
5.3.1.8 6-phospho-2-deoxygluconate competitive Cassia coluteoides
5.3.1.8 6-phosphogluconate slight inhibition Cassia coluteoides
5.3.1.8 6-Phosphomannonate competitive Cassia coluteoides
5.3.1.8 erythrose 4-phosphate D-erythrose 4-phosphate, competitive Cassia coluteoides
5.3.1.8 mannitol 1-phosphate competitive Cassia coluteoides
5.3.1.9 6-phospho-2-deoxygluconate glucose 6-phosphate as substrate Cassia coluteoides
5.3.1.9 6-phosphogluconate glucose 6-phosphate as substrate Cassia coluteoides
5.3.1.9 6-Phosphomannonate with glucose 6-phosphate as substrate Cassia coluteoides
5.3.1.9 erythrose 4-phosphate glucose 6-phosphate as substrate Cassia coluteoides
5.3.1.9 mannitol 1-phosphate glucose 6-phosphate as substrate Cassia coluteoides

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
5.3.1.8 1.6
-
mannose 6-phosphate enzyme from developing seeds Cassia coluteoides
5.3.1.8 1.9
-
mannose 6-phosphate enzyme from germinating seeds Cassia coluteoides
5.3.1.9 0.14
-
D-fructose 6-phosphate isoenzyme PGI I from germinating seeds Cassia coluteoides
5.3.1.9 0.23
-
D-fructose 6-phosphate isoenzyme PGI II from developing seeds Cassia coluteoides
5.3.1.9 0.35
-
D-fructose 6-phosphate isoenzyme PGI II from germinating seeds Cassia coluteoides
5.3.1.9 0.46
-
D-fructose 6-phosphate isoenzyme PGI I from developing seeds Cassia coluteoides
5.3.1.9 0.83
-
D-glucose 6-phosphate isoenzyme PGI II from germinating seeds Cassia coluteoides
5.3.1.9 1.1
-
D-glucose 6-phosphate isoenzyme PGI I from germinating seeds Cassia coluteoides
5.3.1.9 1.3
-
D-glucose 6-phosphate isoenzyme PGI II from developing seeds Cassia coluteoides
5.3.1.9 1.5
-
D-glucose 6-phosphate isoenzyme PGI I from developing seeds Cassia coluteoides

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
5.3.1.8 54000
-
gel filtration Cyamopsis tetragonoloba
5.3.1.8 59000
-
gel filtration Glycine max
5.3.1.8 63000
-
gel filtration Trigonella foenum-graecum
5.3.1.8 67000
-
enzyme from seeds, gel filtration Cassia coluteoides
5.3.1.8 68000
-
enzyme from pods, gel filtration Cassia coluteoides
5.3.1.8 74500
-
enzyme from pods and seeds, density gradient centrifugation Cassia coluteoides
5.3.1.9 96000
-
gel filtration Cyamopsis tetragonoloba
5.3.1.9 104000
-
gel filtration Trigonella foenum-graecum
5.3.1.9 120000 127000 gel filtration, density gradient centrifugation Cassia coluteoides
5.3.1.9 128000
-
gel filtration Glycine max

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
5.3.1.8 D-Mannose 6-phosphate Cassia coluteoides enzyme is involved in the utilization of mannose released by hydrolysis of galactomannan on germination after phosphorylation to mannose 6-phosphate ?
-
?

Organism

EC Number Organism UniProt Comment Textmining
5.3.1.8 Cassia coluteoides
-
-
-
5.3.1.8 Cyamopsis tetragonoloba
-
-
-
5.3.1.8 Glycine max
-
-
-
5.3.1.8 Trigonella foenum-graecum
-
-
-
5.3.1.9 Cassia coluteoides
-
isoenzyme PGI I and II
-
5.3.1.9 Cyamopsis tetragonoloba
-
guar
-
5.3.1.9 Glycine max
-
-
-
5.3.1.9 Trigonella foenum-graecum
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
5.3.1.8 pod
-
Glycine max
-
5.3.1.8 pod
-
Cassia coluteoides
-
5.3.1.8 pod
-
Cyamopsis tetragonoloba
-
5.3.1.8 pod
-
Trigonella foenum-graecum
-
5.3.1.8 seed developing and germinating Cassia coluteoides
-
5.3.1.9 pod
-
Glycine max
-
5.3.1.9 pod
-
Cyamopsis tetragonoloba
-
5.3.1.9 pod
-
Trigonella foenum-graecum
-
5.3.1.9 seed developing and germinating Cassia coluteoides
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
5.3.1.8 D-Mannose 6-phosphate
-
Glycine max D-Fructose 6-phosphate
-
?
5.3.1.8 D-Mannose 6-phosphate
-
Cassia coluteoides D-Fructose 6-phosphate
-
?
5.3.1.8 D-Mannose 6-phosphate
-
Cyamopsis tetragonoloba D-Fructose 6-phosphate
-
?
5.3.1.8 D-Mannose 6-phosphate
-
Trigonella foenum-graecum D-Fructose 6-phosphate
-
?
5.3.1.8 D-Mannose 6-phosphate enzyme is involved in the utilization of mannose released by hydrolysis of galactomannan on germination after phosphorylation to mannose 6-phosphate Cassia coluteoides ?
-
?
5.3.1.9 D-fructose 6-phosphate
-
Cassia coluteoides D-glucose 6-phosphate
-
r
5.3.1.9 D-glucose 6-phosphate
-
Cassia coluteoides D-fructose 6-phosphate
-
r

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
5.3.1.8 7
-
-
Cassia coluteoides
5.3.1.9 6 11 isoenzyme PGI I Cassia coluteoides
5.3.1.9 7 11 isoenzyme PGI II Cassia coluteoides

pH Range

EC Number pH Minimum pH Maximum Comment Organism
5.3.1.8 6 11 pH 6.0: 50% of maximal activity, relative high activity up to pH 11 Cassia coluteoides