Compound

1D-myo-inositol 3-phosphate

The dianion of 1D-myo-inositol 3-phosphate.

Definition from ChEBI (CHEBI:58401), read 2026-09-23. CC BY 4.0.

CHEBI:58401ChEBI

Open in the graph

Structure

2D depiction

No three-dimensional record for this entry.

Class: Organic compound, anion
Formula: C6H11O9P
Mass: 258.119 g/mol
Charge: -2
InChIKey: INAPMGSXUVUWAF-PTQMNWPWSA-L
SMILES: O=P([O-])([O-])O[C@@H]1[C@@H](O)[C@H](O)[C@@H](O)[C@H](O)[C@@H]1O
Look it up: ChEBI By InChIKey

Identity from ChEBI. Not evidence.

What it touches on the way

Mechanistic reach

4 entities

4 entities reached.

0 reported hops4 assembled from the scaffold

myo-inositolCompoundCHEBI:17268converted toInferred only15 paths4 endpoints
IMPA1ProteinUNIPROT:P29218substrate ofInferred only12 paths6 endpoints
IMPA2ProteinUNIPROT:O14732substrate ofInferred only12 paths6 endpoints
ISYNA1ProteinUNIPROT:Q9NPH2substrate ofInferred only3 paths3 endpoints

What the reference databases state

Statements

12 statements

12 statements · 2 reference databases · Subject: 1D-myo-inositol 3-phosphate · Sources: Human-GEM, Rhea

Order

D-glucopyranose 6-phosphate is converted to 1D-myo-inositol 3-phosphateCompoundHuman-GEM MAR06572Inferred only
D-glucose 6-phosphate is converted to 1D-myo-inositol 3-phosphateCompoundRhea RHEA:10716Inferred only
1D-myo-inositol 3-phosphate is converted to D-glucose 6-phosphateCompoundRhea RHEA:10716Inferred only
myo-inositol is converted to 1D-myo-inositol 3-phosphateCompoundRhea RHEA:21804Inferred only
1D-myo-inositol 3-phosphate is converted to myo-inositolCompoundRhea RHEA:21804Inferred only
1D-myo-inositol 3-phosphate is converted to myo-inositolCompoundHuman-GEM MAR06571Inferred only
1D-myo-inositol 3-phosphate is converted to myo-inositolCompoundRhea RHEA:30739Inferred only
1D-myo-inositol 3-phosphate is a substrate of IMPA1ProteinRhea RHEA:30739Inferred only
1D-myo-inositol 3-phosphate is a substrate of IMPA1ProteinHuman-GEM MAR06571Inferred only
1D-myo-inositol 3-phosphate is a substrate of IMPA2ProteinRhea RHEA:30739Inferred only
1D-myo-inositol 3-phosphate is a substrate of IMPA2ProteinHuman-GEM MAR06571Inferred only
1D-myo-inositol 3-phosphate is a substrate of ISYNA1ProteinRhea RHEA:10716Inferred only

Reactions

14 reactions

MAM00528c+water1D-myo-inositol 3-phosphate+phosphate(3-)
Catalysed by INPP4A or INPP4B
Reaction pageLeft to rightBalancedEC 3.1.3.66cytosol
Human-GEM MAR06570CC BY 4.0Reference data
1D-myo-inositol 3-phosphate+watermyo-inositol+phosphate(3-)
Catalysed by IMPA1 or IMPA2
Reaction pageLeft to rightBalancedEC 3.1.3.25cytosol
Human-GEM MAR06571CC BY 4.0Reference data
D-glucopyranose 6-phosphate1D-myo-inositol 3-phosphate
Catalysed by ISYNA1
Reaction pageLeft to rightBalancedEC 5.5.1.4cytosol
Human-GEM MAR06572CC BY 4.0Reference data
D-glucose 6-phosphate1D-myo-inositol 3-phosphate
Catalysed by ISYNA1
Reaction pageDirection not assertedBalanced
Rhea RHEA:10716CC BY 4.0Reference data
myo-inositol+ATP(4-)1D-myo-inositol 3-phosphate+ADP(3-)+hydron
Reaction pageDirection not assertedBalanced
Rhea RHEA:21804CC BY 4.0Reference data
1D-myo-inositol 3-phosphate+UDP-N-acetyl-alpha-D-glucosamineCHEBI:58892+UDP+hydron
Reaction pageDirection not assertedBalanced
Rhea RHEA:26188CC BY 4.0Reference data
1D-myo-inositol 3-phosphate+CTP+hydronCHEBI:62573+diphosphate(3-)
Reaction pageDirection not assertedBalanced
Rhea RHEA:30647CC BY 4.0Reference data
1D-myo-inositol 3-phosphate+watermyo-inositol+hydrogenphosphate
Catalysed by IMPA2 or IMPA1
Reaction pageLeft to rightBalanced
Rhea RHEA:30739CC BY 4.0Reference data
CHEBI:62573+1D-myo-inositol 3-phosphateCHEBI:62576+CMP+hydron
Reaction pageDirection not assertedBalanced
Rhea RHEA:31327CC BY 4.0Reference data
CHEBI:74004+1D-myo-inositol 3-phosphateCHEBI:74006+CMP+hydron
Reaction pageDirection not assertedBalanced
Rhea RHEA:36823CC BY 4.0Reference data
CHEBI:83241+water1D-myo-inositol 3-phosphate+hydrogenphosphate
Catalysed by INPP4B or INPP4A
Reaction pageLeft to rightBalanced
Rhea RHEA:43388CC BY 4.0Reference data
a CDP-1,2-diacyl-sn-glycerol+1D-myo-inositol 3-phosphatea 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol-3-phosphate)+CMP+hydron
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:60504CC BY 4.0Reference data

Show the remaining 2

Other names

3 names

Resolves to: 1D-myo-inositol 3-phosphate

Also called: 1L-myo-inositol 1-phosphate(2-)1L-myo-inositol 1-phosphate(2−)
Systematic name: (1R,2S,3R,4R,5S,6S)-2,3,4,5,6-pentahydroxycyclohexyl phosphate