Compound

(6R)-L-erythro-6,7-dihydrobiopterin

A 6,7-dihydrobiopterin that has R configuration at position 6 and in which the 1,2-dihydroxypropyl substituent has 1R,2S configuration.

Definition from ChEBI (CHEBI:43120), read 2026-09-23. CC BY 4.0.

CHEBI:43120ChEBI

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Structure

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A generated conformer of (6R)-L-erythro-6,7-dihydrobiopterin — one low-energy arrangement PubChem computed, not a measured structure. Hydrogens are not drawn; the formula counts them.

Class: Organic compound
Formula: C9H13N5O3
Mass: 239.235 g/mol
Charge: 0
InChIKey: ZHQJVZLJDXWFFX-RPDRRWSUSA-N
SMILES: C[C@H](O)[C@H](O)[C@H]1CNC2=NC(N)=NC(=O)C2=N1
Look it up: ChEBI PubChem By InChIKey

Identity from ChEBI, geometry from PubChem. Not evidence.

What it touches on the way

Mechanistic reach

3 entities

3 entities reached.

0 reported hops3 assembled from the scaffold

What the reference databases state

Statements

9 statements

9 statements · 1 reference database · Subject: (6R)-L-erythro-6,7-dihydrobiopterin · Sources: Rhea

Order

(4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin is converted to (6R)-L-erythro-6,7-dihydrobiopterinCompoundRhea RHEA:11920Inferred only
(6R)-L-erythro-6,7-dihydrobiopterin is converted to (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterinCompoundRhea RHEA:11920Inferred only
(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin is converted to (6R)-L-erythro-6,7-dihydrobiopterinCompoundRhea RHEA:32251Inferred only
(6R)-L-erythro-6,7-dihydrobiopterin is converted to (6R)-L-erythro-5,6,7,8-tetrahydrobiopterinCompoundRhea RHEA:32247Inferred only
(6R)-L-erythro-6,7-dihydrobiopterin is converted to (6R)-L-erythro-5,6,7,8-tetrahydrobiopterinCompoundRhea RHEA:32251Inferred only
(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin is converted to (6R)-L-erythro-6,7-dihydrobiopterinCompoundRhea RHEA:32247Inferred only
(6R)-L-erythro-6,7-dihydrobiopterin is a substrate of AGMOProteinRhea RHEA:36255Inferred only
(6R)-L-erythro-6,7-dihydrobiopterin is a substrate of PCBD1ProteinRhea RHEA:11920Inferred only
(6R)-L-erythro-6,7-dihydrobiopterin is a substrate of PCBD2ProteinRhea RHEA:11920Inferred only

Reactions

6 reactions

(4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin(6R)-L-erythro-6,7-dihydrobiopterin+water
Catalysed by PCBD1 or PCBD2
Reaction pageDirection not assertedBalanced
Rhea RHEA:11920CC BY 4.0Reference data
CHEBI:17756+(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin+dioxygen(S)-4-hydroxymandelate+(6R)-L-erythro-6,7-dihydrobiopterin+water
Reaction pageDirection not assertedBalanced
Rhea RHEA:21716CC BY 4.0Reference data
(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin+L-phenylalanine+dioxygen(6R)-L-erythro-6,7-dihydrobiopterin+L-tyrosine+water
Reaction pageDirection not assertedBalanced
Rhea RHEA:30787CC BY 4.0Reference data
(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin+NADP(3-)(6R)-L-erythro-6,7-dihydrobiopterin+NADPH(4-)+hydron
Reaction pageDirection not assertedBalanced
Rhea RHEA:32247CC BY 4.0Reference data
(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin+NAD(1-)(6R)-L-erythro-6,7-dihydrobiopterin+NADH(2-)+hydron
Reaction pageDirection not assertedBalanced
Rhea RHEA:32251CC BY 4.0Reference data
1-O-(1,2-saturated-alkyl)-sn-glycerol+(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin+dioxygena 1-(1-hydroxyalkyl)-sn-glycerol+(6R)-L-erythro-6,7-dihydrobiopterin+water
Catalysed by AGMO
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:36255CC BY 4.0Reference data

Other names

9 names

Resolves to: (6R)-L-erythro-6,7-dihydrobiopterin

Also called: (6R)-2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-6,7-dihydro-4(1H)-pteridinone(6R)-2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-7,8-dihydro-6H-pteridin-4-one(6R)-6-[(1R,2S)-1,2-dihydroxypropyl]-7,8-dihydro-6H-pterin4a-carbinolamine tetrahydrobiopterin6,7-Dihydrobiopterinq-H2BPTQuinoid-dihydrobiopterinquinonoid 6,7-dihydrobiopterin
Systematic name: (6R)-2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-6,7-dihydropteridin-4(1H)-one