Compound
(3R,3'S)-zeaxanthin
A carotenol that is β,β-carotene carrying two hydroxy substituents at positions 3 and 3' (the 3R,3'S-diastereomer). It is rarely found in diet and is believed to be formed at the macula by metabolic transformations of ingested carotenoids.
Definition from ChEBI (CHEBI:138919), read 2026-09-23. CC BY 4.0.
CHEBI:138919ChEBI
Structure
Loading the model…
- Class
- Organic compound
- Formula
- C40H56O2
- Mass
- 568.886 g/mol
- Charge
- 0
- InChIKey
- JKQXZKUSFCKOGQ-YOPUJPICSA-N
- SMILES
- CC1=C(/C=C/C(C)=C/C=C/C(C)=C/C=C/C=C(C)/C=C/C=C(C)/C=C/C2=C(C)C[C@H](O)CC2(C)C)C(C)(C)C[C@H](O)C1
- Look it up
- ChEBIPubChemBy InChIKey
Identity from ChEBI, geometry from PubChem. Not evidence.
What it touches on the way
Mechanistic reach
2 entities
2 entities reached.
0 reported hops2 assembled from the scaffold
- luteinCompoundCHEBI:28838converted toInferred only11 paths8 endpoints
- RPE65ProteinUNIPROT:Q16518substrate ofInferred only7 paths7 endpoints
What the reference databases state
Statements
3 statements
3 statements · 1 reference database · Subject: (3R,3'S)-zeaxanthin · Sources: Rhea
- (3R,3'S)-zeaxanthin is converted to luteinCompoundRhea RHEA:12729Inferred only
- lutein is converted to (3R,3'S)-zeaxanthinCompoundRhea RHEA:12729Inferred only
- (3R,3'S)-zeaxanthin is a substrate of RPE65ProteinRhea RHEA:12729Inferred only
Reactions
1 reaction
Catalysed by RPE65
Reaction pageDirection not assertedBalanced
Rhea RHEA:12729CC BY 4.0Reference data
Other names
7 names
Resolves to: (3R,3'S)-zeaxanthin
- Also called
- (R,S)-Zeaxanthin3'-epi-zeaxanthinmeso-Zeaxanthin
- Systematic name
- (3R,3'S)-beta,beta-carotene-3,3'-diol(3R,3'S)-dihydroxy-beta,beta-carotene(3R,3'S)-dihydroxy-β,β-carotene(3R,3'S)-β,β-carotene-3,3'-diol