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Proteins/UNIPROT:Q92523
Catalyzes the transfer of the acyl group of long-chain fatty acid-CoA conjugates onto carnitine, an essential step for the mitochondrial uptake of long-chain fatty acids and their subsequent beta-oxidation in the mitochondrion..
Function from UniProtKB (Q92523), read 2026-09-23. CC BY 4.0.
Curated compounds routed: 1 · substrate of
1 compound
1 compound.
0 reported routes1 assembled route
304 statements
304 statements · 6 reference databases · Subject: CPT1B · Sources: Bgee, Human Protein Atlas, Human-GEM, Reactome, Rhea, WikiPathways · Rows fetched: 300
102 reactions
(2E)-hexadecenoyl-CoA+(S)-carnitineCHEBI:1146900+MAM02117c
Catalysed by CPT1A or CPT1C or CPT1B
Reaction pageReversibleBalancedEC 2.3.1.21cytosol
Human-GEM MAR00103CC BY 4.0Reference data
(S)-carnitine+oleoyl-CoACHEBI:1146900+MAM02639c
7 names
Resolves to: CPT1B
Reaction pageReversibleBalancedEC 2.3.1.21cytosol
Human-GEM MAR00108CC BY 4.0Reference data
butanoyl-CoA+(S)-carnitineCHEBI:1146900+MAM02635c
Catalysed by CPT1A or CPT1C or CPT1B
Reaction pageReversibleBalancedEC 2.3.1.21cytosol
Human-GEM MAR00159CC BY 4.0Reference data
(2E)-octadecenoyl-CoA+(S)-carnitineMAM00126c+CHEBI:1146900
Catalysed by CPT1A or CPT1C or CPT1B
Reaction pageReversibleBalancedEC 2.3.1.21cytosol
Human-GEM MAR00452CC BY 4.0Reference data
(S)-carnitine+(9Z,12Z,15Z)-octadecatrienoyl-CoACHEBI:1146900+MAM03727c
Reaction pageReversibleBalancedEC 2.3.1.21cytosol
Human-GEM MAR01488CC BY 4.0Reference data
CHEBI:1146900+O-acetyl-(R)-carnitineCHEBI:15351+(S)-carnitine
Catalysed by CPT1A or CPT1C or CPT1B
Reaction pageReversibleBalancedEC 2.3.1.21cytosol
Human-GEM MAR02591CC BY 4.0Reference data
CHEBI:1146900+MAM02657c(S)-carnitine+propionyl-CoA
Catalysed by CPT1A or CPT1C or CPT1B
Reaction pageReversibleBalancedEC 2.3.1.21cytosol
Human-GEM MAR02594CC BY 4.0Reference data
CHEBI:1146900+MAM02443c(S)-carnitine+malonyl-CoA
Catalysed by CPT1A or CPT1C or CPT1B
Reaction pageReversibleBalancedEC 2.3.1.21cytosol
Human-GEM MAR02599CC BY 4.0Reference data
CHEBI:1146900+O-dodecanoyl-R-carnitinedodecanoyl-CoA+(S)-carnitine
Catalysed by CPT1A or CPT1C or CPT1B
Reaction pageReversibleBalancedEC 2.3.1.21cytosol
Human-GEM MAR02602CC BY 4.0Reference data
CHEBI:1146900+MAM03049c(S)-carnitine+MAM03050c
Catalysed by CPT1A or CPT1C or CPT1B
Reaction pageReversibleBalancedEC 2.3.1.21cytosol
Human-GEM MAR02605CC BY 4.0Reference data
CHEBI:1146900+MAM02973c(S)-carnitine+tetradecanoyl-CoA
Catalysed by CPT1A or CPT1C or CPT1B
Reaction pageReversibleBalancedEC 2.3.1.21cytosol
Human-GEM MAR02608CC BY 4.0Reference data
MAM00129c+(S)-carnitineCHEBI:1146900+(5E)-tetradecenoyl-(R)-carnitine
Catalysed by CPT1A or CPT1C or CPT1B
Reaction pageReversibleBalancedEC 2.3.1.21cytosol
Human-GEM MAR02611CC BY 4.0Reference data