constitutive androstane receptor

E850016

The constitutive androstane receptor (CAR) is a nuclear receptor that senses xenobiotics and endogenous compounds to regulate the expression of drug-metabolizing enzymes and transporters in the liver.

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Statements (65)

Predicate Object
instanceOf gene product
ligand-activated transcription factor
nuclear receptor
protein
xenobiotic sensor
activatedBy CITCO NERFINISHED
TCPOBOP
carbamazepine
endogenous metabolites
phenobarbital NERFINISHED
phenytoin NERFINISHED
rifampicin (human CAR)
xenobiotics
alsoKnownAs CAR
NR1I3 NERFINISHED
nuclear receptor subfamily 1 group I member 3 NERFINISHED
belongsToFamily nuclear receptor subfamily 1
belongsToSubfamily NR1I subfamily NERFINISHED
belongsToSuperfamily nuclear hormone receptors
bindsDNAAs heterodimer with RXR
bindsToResponseElement DR4-type nuclear receptor response elements
phenobarbital-responsive enhancer module
cellularLocation cytoplasm
nucleus
chromosomalLocationHuman 1q23.3
discoveredIn 1990s
encodedByGene NR1I3 NERFINISHED
expressedInSpecies Homo sapiens NERFINISHED
Mus musculus
expressedInTissue intestine
liver
formsHeterodimerWith retinoid X receptor alpha NERFINISHED
hasConstitutiveActivity yes GENERATED
hasDomain DNA-binding domain
ligand-binding domain
hasOrtholog mouse Car (Nr1i3) NERFINISHED
hasTransactivationFunction AF-1 domain
AF-2 domain
inhibitedBy androstanol
androstenol
interactsWith coactivator PGC-1alpha NERFINISHED
coactivator SRC-1 NERFINISHED
corepressor NCoR NERFINISHED
corepressor SMRT NERFINISHED
involvedIn chemical-induced liver hypertrophy
drug–drug interactions
xenobiotic-induced liver tumor promotion in rodents
ligandType endogenous and exogenous chemicals
primarySiteOfExpression liver GENERATED
regulatedBy nuclear translocation
phosphorylation
regulatesBiologicalProcess bile acid homeostasis
bilirubin clearance
drug metabolism
energy metabolism
xenobiotic detoxification
upregulatesExpressionOf ABCB1 (P-glycoprotein) NERFINISHED
ABCC2 (MRP2) NERFINISHED
CYP2B10 (mouse) NERFINISHED
CYP2B6 NERFINISHED
CYP2C9 NERFINISHED
CYP3A4 NERFINISHED
SLCO1B1 (OATP1B1) NERFINISHED
SULT2A1
UGT1A1 NERFINISHED

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

CYP3A4 regulatedBy constitutive androstane receptor