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cytochrome P450 family 8 subfamily B member 1

Summary

Gene Symbol

CYP8B1

Aliases

CYP12

Organism

Homo sapiens (human)

External Links

NCBI Gene

1582

HGNC

2653

KEGG Gene ID

hsa:1582

PubChem

1582

Alliance of Genome Resources

HGNC:2653

Annotation

Keyword

3D-structure
Heme
Microsome
Monooxygenase
Phosphoprotein
Reference proteome
Steroid biosynthesis
Transmembrane helix

Proteins

Displaying 1 entry
UniProt	Protein Name
Q9UNU6	7-alpha-hydroxy-4-cholesten-3-one 12-alpha-hydroxylase CYPVIIIB1 Cytochrome P450 8B1 Sterol 12-alpha-hydroxylase

Annotation information from UniProt.

Gene Ontology (GO)

Displaying **all 5** entries
GO Term	Evidence Code	PMID
positive regulation of intestinal cholesterol absorption	ISS
response to cholesterol	IEA
response to nutrient levels	IEA
bile acid biosynthetic process	IEA ISS TAS
sterol metabolic process

GO Hierarchy

biological process

metabolic process [inference]

biosynthetic process [inference]

cellular biosynthetic process [inference]

organic acid biosynthetic process [inference]

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

small molecule biosynthetic process [inference]

organic acid biosynthetic process [inference]

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

organic substance biosynthetic process [inference]

lipid biosynthetic process [inference]

steroid biosynthetic process [inference]

bile acid biosynthetic process

organic acid biosynthetic process [inference]

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

organic cyclic compound biosynthetic process [inference]

steroid biosynthetic process [inference]

bile acid biosynthetic process

organic hydroxy compound biosynthetic process [inference]

bile acid biosynthetic process

cellular metabolic process [inference]

organic acid metabolic process [inference]

organic acid biosynthetic process [inference]

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

oxoacid metabolic process [inference]

carboxylic acid metabolic process [inference]

monocarboxylic acid metabolic process [inference]

bile acid metabolic process [inference]

bile acid biosynthetic process

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

cellular biosynthetic process [inference]

organic acid biosynthetic process [inference]

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

primary metabolic process [inference]

lipid metabolic process [inference]

steroid metabolic process [inference]

steroid biosynthetic process [inference]

bile acid biosynthetic process

bile acid metabolic process [inference]

bile acid biosynthetic process

sterol metabolic process

lipid biosynthetic process [inference]

steroid biosynthetic process [inference]

bile acid biosynthetic process

small molecule metabolic process [inference]

organic acid metabolic process [inference]

organic acid biosynthetic process [inference]

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

oxoacid metabolic process [inference]

carboxylic acid metabolic process [inference]

monocarboxylic acid metabolic process [inference]

bile acid metabolic process [inference]

bile acid biosynthetic process

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

small molecule biosynthetic process [inference]

organic acid biosynthetic process [inference]

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

organic substance metabolic process [inference]

organic acid metabolic process [inference]

organic acid biosynthetic process [inference]

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

oxoacid metabolic process [inference]

carboxylic acid metabolic process [inference]

monocarboxylic acid metabolic process [inference]

bile acid metabolic process [inference]

bile acid biosynthetic process

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

lipid metabolic process [inference]

steroid metabolic process [inference]

steroid biosynthetic process [inference]

bile acid biosynthetic process

bile acid metabolic process [inference]

bile acid biosynthetic process

sterol metabolic process

lipid biosynthetic process [inference]

steroid biosynthetic process [inference]

bile acid biosynthetic process

organic cyclic compound metabolic process [inference]

steroid metabolic process [inference]

steroid biosynthetic process [inference]

bile acid biosynthetic process

bile acid metabolic process [inference]

bile acid biosynthetic process

sterol metabolic process

organic cyclic compound biosynthetic process [inference]

steroid biosynthetic process [inference]

bile acid biosynthetic process

organic substance biosynthetic process [inference]

lipid biosynthetic process [inference]

steroid biosynthetic process [inference]

bile acid biosynthetic process

organic acid biosynthetic process [inference]

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

organic cyclic compound biosynthetic process [inference]

steroid biosynthetic process [inference]

bile acid biosynthetic process

organic hydroxy compound biosynthetic process [inference]

bile acid biosynthetic process

organic hydroxy compound metabolic process [inference]

bile acid metabolic process [inference]

bile acid biosynthetic process

sterol metabolic process

organic hydroxy compound biosynthetic process [inference]

bile acid biosynthetic process

cellular process [inference]

cellular metabolic process [inference]

organic acid metabolic process [inference]

organic acid biosynthetic process [inference]

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

oxoacid metabolic process [inference]

carboxylic acid metabolic process [inference]

monocarboxylic acid metabolic process [inference]

bile acid metabolic process [inference]

bile acid biosynthetic process

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

cellular biosynthetic process [inference]

organic acid biosynthetic process [inference]

carboxylic acid biosynthetic process [inference]

monocarboxylic acid biosynthetic process [inference]

bile acid biosynthetic process

response to stimulus [inference]

response to external stimulus [inference]

response to extracellular stimulus [inference]

response to nutrient levels

response to chemical [inference]

response to organic substance [inference]

response to organic cyclic compound [inference]

response to sterol [inference]

response to cholesterol

response to lipid [inference]

response to sterol [inference]

response to cholesterol

response to alcohol [inference]

response to cholesterol

response to oxygen-containing compound [inference]

response to sterol [inference]

response to cholesterol

response to alcohol [inference]

response to cholesterol

biological regulation [inference]

regulation of biological process [inference]

regulation of localization [inference]

regulation of transport [inference]

regulation of lipid transport [inference]

positive regulation of lipid transport [inference]

positive regulation of sterol transport [inference]

positive regulation of cholesterol transport [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

regulation of sterol transport [inference]

positive regulation of sterol transport [inference]

positive regulation of cholesterol transport [inference]

positive regulation of intestinal cholesterol absorption

regulation of cholesterol transport [inference]

regulation of intestinal cholesterol absorption [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of cholesterol transport [inference]

positive regulation of intestinal cholesterol absorption

regulation of intestinal lipid absorption [inference]

regulation of intestinal cholesterol absorption [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of transport [inference]

positive regulation of lipid transport [inference]

positive regulation of sterol transport [inference]

positive regulation of cholesterol transport [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of intestinal absorption [inference]

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

regulation of intestinal absorption [inference]

positive regulation of intestinal absorption [inference]

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

regulation of intestinal lipid absorption [inference]

regulation of intestinal cholesterol absorption [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

regulation of lipid localization [inference]

regulation of lipid transport [inference]

positive regulation of lipid transport [inference]

positive regulation of sterol transport [inference]

positive regulation of cholesterol transport [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

regulation of sterol transport [inference]

positive regulation of sterol transport [inference]

positive regulation of cholesterol transport [inference]

positive regulation of intestinal cholesterol absorption

regulation of cholesterol transport [inference]

regulation of intestinal cholesterol absorption [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of cholesterol transport [inference]

positive regulation of intestinal cholesterol absorption

regulation of intestinal lipid absorption [inference]

regulation of intestinal cholesterol absorption [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of lipid localization [inference]

positive regulation of lipid transport [inference]

positive regulation of sterol transport [inference]

positive regulation of cholesterol transport [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of biological process [inference]

positive regulation of transport [inference]

positive regulation of lipid transport [inference]

positive regulation of sterol transport [inference]

positive regulation of cholesterol transport [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of intestinal absorption [inference]

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of multicellular organismal process [inference]

positive regulation of digestive system process [inference]

positive regulation of intestinal absorption [inference]

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of lipid localization [inference]

positive regulation of lipid transport [inference]

positive regulation of sterol transport [inference]

positive regulation of cholesterol transport [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

regulation of multicellular organismal process [inference]

regulation of system process [inference]

regulation of digestive system process [inference]

positive regulation of digestive system process [inference]

positive regulation of intestinal absorption [inference]

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

regulation of intestinal absorption [inference]

positive regulation of intestinal absorption [inference]

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

regulation of intestinal lipid absorption [inference]

regulation of intestinal cholesterol absorption [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

positive regulation of multicellular organismal process [inference]

positive regulation of digestive system process [inference]

positive regulation of intestinal absorption [inference]

positive regulation of intestinal lipid absorption [inference]

positive regulation of intestinal cholesterol absorption

Displaying 1 entry
GO Term	Evidence Code	PMID
endoplasmic reticulum membrane	ISS TAS

GO Hierarchy

cellular component

cellular anatomical entity [inference]

membrane [inference]

organelle membrane [inference]

endoplasmic reticulum membrane

Displaying entries **1 - 5** of 6 in total

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GO Term	Evidence Code	PMID
7alpha-hydroxycholest-4-en-3-one 12alpha-hydroxylase activity
sterol 12-alpha-hydroxylase activity	IBA ISS
5beta-cholestane-3alpha,7alpha-diol 12alpha-hydroxylase activity	IEA
oxygen binding		10051404
iron ion binding	IEA

GO Hierarchy

molecular function

catalytic activity [inference]

oxidoreductase activity [inference]

monooxygenase activity [inference]

steroid hydroxylase activity [inference]

sterol 12-alpha-hydroxylase activity

oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen [inference]

sterol 12-alpha-hydroxylase activity

oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen [inference]

oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen [inference]

sterol 12-alpha-hydroxylase activity

binding [inference]

small molecule binding [inference]

oxygen binding

ion binding [inference]

cation binding [inference]

metal ion binding [inference]

transition metal ion binding [inference]

iron ion binding

organic cyclic compound binding [inference]

tetrapyrrole binding [inference]

heme binding

Gene Ontology information from NCBI Gene and UniProt.

OrthoDB (Group)

Group level

Eukaryota

Group Name

cytochrome P450

Functional Category

I: Lipid transport and metabolism
Q: Secondary metabolites biosynthesis, transport and catabolism
T: Signal transduction mechanisms

Displaying **all 5** entries
Gene Ontology
heme binding
iron ion binding
metal ion binding
monooxygenase activity
oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen

Displaying **all 2** entries
InterPro
Cytochrome P450 superfamily
Cytochrome P450

KEGG BRITE Database

Orthology

K07431

Name

sterol 12-alpha-hydroxylase [EC:1.14.14.139]

References

Rhea

RHEA:65700

O₂ + chenodeoxycholate

H₂O + H⁺ + cholate

Enzyme

1.14.14.139

PMID

30465713

RHEA:46752

O₂ + 7α-hydroxycholest-4-en-3-one

H₂O + H⁺ + 7α,12α-dihydroxycholest-4-en-3-one

Enzyme

1.14.14.139

PMID

RHEA:15261

O₂ + 5β-cholestane-3α,7α-diol

H₂O + H⁺ + 5β-cholestane-3α,7α,12α-triol

Enzyme

1.14.14.139

PMID

Disease

Disease Ontology

Displaying 1 entry
DO ID	Disease Name	Source
DOID:13619	extrahepatic cholestasis	Alliance of Genome Resources

LIPID MAPS Gene / Proteome Database

LMPD ID: LMP000541
Gene Name: cytochrome P450, family 8, subfamily B, polypeptide 1

Ortholog

Displaying entries **1 - 10** of 90 in total

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Species	Gene ID	OrthoDB	Alliance of Genome Resources	Orthologous MAtrix
Mus musculus	13124		MGI:1338044	MOUSE64218
Rattus norvegicus	81924		RGD:71016	RATNO42145
Xenopus laevis	379482		Xenbase:XB-GENE-1007351
Sus scrofa	403328			PIGXX03854
Danio rerio	445281		ZFIN:ZDB-GENE-040808-53	DANRE29012
Danio rerio	447848		ZFIN:ZDB-GENE-040912-153
Canis lupus familiaris	485619			CANLF09002
Macaca mulatta	717247			MACMU29357
Pan troglodytes	736962	9598_0:000f85
Danio rerio	100004274		ZFIN:ZDB-GENE-080212-9	DANRE29028

GlyTouCan

GlyComb

GlycoPOST

UniCarb-DR

LM-GlycoRepo

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Other Information

Tools

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Summary

External Links

Annotation

OrthoDB (Group)

KEGG BRITE Database

LIPID MAPS Gene / Proteome Database

International Collaboration

Acknowledgements