Gene Gene information from NCBI Gene database.
Entrez ID 5447
Gene name Cytochrome p450 oxidoreductase
Gene symbol POR
Synonyms (NCBI Gene)
CPRCYPORP450R
Chromosome 7
Chromosome location 7q11.23
Summary This gene encodes an endoplasmic reticulum membrane oxidoreductase that is essential for multiple metabolic processes, including reactions catalyzed by cytochrome P450 proteins for metabolism of steroid hormones, drugs and xenobiotics. The encoded protein
SNPs SNP information provided by dbSNP.
19
SNP ID Visualize variation Clinical significance Consequence
rs17853284 C>A,T Conflicting-interpretations-of-pathogenicity, likely-benign Missense variant, coding sequence variant
rs28931606 T>A Pathogenic Missense variant, coding sequence variant
rs28931607 G>A Pathogenic Missense variant, coding sequence variant
rs28931608 G>A,C Pathogenic, pathogenic-likely-pathogenic Missense variant, coding sequence variant
rs72552771 T>A,G Pathogenic Missense variant, coding sequence variant
miRNA miRNA information provided by mirtarbase database.
29
miRTarBase ID miRNA Experiments Reference
MIRT017903 hsa-miR-335-5p Microarray 18185580
MIRT049130 hsa-miR-92a-3p CLASH 23622248
MIRT039293 hsa-miR-671-5p CLASH 23622248
MIRT438091 hsa-miR-214-3p Luciferase reporter assay 23905773
MIRT438091 hsa-miR-214-3p Luciferase reporter assay 23905773
Transcription factors Transcription factors information provided by TRRUST V2 database.
7
Transcription factor Regulation Reference
EGR1 Unknown 10864447
SMAD3 Unknown 21393444
SMAD4 Unknown 21393444
SP1 Activation 8660656
SP1 Repression 8660656
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
48
GO ID Ontology Definition Evidence Reference
GO:0003958 Function NADPH-hemoprotein reductase activity IBA
GO:0003958 Function NADPH-hemoprotein reductase activity IDA 2513880, 10048323, 19448135
GO:0003958 Function NADPH-hemoprotein reductase activity IEA
GO:0003958 Function NADPH-hemoprotein reductase activity TAS
GO:0004128 Function Cytochrome-b5 reductase activity, acting on NAD(P)H IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
124015 9208 ENSG00000127948
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P16435
Protein name NADPH--cytochrome P450 reductase (CPR) (P450R) (EC 1.6.2.4)
Protein function This enzyme is required for electron transfer from NADP to cytochrome P450 in microsomes. It can also provide electron transfer to heme oxygenase and cytochrome B5.
PDB 1B1C , 3FJO , 3QE2 , 3QFC , 3QFR , 3QFS , 3QFT , 5EMN , 5FA6
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00258 Flavodoxin_1 82 219 Flavodoxin Domain
PF00667 FAD_binding_1 274 493 FAD binding domain Domain
PF00175 NAD_binding_1 530 641 Oxidoreductase NAD-binding domain Domain
Sequence
Sequence length 677
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  Reactome
    Cytochrome P450 - arranged by substrate type
Associated diseases Disease associations from ClinVar categorized as Causal (Pathogenic/Likely Pathogenic) or Unknown.
894
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession
Antley-Bixler syndrome with genital anomalies and disordered steroidogenesis Likely pathogenic; Pathogenic rs72557954, rs782261248, rs781946801, rs782343026, rs2116630442, rs74900634, rs1789094697, rs373053855, rs1352009961, rs2535263403, rs201786397, rs28931606, rs121912974, rs786205099, rs28931608
View all (8 more)
RCV005005267
RCV003136154
RCV005032002
RCV002503557
RCV002227920
RCV005032236
RCV005042941
RCV005036855
RCV005036928
RCV005036939
RCV005040496
RCV000018400
RCV000018401
RCV000018404
RCV000018406
RCV000018410
RCV000018411
RCV000018412
RCV000018414
RCV000018415
RCV005036111
RCV005047036
RCV000985273
Antley-Bixler syndrome without genital anomalies or disordered steroidogenesis Likely pathogenic; Pathogenic rs72557954, rs782343026 RCV005396965
RCV002503557
Cervical cancer Pathogenic rs121912974 RCV005887545
Congenital adrenal hyperplasia Likely pathogenic; Pathogenic rs72557954, rs781946801, rs74900634, rs782534601, rs28931607, rs121912976, rs2545335404, rs782336856, rs781914230 RCV002469408
RCV003120777
RCV002308514
RCV003155862
RCV001553652
RCV003234913
RCV003995024
RCV006269002
RCV004801074
Unknown Diseases with uncertain, conflicting, or no pathogenic evidence in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession
46,XY disorder of sex development Uncertain significance rs574694698 RCV003126304
ADRENAL HYPERPLASIA, CONGENITAL, DUE TO 21-HYDROXYLASE DEFICIENCY Benign; Likely benign rs4732516, rs2228104, rs1135612, rs2286822, rs2286823, rs1057868, rs1057870, rs41301394 RCV001292546
RCV001292549
RCV001292544
RCV001292547
RCV001292548
RCV001292550
RCV001292551
RCV001292545
Adrenocortical carcinoma, hereditary Conflicting classifications of pathogenicity rs72555509 RCV005899262
Aganglionic megacolon Uncertain significance rs781842238 RCV000984783
Associations from Text MiningDisease associations identified through Pubtator
Disease Name Relationship Type References
17 20 Lyase Deficiency Isolated Associate 18559916
Adenocarcinoma of Lung Associate 37180584
Adrenal Hyperplasia Congenital Associate 19884324, 21190981, 23365120, 27376429, 32060549, 32994263, 33666875, 34823514, 36518257, 38136599
Adrenal Insufficiency Associate 32994263
Antley Bixler Syndrome Phenotype Associate 15793702, 16998238, 18455494, 18559916, 19884324, 20124576, 20410220, 21070833, 21190981, 23365120, 23878291, 26670660, 27376429, 27496950, 29069987
View all (8 more)
Antley Bixler Syndrome Phenotype Inhibit 29069987
Apraxia Ideomotor Associate 33666875
Aromatase deficiency Associate 32060549
Carcinogenesis Associate 29323757
Carcinoma Hepatocellular Associate 35164791