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GeneE
1 sources retrieved Β· Most recent: April 2026 Β· Index updated 15 days ago
β“˜GeneE is for informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment.
CYB5RL
cytochrome b5 reductase like
Chromosome 1 Β· 1p32.3
NCBI Gene: 606495Ensembl: ENSG00000215883.11HGNC: HGNC:32220UniProt: E9PMD3
3PubMed Papers
20Diseases
0Drugs
0Pathogenic Variants
DATA QUALITY
βœ“ Experimental GO Evidenceβœ“ Swiss-Prot Reviewed
oxidoreductase activitycytochrome-b5 reductase activity, acting on NAD(P)Hbicarbonate transportendoplasmic reticulum membraneneurodegenerative diseaseovarian dysfunctioncolor vision disorderFuchs endothelial corneal dystrophy
✦AI Summary

Based on limited published evidence, CYB5RL encodes a cytochrome b5 reductase-like protein with NADH-dependent oxidoreductase activity. UniProt annotations indicate involvement in fatty acid desaturation and elongation, cholesterol biosynthesis, and drug metabolism. The protein localizes to the endoplasmic reticulum membrane. A germline mutation (R51X) in CYB5RL was identified in a canine model of extreme intestinal polyposis, suggesting a role in oxidative stress regulation relevant to tumorigenesis 1.

Sources cited
1
Germline R51X mutation in CYB5RL associated with altered oxidative stress response in intestinal polyposis pathogenesis
PMID: 30018743
⚠Limited data available β€” This gene has 1 indexed publication. Summary and analysis may be incomplete.
Disease Associationsβ“˜20
neurodegenerative diseaseOpen Targets
0.40Weak
ovarian dysfunctionOpen Targets
0.26Weak
color vision disorderOpen Targets
0.08Suggestive
Fuchs endothelial corneal dystrophyOpen Targets
0.06Suggestive
alcohol drinkingOpen Targets
0.05Suggestive
Fuchs' endothelial dystrophyOpen Targets
0.05Suggestive
cutaneous melanomaOpen Targets
0.05Suggestive
lung diseaseOpen Targets
0.05Suggestive
pleural empyemaOpen Targets
0.05Suggestive
pneumothoraxOpen Targets
0.04Suggestive
Abnormal urine sodium concentrationOpen Targets
0.04Suggestive
Abnormality of the skeletal systemOpen Targets
0.03Suggestive
obesityOpen Targets
0.02Suggestive
Tietze syndromeOpen Targets
0.02Suggestive
clear cell renal carcinomaOpen Targets
0.00Suggestive
esophageal cancerOpen Targets
0.00Suggestive
melanomaOpen Targets
0.00Suggestive
thyroid cancer, nonmedullary, 1Open Targets
0.00Suggestive
urinary bladder cancerOpen Targets
0.00Suggestive
urinary bladder carcinomaOpen Targets
0.00Suggestive
Pathogenic Variants
No pathogenic variants reported on ClinVar for this gene.
View on ClinVar β†—
Related Genes
CA4Shared pathway100%CYB5R2Shared pathway100%CYB5R1Shared pathway100%CYB5AProtein interaction99%SCDProtein interaction99%CYB5BProtein interaction99%
Tissue Expression6 tissues
Heart
100%
Bone Marrow
93%
Ovary
51%
Liver
45%
Brain
38%
Lung
35%
Gene Interaction Network
Click a node to explore
CYB5RLCA4CYB5R2CYB5R1CYB5ASCDCYB5B
PROTEIN STRUCTURE
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AlphaFoldAI-predicted Β· UniProt Q6IPT4
View on AlphaFold β†—
Constraintβ“˜
LOEUFβ“˜
1.33LoF Tolerant
pLIβ“˜
0.00Tolerant
Observed/Expected LoF1.00 [0.77–1.33]
RankingsWhere CYB5RL stands among ~20K protein-coding genes
  • #18,837of 20,598
    Most Researched3
  • #13,930of 17,882
    Most Constrained (LOEUF)1.33
Genes detectedCYB5RL
Sources retrieved1 papers
Response timeβ€”
πŸ“„ Sources
1
1
Collaborating genomic, transcriptomic and microbiomic alterations lead to canine extreme intestinal polyposis.
PMID: 30018743
Oncotarget Β· 2018
1.00