C16ORF74
Chr 16calcimembrin
Also known as: ASRA, C16orf74, MICT1
Clinical Summary— C16ORF74
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Population Constraint (gnomAD)
Constrained for loss-of-function variants (OE-LoF 0.00) despite low pLI — interpret in context.
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ClinVar Variants
43 Pathogenic / Likely Pathogenic· 11 VUS of 56 total submissions
Population Genetics & Constraint
gnomAD v4 — loss-of-function & missense intolerance
Tolerant — LoF & missense variants common in population
LoF Constraint?LOEUF (Loss-of-function Observed/Expected Upper bound Fraction) is the upper bound of the 90% CI for LoF OE — the preferred gnomAD v4 metric. Lower = more intolerant to LoF. LOEUF < 0.35 = highly constrained.
1.39LOEUF
pLI 0.497
Z-score 1.28
OE 0.00 (0.00–1.39)
Highly tolerant — LoF variants common in population
Missense Constraint?Missense Z-score: standard deviations fewer missense variants observed vs. expected. Z > 3.09 (p < 0.001) = gene does not tolerate missense variation. OE missense < 0.6 is also considered constrained.
-0.77Z-score
OE missense 1.38 (1.08–1.76)
45 obs / 32.7 exp
Tolerant to missense variation
Observed / Expected Ratios?Shaded band = 90% confidence interval. Vertical tick = point estimate. Grey threshold line = gnomAD constraint cutoff for that variant class.
LoF OE?Ratio of observed to expected LoF variants. Upper CI bound (LOEUF) ≤ 0.35 = strong LoF constraint signal.0.00 (0.00–1.39)
0≤0.351.4
Missense OE?Ratio of observed to expected missense variants. OE ≤ 0.6 = fewer missense variants than expected by chance.1.38 (1.08–1.76)
0≤0.61.4
Synonymous OE?Control metric — synonymous variants are largely neutral and expected near OE = 1.0. Significant deviation may indicate annotation issues.1.62
0≤1.21.6
LoF obs/exp: 0 / 1.9Missense obs/exp: 45 / 32.7Syn Z: -1.87
ClinVar Variant Classifications
56 submitted variants in ClinVar
Classification Summary
Pathogenic35
Likely Pathogenic8
VUS11
Likely Benign2
35
Pathogenic
8
Likely Pathogenic
11
VUS
2
Likely Benign
Curated Variants Distribution
Classified variants from ClinVar · 5 ACMG categories· variant type breakdown unavailable
| Classification | LoF | Missense + Inframe | Non-coding | Synonymous | Total |
|---|---|---|---|---|---|
Pathogenic | — | — | — | — | 35 |
Likely Pathogenic | — | — | — | — | 8 |
VUS | — | — | — | — | 11 |
Likely Benign | — | — | — | — | 2 |
Benign | — | — | — | — | 0 |
| Total | — | 56 | |||
Counts from ClinVar esearch · Updated hourly
View in ClinVar →Protein Context — Lollipop Plot
C16ORF74 · protein map & ClinVar variants
Showing all ClinVar variants across the protein. Search a specific variant to highlight its position.
External Resources
Links to major genomics databases and tools
Clinical Trials
Active and recruiting trials from ClinicalTrials.gov
No active trials found for this gene.
Search ClinicalTrials.gov →Clinical Literature
Landmark / reviewRecent case evidence
Full-Text Mentions
NLP-detected gene mentions in article bodies · via PubTator3
A novel motif in calcimembrin/C16orf74 dictates multimeric dephosphorylation by calcineurin.
Bradburn DA et al.·bioRxiv
2024
Multiomics Integration of Parkinson's Disease Datasets Reveals Unexpected Roles of IRE1 in Its Pathology.
Pasat BA et al.·Int J Mol Sci
2025
The CXCR4/miR-1910-5p/MMRN2 Axis Is Involved in Corneal Neovascularization by Affecting Vascular Permeability
Wang X et al.·Invest Ophthalmol Vis Sci
2023
E2F4 may be a core transcription factor in the lncRNA-TF regulatory network in cervical cancer
Yang H et al.·J Clin Lab Anal
2022
Top 4 full-text resultsSearch PubTator3 ↗
Key Publications
Landmark & review papers · by relevance
Prognostic value of genes related to cancer-associated fibroblasts in lung adenocarcinoma.
Peng J et al.·Technol Health Care
2023
Identification of novel prostate cancer genes in patients stratified by Gleason classification: Role of antitumoral genes.
Díaz de la Guardia-Bolívar E et al.·Int J Cancer
2022Cohort
Top 3 results · since 2015Search PubMed ↗
Recent Gene-Specific Literature
Gene in title · MEDLINE · newest first
A composite motif in calcimembrin/C16orf74 dictates multimeric dephosphorylation by calcineurin.
Bradburn DA et al.·Nat Commun
2025Open Access
The microprotein C16orf74/MICT1 promotes thermogenesis in brown adipose tissue.
Dinh J et al.·EMBO J
2025Open Access
C16orf74 is a novel prognostic biomarker and associates with immune infiltration in head and neck squamous cell carcinoma.
Yao XR et al.·PLoS One
2025Open Access
LncRNA HAND2-AS1 represses cervical cancer progression by interaction with transcription factor E2F4 at the promoter of C16orf74.
Gong J et al.·J Cell Mol Med
2020Open Access
Role of Dimerized C16orf74 in Aggressive Pancreatic Cancer: A Novel Therapeutic Target.
Kushibiki T et al.·Mol Cancer Ther
2020
Top 5 resultsSearch Europe PMC ↗
External Resources
Links to major genomics databases and tools