PET117

Chr 20

PET117 cytochrome c oxidase chaperone

Also known as: CSRP2BP, MC4DN19

Predicted to be involved in mitochondrial respiratory chain complex IV assembly. Located in mitochondrion. Implicated in mitochondrial complex IV deficiency nuclear type 19. [provided by Alliance of Genome Resources, Jun 2026]

ResearchGenerating clinical summary…

Primary Disease Associations & Inheritance

UniProtMitochondrial complex IV deficiency, nuclear type 19

Clinical highlights

Gene-disease validity (ClinGen)
Leigh syndrome · ARLimitednot for standalone diagnostic reporting2 gene-disease associations curated in total
0
Active trials
1
Pubs (1 yr)
P/LP submissions
P/LP missense
1.83
LOEUF
Multiple*
Mechanism· predicted
Some data sources returned errors (1)

omim: Error: OMIM fetch failed: 429

Population Genetics & Constraint

gnomAD v4 — loss-of-function & missense intolerance

Tolerant — LoF & missense variants common in population
LoF Constraint?
1.83LOEUF
pLI 0.032
Z-score 0.26
OE 0.82 (0.321.83)
Tolerant

Highly tolerant — LoF variants common in population

Missense Constraint?
0.47Z-score
OE missense 0.78 (0.581.07)
28 obs / 35.9 exp
Tolerant

Mild missense constraint

Observed / Expected Ratios?
LoF OE?0.82 (0.321.83)
00.351.4
Missense OE?0.78 (0.581.07)
00.61.4
Synonymous OE?1.29
01.21.6
LoF obs/exp: 2 / 2.4Missense obs/exp: 28 / 35.9Syn Z: -0.81

ClinVar Variant Classifications

0 submitted variants in ClinVar

Protein Context — Lollipop Plot

PET117 · protein map & ClinVar variants

Showing all ClinVar variants across the protein. Search a specific variant to highlight its position.

Clinical Trials

Active and recruiting trials from ClinicalTrials.gov

No active trials found for this gene.

Search ClinicalTrials.gov →