Mitochondrial CoQ biosynthesis protein
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About CoQ4 (rs775607037, rs786204770)
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About CoQ4 (rs775607037, rs786204770)
Overview and History
CoQ4 is a nuclear‑encoded mitochondrial protein that is part of the multi‑enzyme complex responsible for synthesizing coenzyme Q (CoQ10), a lipid essential for electron transport and redox balance. The COQ genes were first characterized in model organisms like yeast and are conserved across species, highlighting their fundamental role in cellular energy systems.
Variants in COQ4 can alter complex assembly, stability, or function, which in turn can influence CoQ10 availability within cells. In clinical and research settings, COQ4 variants are evaluated as one genetic contributor to differences in mitochondrial efficiency, antioxidant capacity, and nutrient needs, but interpretation depends on biochemical measures and the broader clinical picture.
Interpreting Highs and Lows
When a COQ4 variant is interpreted as reducing protein function or expression, it is often associated with a predicted decrease in CoQ biosynthesis capacity; this pattern may coincide with lower measured CoQ10, altered mitochondrial markers, or signs of reduced cellular energy in the broader panel. Conversely, findings that suggest normal or increased COQ4 activity could align with adequate or higher cellular CoQ production, or reflect compensatory regulation. Genetic findings are one piece of information and should be integrated with blood CoQ10, metabolic markers, and clinical context to draw meaningful conclusions.
Featured Test
CoQ4 variants are included to clarify inherited influences on coenzyme Q biosynthesis and mitochondrial energy handling. Paired with measured CoQ10 and metabolic markers in the Nutrient Zoomer, COQ4 results help providers identify biochemical patterns that inform individualized nutrient and metabolic evaluations.
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Mary Beth Augustine
DCN, RDN, FAND- Lead Clinical Educator
Suzanne Barker
MS, RDN, LD, CTTS, CGP- Clinical Educator
Suzette Garcia
MSc- MHNE- Clinical Educator
Brooke Mader Ganev
MS, CNS, LDN, FDN- Clinical Educator
Adair Anderson
MS, RDN, LDN- Clinical Educator
Lillie Luu Nguyen
DCN, CNS, LDN- Clinical Educator
Jason Barker
ND- Clinical Educator
Emaline Brown
ND- Clinical Educator
Dana Filatova
DCN, CNS, LDN- Clinical Educator
Jessy Dhanjal
ND- Clinical Educator
Nour Amri
MS, LDN, CNS, CKNS- Clinical Educator
