ubiquinol-10

1. 3-demethylubiquinol-10 + S-adenosyl-L-methionine = ubiquinol-10 + S-adenosyl-L-homocysteine + H(+)

Catalysed by COQ3

1. 3-demethylubiquinol-10 + S-adenosyl-L-methionine = ubiquinol-10 + S-adenosyl-L-homocysteine + H(+)
2. coenzyme Q3, methyltransferase (3-demethylubiquinol-10)

Catalysed by COQ3mitochondrial matrix

1. 3-demethylubiquinol-10 + S-adenosyl-L-methionine = ubiquinol-10 + S-adenosyl-L-homocysteine + H(+)
2. 3-demethylubiquinone-10 + NADH + 2 H(+) = 3-demethylubiquinol-10 + NAD(+)

Catalysed by COQ3, RTN4IP1One of 2 routes

1. 3-demethylubiquinol-10 + S-adenosyl-L-methionine = ubiquinol-10 + S-adenosyl-L-homocysteine + H(+)
2. coenzyme Q3, methyltransferase (3-demethylubiquinol-10)
3. succinate:quinone oxidoreductase

Catalysed by COQ3, SDHD, SDHB, SDHA and 1 moremitochondrial matrixOne of 5 routes

1. 3-demethylubiquinol-10 + S-adenosyl-L-methionine = ubiquinol-10 + S-adenosyl-L-homocysteine + H(+)
2. coenzyme Q3, methyltransferase (3-demethylubiquinol-10)
3. ubiquinol:ferricytochrome-c oxidoreductase