Enzyme:1.3.5.1

Upper Levels: EC1.-.-.- Oxidoreductases. : EC1.3.-.- Acting on the CH-CH group of donors. : EC1.3.5.- With a quinone or related compound as acceptor.

IDs and Links
IUBMB	EC1
ExPaSy	NiceZyme 1.3.5.1

succinate:ubiquinone oxidoreductase
Systematic Name	succinate:ubiquinone oxidoreductase
Common Name	succinate dehydrogenase (ubiquinone) succinic dehydrogenase complex II menaquinol: fumarate oxidoreductase fumarate reductase complex (i.e. FRD, involved in anaerobicrespiration, repressed in aerobic respiration)

Succinic acid + Ubiquinone = Fumaric acid + Ubiquinol (links: Butanedioic acid + Ubiquinone = trans-Butenedioic acid + Ubiquinol)

Butanedioic acid <Mapping> AtomMap:BMFYS4DA0015$BMFYS4DA0010$0 trans-Butenedioic acid 1 ↔ 4 2 ↔ 3 3 ↔ 2 4 ↔ 1 Ubiquinone <Mapping> AtomMap:BMMCQN--s012$BMMCBZ4Sq015$0 Ubiquinol 1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5 6 ↔ 6 7 ↔ 7 8 ↔ 8 9 ↔ 9 10 ↔ 10 11 ↔ 11 12 ↔ 12 13 ↔ 13 14 ↔ 14 15 ↔ 15 16 ↔ 16 17 ↔ 17 18 ↔ 18 19 ↔ 19 20 ↔ 20 21 ↔ 21 22 ↔ 22 23 ↔ 23 24 ↔ 24 25 ↔ 25 26 ↔ 26 27 ↔ 27 28 ↔ 28 29 ↔ 29 30 ↔ 30 31 ↔ 31 32 ↔ 32 33 ↔ 33 34 ↔ 34 35 ↔ 35 36 ↔ 36 37 ↔ 37 38 ↔ 38 39 ↔ 39 40 ↔ 40 41 ↔ 49 42 ↔ 42 43 ↔ 43 44 ↔ 44 45 ↔ 45 46 ↔ 46 47 ↔ 47 48 ↔ 48 49 ↔ 41