PQQ

Enzymes containing PQQ are called quinoproteins. PQQ and quinoproteins play a role in the redox metabolism and structural integrity of cells and tissues [PMID:2558842]. It was reported that aminoadipate semialdehyde dehydrogenase (AASDH) might also use PQQ as a cofactor, suggesting a possibility that PQQ is a vitamin in mammals. [PMID:12712191].

ID EC Number Name
KEGG:R01019 1.2.5.2 acetaldehyde:pyrroloquinoline-quinone oxidoreductase
KEGG:R01873 1.1.5.8 quinate:pyrroloquinoline-quinone 3-oxidoreductase;
KEGG:R02415 1.1.5.8 shikimate:pyrroloquinoline-quinone 3-oxidoreductase
KEGG:R03535 1.2.5.2 C01359 + C00804<=>C05985 + C00113 + C00001
KEGG:R05120 C06145 + C00113 + C00001<=>C06144 + C01359
KEGG:R05121 C06145 + C01359<=>C06146 + C00113
KEGG:R07353 1.3.3.11 6-(2-amino-2-carboxyethyl)-7,8-dioxo-7,8-dihydroquinoline-2,4-dicarboxylate:oxygen oxidoreductase (cyclizing)