beta-nicotinamide D-riboside

1. 1-(beta-D-ribofuranosyl)-1,4-dihydronicotinamide + a quinone + H(+) = beta-nicotinamide D-riboside + a quinol

Catalysed by NQO2

1. ribosylnicotinamide kinase (nicotinamide ribonucleoside)

Catalysed by NMRK2, NMRK1cytosolOne of 2 routes

1. purine nucleoside phosphorylase (nicotinamide)

Catalysed by PNPcytosol

1. purine nucleoside phosphorylase (nicotinamide)

Catalysed by PNPcytosol

1. 1-(beta-D-ribofuranosyl)-1,4-dihydronicotinamide + a quinone + H(+) = beta-nicotinamide D-riboside + a quinol

Catalysed by NQO2

1. 1-(beta-D-ribofuranosyl)-1,4-dihydronicotinamide + a quinone + H(+) = beta-nicotinamide D-riboside + a quinol
2. 2 a quinone + NADPH + H(+) = 2 a 1,4-benzosemiquinone + NADP(+)

Catalysed by NQO2, CRYZ, TP53I3, VAT1 and 1 more

1. ribosylnicotinamide kinase (nicotinamide ribonucleoside)
2. nicotinamide-D-ribonucleotide amidohydrolase

Catalysed by NMRK2, NMRK1cytosol

1. 1-(beta-D-ribofuranosyl)-1,4-dihydronicotinamide + a quinone + H(+) = beta-nicotinamide D-riboside + a quinol
2. a quinone + sn-glycerol 3-phosphate = dihydroxyacetone phosphate + a quinol
3. beta-D-fructose 1-phosphate = D-glyceraldehyde + dihydroxyacetone phosphate

Catalysed by NQO2, GPD2, ALDOB

1. 1-(beta-D-ribofuranosyl)-1,4-dihydronicotinamide + a quinone + H(+) = beta-nicotinamide D-riboside + a quinol
2. a quinone + succinate = fumarate + a quinol
3. (S)-malate hydro-lyase (fumarate-forming)

Catalysed by