. "\"Catalysis of the reaction: L-serine + NADP(+) = L-alpha-formylglycine + 2 H(+) + NADPH.\" [EC:1.1.1.276, RHEA:21599]" . . "serine 3-dehydrogenase activity" . "L-serine:NADP+ 3-oxidoreductase activity" . "EC:1.1.1.276" . "KEGG:R06126" . "MetaCyc:RXN0-2201" . "RHEA:21599" . "Wikipedia:Serine_3-dehydrogenase" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .