1.13.11.30 3,4-dihydroxy-L-phenylalanine + O2 - Stizolobium hassjoo 5-(L-alanin-3-yl)-2-hydroxy-cis,cis-muconate 6-semialdehyde - ? 261147 1.13.11.30 3,4-dihydroxy-L-phenylalanine + O2 - Stizolobium hassjoo 5-(L-alanin-3-yl)-2-hydroxy-cis,cis-muconate 6-semialdehyde undergoes ring closure and oxidation to stizolobinate with NAD(P)+ as acceptor ? 261147 1.13.11.30 5-(L-alanin-3-yl)-2-hydroxy-cis,cis-muconate 6-semialdehyde + NADP+ - Stizolobium hassjoo stizolobinate + NADPH + H+ - r 451232