>sp|Q9NVS9-2|PNPO_HUMAN Isoform 2 of Pyridoxine-5'-phosphate oxidase OS=Homo sapiens OX=9606 GN=PNPO MTCWLRGVTATFGRPAEWPGYLSHLCGRSAAMDLGPMRKSYRGDRERWKTLCSHVAAEGL RERWLPLLH