. "In Escherichia coli the coenzyme pyridoxal 5'-phosphate issynthesised de novo by a pathway that is thought to involve the condensation of 4-(phosphohydroxy)-L-threonine and 1-deoxy-D-xylulose, catalysed by the enzymes PdxA and PdxJ, to form either pyridoxine (vitamin B6) or pyridoxine 5'-phosphate [1]. " . "PdxA" . "Pyridoxal phosphate biosynthetic protein PdxA" . "TIGRFAMs, Finn RD" . "Family" . . . . . . . . . . . . . . . . . . .