Crystal structure of Arabidopsis thaliana 4-hydroxyphenylpyruvate dioxygenase (AtHPPD) complexed with its substrate 4-hydroxyphenylpyruvate acid (HPPA)
5xgk is a 4 chain structure with sequence from Arath. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.