>9HPQ_2|Chains E, F, G|Synthetic peptide PRO-PRO-GLY-PRO-ARG-GLY-PRO-PRO-GLY|Homo sapiens (9606) PPGPRGPPG >9HPQ_1|Chains A, B, C, D|Prolyl 4-hydroxylase subunit alpha-1|Homo sapiens (9606) MSFLTAEDCFELGKVAYTEADYYHTELWMEQALRQLDEGEISTIDKVSVLDYLSYAVYQQGDLDKALLLTKKLLELDPEHQRANGNLKYFEYIMAKELEHHHHHH