>4btb_C mol:protein length:9 POLY PROLINE PEPTIDE PPPPPPPPP >4btb_A mol:protein length:239 PROLYL 4-HYDROXYLASE SUBUNIT ALPHA-1 MHPGFFTSIGQMTDLIHTEKDLVTSLKDYIKAEEDKLEQIKKWAEKLDRLTSTATKDPE GFVGHPVNAFKLMKRLNTEWSELENLVLKDMSDGFISNLTIQRQYFPNDEDQVGAAKAL LRLQDTYNLDTDTISKGNLPGVKHKSFLTAEDCFELGKVAYTEADYYHTELWMEQALRQ LDEGEISTIDKVSVLDYLSYAVYQQGDLDKALLLTKKLLELDPEHQRANGNLKYFEYIM AKE >4btb_C mol:protein length:9 POLY PROLINE PEPTIDE PPPPPPPPP