Sequence alignment between 3ffd(P) and UniProt seq P12272 (PTHR_HUMAN):

P12272 (PTHR_HUMAN): Parathyroid hormone-related protein from Homo sapiens
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-------
UniProt: MQRRLVQQWSVAVFLLSYAVPSCGRSVEGLSRRLKRAVSEHQLLHDKGKSIQDLRRRFFLHHLIAEIHTAEIRATSEVSPNSKPSPNTKNHPVRFGSDDEGRYLTQETNKVETYKEQPLKTPGKKKKGKPGKRKEQEKKKRRTRSAWLDSGVTGSGLEGDHLSDTSTTSLELDSRRH
PDB seq: -------------------------------------------------SIQDLRRRFFLHHLIAEI--------------------------------------------------------------------------------------------------------------
                                                          ------+---------+-                                                                                                              
                                                               20        30