Sequence alignment between 1k37(A) and UniProt seq O14944 (EREG_HUMAN):

O14944 (EREG_HUMAN): Proepiregulin from Homo sapiens
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160         
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------
UniProt: MTAGRRMEMLCAGRVPALLLCLGFHLLQAVLSTTVIPSCIPGESSDNCTALVQTEDNPRVAQVSITKCSSDMNGYCLHGQCIYLVDMSQNYCRCEVGYTGVRCEHFFLTVHQPLSKEYVALTVILIILFLITVVGSTYYFCRWYRNRKSKEPKKEYERVTSGDPELPQV
PDB seq: --------------------------------------------------------------VSITKCSSDMNGYCLHGQCIYLVDMSQNYCRCEVGYTGVRCEHFFL-------------------------------------------------------------
                                                                       ---------+---------+---------+---------+------                                                             
                                                                               10        20        30        40