Sequence alignment between 1k3m(A) and UniProt seq P01308 (INS_HUMAN):

P01308 (INS_HUMAN): Insulin from Homo sapiens
                 10        20        30        40        50        60        70        80        90       100       110
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+
UniProt: MALWMRLLPLLALLALWGPDPAAAFVNQHLCGSHLVEALYLVCGERGFFYTPKTRREAEDLQVGQVELGGGPGAGSLQPLALEGSLQKRGIVEQCCTSICSLYQLENYCN
         ..........................................................................................X...................
PDB seq: -----------------------------------------------------------------------------------------GAVEQCCTSICSLYQLENYCN
                                                                                                  ---------+---------+-
                                                                                                          10        20