Sequence alignment between 1b2e(A) and UniProt seq P01315 (INS_PIG):

P01315 (INS_PIG): Insulin from Sus scrofa
                 10        20        30        40        50        60        70        80        90       100        
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--------
UniProt: MALWTRLLPLLALLALWAPAPAQAFVNQHLCGSHLVEALYLVCGERGFFYTPKARREAENPQAGAVELGGGLGGLQALALEGPPQKRGIVEQCCTSICSLYQLENYCN
PDB seq: ---------------------------------------------------------------------------------------GIVEQCCTSICSLYQLENYCN
                                                                                                ---------+---------+-
                                                                                                        10        20