Sequence alignment between 1cgi(I) and UniProt seq P00995 (ISK1_HUMAN):

P00995 (ISK1_HUMAN): Serine protease inhibitor Kazal-type 1 from Homo sapiens
                 10        20        30        40        50        60        70         
         ---------+---------+---------+---------+---------+---------+---------+---------
UniProt: MKVTGIFLLSALALLSLSGNTGADSLGREAKCYNELNGCTKIYDPVCGTDGNTYPNECVLCFENRKRQTSILIQKSGPC
         ........................................XX.X.......X...........................
PDB seq: -----------------------DSLGREAKCYNELNGCTYEYRPVCGTDGDTYPNECVLCFENRKRQTSILIQKSGPC
                                ---------+---------+---------+---------+---------+------
                                        10        20        30        40        50