Sequence alignment between 1w7z(A) and UniProt seq P12071 (ITR2_ECBEL):

P12071 (ITR2_ECBEL): Trypsin inhibitor 2 from Ecballium elaterium 
                 10        20        30 
         ---------+---------+---------+
UniProt: GCPRILMRCKQDSDCLAGCVCGPNGFCGSP-
         ......X........................
PDB seq: GCPRILIRCKQDSDCLAGCVCGPNGFCGSPA
         ---------+---------+---------+-
                 10        20        30