Sequence alignment between 1bf0(A) and UniProt seq P81658 (VKTHC_DENAN):

P81658 (VKTHC_DENAN): Kunitz-type serine protease inhibitor homolog calcicludine from Dendroaspis angusticeps 
                 10        20        30        40        50        60
         ---------+---------+---------+---------+---------+---------+
UniProt: WQPPWYCKEPVRIGSCKKQFSSFYFKWTAKKCLPFLFSGCGGNANRFQTIGECRKKCLGK
PDB seq: WQPPWYCKEPVRIGSCKKQFSSFYFKWTAKKCLPFLFSGCGGNANRFQTIGECRKKCLGK
         ---------+---------+---------+---------+---------+---------+
                 10        20        30        40        50        60