>sp|P43233|CATB_CHICK Cathepsin B OS=Gallus gallus GN=CTSB
MSWSRSILCLLGAFANARSIPYYPPLSSDLVNHINKLNTTGRAGHNFHNTDMSYVKKLCG
TFLGGPKAPERVDFAEDMDLPDTFDTRKQWPNCPTISEIRDQGSCGSCWAFGAVEAISDR
ICVHTNAKVSVEVSAEDLLSCCGFECGMGCNGGYPSGAWRYWTERGLVSGGLYDSHVGCR
AYTIPPCEHHVNGSRPPCTGEGGETPRCSRHCEPGYSPSYKEDKHYGITSYGVPRSEKEI
MAEIYKNGPVEGAFIVYEDFLMYKSGVYQHVSGEQVGGHAIRILGWGVENGTPYWLAANS
WNTDWGITGFFKILRGEDHCGIESEIVAGVPRMEQYWTRV