>pdb|1NSA|   Three-Dimensional Structure Of Porcine Procarboxypeptidase B: A
           Structural Basis Of Its Inactivity
          Length = 395

 Score = 28.9 bits (63), Expect = 0.43
 Identities = 13/32 (40%), Positives = 20/32 (61%)

Query: 22  FITNNIQTNKALMPLKSYSSLLEYQYTRLLKL 53
           FI NN+ + KA + + SYS ++ Y Y+   KL
Sbjct: 268 FIRNNLSSIKAYLTIHSYSQMILYPYSYDYKL 299