>pdb|1I74|A Chain A, Streptococcus Mutans Inorganic Pyrophosphatase
 pdb|1I74|B Chain B, Streptococcus Mutans Inorganic Pyrophosphatase
          Length = 309

 Score = 29.3 bits (64), Expect = 0.69
 Identities = 16/53 (30%), Positives = 21/53 (39%)

Query: 164 NSYDNLVLFSNKSLSQESFILAQKGNINNQNGVFELNLYNGHAYFTQGDKMRK 216
           N Y + VL     L+  S ILA   N +     F   L N HA+       +K
Sbjct: 245 NGYSDFVLXITDILNSNSEILALGNNTDKVEAAFNFTLKNNHAFLAGAVSRKK 297