BLAST/PSIBLAST alignment of GI: 254781068 and GI: 21672931 at iteration 2
>gi|21672931|ref|NP_660996.1| glycosy hydrolase family protein [Chlorobium tepidum TLS] Length = 372
>gi|21645987|gb|AAM71338.1| glycosyl hydrolase, family 3 [Chlorobium tepidum TLS] Length = 372
 Score = 45.0 bits (105), Expect = 0.003,   Method: Composition-based stats.
 Identities = 23/39 (58%), Positives = 26/39 (66%)

Query: 5  SPIALAIQNRQIGGVVRFDYDFKKKSYQRNIKNPIQLER 43
          S IA  I+ R IGGVV FDYD   KS  RNI++P QL R
Sbjct: 49 SAIAADIRERGIGGVVLFDYDVPSKSPIRNIESPEQLRR 87