PSIBLAST alignment of GI: 254780957 and protein with PDB id: 1dra

>gi|493978|pdb|1DRA|A Chain A, Crystal Structure Of Unliganded Escherichia Coli Dihydrofolate Reductase. Ligand-Induced Conformational Changes And Cooperativity In Binding Length = 159
>gi|493979|pdb|1DRA|B Chain B, Crystal Structure Of Unliganded Escherichia Coli Dihydrofolate Reductase. Ligand-Induced Conformational Changes And Cooperativity In Binding Length = 159
 Score =  169 bits (428), Expect = 2e-40,   Method: Composition-based stats.
 Identities = 58/164 (35%), Positives = 87/164 (53%), Gaps = 7/164 (4%)

Query: 6   IILIAAITRNNVIGSCGGMPWKISSDLKRFKSLTTGNPVVMGYRTFQSIGRLLPGRTNII 65
           I LIAA+  + VIG    MPW + ++L  FK  T   PV+MG  T++SIGR LPGR NII
Sbjct: 2   ISLIAALAVDRVIGMENAMPWNLPAELAWFKRNTLDKPVIMGRHTWESIGRPLPGRKNII 61

Query: 66  ITRDNTRRASVNPEAVLASSILDSLDLASKTGSKKIFIIGGGEIYAQTISLAHTLYITHI 125
           ++         +       S+ +++  A+     +I +IGGG +Y Q +  A  LY+THI
Sbjct: 62  LSSQP----GTDDRVTWVKSVDEAI--AACGDVPEIMVIGGGRVYEQFLPKAQKLYLTHI 115

Query: 126 EKEIEGDVFFPSIDSNIWKKQEKEIITSAGEGDDYPTRFVIYDR 169
           + E+EGD  FP  + + W+    E    A   + +   F I +R
Sbjct: 116 DAEVEGDTHFPDYEPDDWESVFSE-FHDADAQNSHSYCFEILER 158