PSIBLAST alignment of GI: 254780956 and protein with PDB id: 1qqq

>gi|5542439|pdb|1QQQ|A Chain A, Crystal Structure Analysis Of Ser254 Mutant Of Escherichia Coli Thymidylate Synthase Length = 264
 Score =  320 bits (821), Expect = 1e-85,   Method: Composition-based stats.
 Identities = 150/263 (57%), Positives = 198/263 (75%)

Query: 2   HQYLDLLRHVIKFGSDRRDRTGVGTRSTFGYQMRFDLSKGFPLLTTKKVHWKSVVHELLW 61
            QYL+L++ V+  G+ + DRTG GT S FG+QMRF+L  GFPL+TTK+ H +S++HELLW
Sbjct: 2   KQYLELMQKVLDEGTQKNDRTGTGTLSIFGHQMRFNLQDGFPLVTTKRXHLRSIIHELLW 61

Query: 62  FLRGDSNVSYLHRHGVSIWDEWADKDGELGPIYGVQWRSWPDYDGNVIDQISSIVQSLRA 121
           FL+GD+N++YLH + V+IWDEWAD++G+LGP+YG QWR+WP  DG  IDQI++++  L+ 
Sbjct: 62  FLQGDTNIAYLHENNVTIWDEWADENGDLGPVYGKQWRAWPTPDGRHIDQITTVLNQLKN 121

Query: 122 DPYSRRHIVSAWNVALIDKMALPPCHCLFQFYVDNGKLSCQLYQRSGDVFLGIPFNIASY 181
           DP SRR IVSAWNV  +DKMAL P H  FQFYV +GKLSCQLYQRS DVFLG+PFNIASY
Sbjct: 122 DPDSRRIIVSAWNVGELDKMALAPXHAFFQFYVADGKLSCQLYQRSXDVFLGLPFNIASY 181

Query: 182 SLLTMMLASVIGFQYGEFIHTLGDVHLYNNHFEQADLQLSRSPRTLPQMIINPNIVDLLS 241
           +LL  M+A     + G+F+ T GD HLY+NH +Q  LQLSR PR LP++II      +  
Sbjct: 182 ALLVHMMAQQXDLEVGDFVWTGGDTHLYSNHMDQTHLQLSREPRPLPKLIIKRKPESIFD 241

Query: 242 FRYEDFTLRSYEPHAAILAKVSV 264
           +R+EDF +  Y+ H  I A V++
Sbjct: 242 YRFEDFEIEGYDSHPGIKAPVAI 264