RPSBLAST alignment for GI: 255764461 and conserved domain: cd00814

>gnl|CDD|173907 cd00814, MetRS_core, catalytic core domain of methioninyl-tRNA synthetases. Methionine tRNA synthetase (MetRS) catalytic core domain. This class I enzyme aminoacylates the 2'-OH of the nucleotide at the 3' of the appropriate tRNA. MetRS, which consists of the core domain and an anti-codon binding domain, functions as a monomer. However, in some species the anti-codon binding domain is followed by an EMAP domain. In this case, MetRS functions as a homodimer. The core domain is based on the Rossman fold and is responsible for the ATP-dependent formation of the enzyme bound aminoacyl-adenylate. It contains the characteristic class I HIGH and KMSKS motifs, which are involved in ATP binding. As a result of a deletion event, MetRS has a significantly shorter core domain insertion than IleRS, ValRS, and LeuR. Consequently, the MetRS insertion lacks the editing function. Length = 319
 Score =  442 bits (1140), Expect = e-124
 Identities = 160/337 (47%), Positives = 217/337 (64%), Gaps = 23/337 (6%)

Query: 6   KLYISTAIAYPNAQPHIGHAYEMIIADVLARFHRLDGLDVLFTTGTDEHGQKIAKAAQNA 65
           K+ I+TA+ Y N  PH+GH Y  ++ADV AR+ RL G DVLF TGTDEHG KI + A+  
Sbjct: 1   KVLITTALPYVNGVPHLGHLYGTVLADVFARYQRLRGYDVLFVTGTDEHGTKIEQKAEEE 60

Query: 66  GVTTKVFVDQNSRNFRDMADVLDISYDDFIRTTEKRHHDTCRILWKKISDKGDIYKGCYS 125
           GVT +   D+    F+D+   L+IS+D FIRTT  RH +  +  +KK+ + G IY+G Y 
Sbjct: 61  GVTPQELCDKYHEIFKDLFKWLNISFDYFIRTTSPRHKEIVQEFFKKLYENGYIYEGEYE 120

Query: 126 GWYSLRDEAYYNDDEVYKGADGQYYNAQHNPVQWMEEEGYFFRLSAYQDKLLSYYESHPE 185
           G Y +  E +                      +W EEE YFFRLS +QD+LL + E +P+
Sbjct: 121 GLYCVSCERFLP--------------------EWREEEHYFFRLSKFQDRLLEWLEKNPD 160

Query: 186 FILPIERRNEVISFVKSGLKDLSLSRKTFDWGIKIPDDPQYIMYVWIDALTNYLTTTGYL 245
           FI P   RNEV+S++K GLKDLS++R  FDWGI +P DP  ++YVW DAL  Y++ TGY 
Sbjct: 161 FIWPENARNEVLSWLKEGLKDLSITRDLFDWGIPVPLDPGKVIYVWFDALIGYISATGYY 220

Query: 246 DNPDGS---KAKFWPADLHVIGKDILRFHAIYWPAFLLSANLPLPKKVFSHGFILHKGEK 302
           +   G+       WP  +H IGKDI+RFHAIYWPA LL A LPLP ++ +HG++  +G+K
Sbjct: 221 NEEWGNSWWWKDGWPELVHFIGKDIIRFHAIYWPAMLLGAGLPLPTRIVAHGYLTVEGKK 280

Query: 303 ISKSLGNVIDPIEVIEEVGVDALRYFLVREIACGKDG 339
           +SKS GNV+DP +++E  G DALRY+L+RE   GKD 
Sbjct: 281 MSKSRGNVVDPDDLLERYGADALRYYLLRERPEGKDS 317