HHsearch alignment for GI: 254780419 and conserved domain: TIGR00458

>TIGR00458 aspS_arch aspartyl-tRNA synthetase; InterPro: IPR004523 The aminoacyl-tRNA synthetases (6.1.1. from EC) catalyse the attachment of an amino acid to its cognate transfer RNA molecule in a highly specific two-step reaction. These proteins differ widely in size and oligomeric state, and have limited sequence homology . The 20 aminoacyl-tRNA synthetases are divided into two classes, I and II. Class I aminoacyl-tRNA synthetases contain a characteristic Rossman fold catalytic domain and are mostly monomeric . Class II aminoacyl-tRNA synthetases share an anti-parallel beta-sheet fold flanked by alpha-helices , and are mostly dimeric or multimeric, containing at least three conserved regions , , . However, tRNA binding involves an alpha-helical structure that is conserved between class I and class II synthetases. In reactions catalysed by the class I aminoacyl-tRNA synthetases, the aminoacyl group is coupled to the 2'-hydroxyl of the tRNA, while, in class II reactions, the 3'-hydroxyl site is preferred. The synthetases specific for arginine, cysteine, glutamic acid, glutamine, isoleucine, leucine, methionine, tyrosine, tryptophan and valine belong to class I synthetases; these synthetases are further divided into three subclasses, a, b and c, according to sequence homology. The synthetases specific for alanine, asparagine, aspartic acid, glycine, histidine, lysine, phenylalanine, proline, serine, and threonine belong to class-II synthetases . Aspartyl tRNA synthetase 6.1.1.12 from EC is an alpha2 dimer that belongs to class IIb. Structural analysis combined with mutagenesis and enzymology data on the yeast enzyme point to a tRNA binding process that starts by a recognition event between the tRNA anticodon loop and the synthetase anticodon binding module . This family represents aspartyl-tRNA synthetases from the eukaryotic cytosol and from the archaea. In some species, this enzyme aminoacylates tRNA for both Asp and Asn; Asp-tRNA(asn) is subsequently transamidated to Asn-tRNA(asn). ; GO: 0000166 nucleotide binding, 0004815 aspartate-tRNA ligase activity, 0005524 ATP binding, 0006412 translation, 0006422 aspartyl-tRNA aminoacylation, 0005737 cytoplasm.
Probab=100.00  E-value=0  Score=691.39  Aligned_cols=417  Identities=34%  Similarity=0.587  Sum_probs=335.9

Q ss_pred             CCHHHCCHHHCC-CEEEEEEEECCCCCCCC-EEEEEEECCCCEEEEEECCCC------HHHHHHHCCCCCCEEEEEEEEE
Q ss_conf             204236979989-88999979800444698-799999779825999974881------5789985289885899999999
Q gi|254780419|r    7 HSCGDLGVSDVG-SFVRLSGWVHRVRPHGG-IIFLDIRDHYGITQVVANPDS------ACFEIAKSVRSEWVLCIDGLVM   78 (622)
Q Consensus         7 h~cg~l~~~~~g-~~V~i~GwV~~~R~~g~-l~F~~lrD~sG~~Q~v~~~~~------~~~~~~~~l~~esvv~v~G~V~   78 (622)
T Consensus         1 ~~~~D~~~~~dgd~~V~~~g~VH~~R~lG~~l~F~~LRdr~g~~Qi~~~~~~eg~~~~~~~k~~~~l~~Esvv~v~G~V~   80 (466)
T TIGR00458         1 VYSADIKPEMDGDQEVLLMGWVHEIRDLGGTLIFVLLRDREGLIQILVPKKKEGVISKELFKLIKKLKKESVVAVKGKVK   80 (466)
T ss_pred             CCCCCCCCCCCCCCEEEEEEEEECHHHCCCEEEEEEEECCCCEEEEEECCCCCCCHHHHHHHHHHHCCCCCEEEEEEEEE
T ss_conf             96544651017884589986541242145738998873567526776311114402488999986337564889731787


Q ss_pred             ECCCCCCCCCCCCCEEEEEEEEEEEEECCC-CCCCCCCC--CCCC----------CHHHHCCCCCEEECCCCCCCCHHHH
Q ss_conf             758655588777865999988999950211-79986457--6678----------9878211232000121111212458
Q gi|254780419|r   79 SRSAETINANIITGQIELSAQKIEILSVAE-ELPLPVFG--EREY----------PESIRFKYRFLDLRRDTLHKNIVKR  145 (622)
Q Consensus        79 ~r~~~~~n~~~~tG~~Ei~~~~~~il~~a~-~~P~~~~~--~~~~----------~e~~rl~~R~LdLR~~~~~~~l~~R  145 (622)
T Consensus        81 ~~d-ep~~~~a~-~g~EI~~~~~~v~~~~~~pLPl~~~ea~k~~AE~daaglp~~~ldTRLd~R~~DLR~~~~~AIF~I~  158 (466)
T TIGR00458        81 KVD-EPEKEKAP-GGLEIIPTKLEVLNEAKEPLPLDLTEASKVEAELDAAGLPVVNLDTRLDARFLDLRRPKVQAIFRIR  158 (466)
T ss_pred             ECC-CCHHCCCC-CCEEEEEEHHHHHHCCCCCCCCCHHHCCCCHHHHHHCCCCEEEECCCHHHHHHHCCCCCHHHHHHHH
T ss_conf             514-74100477-7525631000111227767887611102340334313752343001110001102565402125568


Q ss_pred             HHHHHHHHHHHHCCCEEEEECCCCCCCCCCC-CCCCCCCCCCCHHHHHHCCCCHHHHHHHHHCCCHHHHEEEHHHHCCCC
Q ss_conf             9999999875203651462033211246456-645432222210344311238545644331057023311001103777
Q gi|254780419|r  146 TRIINSMRCRMIAENFIECSTPILTASSPEG-ARDFLVPSRVNQGSFYALPQAPQQYKQLLMASGFDRYFQIAPCFRDED  224 (622)
Q Consensus       146 s~i~~~~R~~l~~~gF~EveTP~L~ksTpeG-ArdFlVPsR~~~g~fYALpQSPQlyKQlLmv~G~dryfqiarcFRdEd  224 (622)
T Consensus       159 ~~~~~~vR~~L~~~~F~Ev~TPKlv~~~tEGGt~lF~i--~YF~~~Af-L~QSPQlyKQ~l~~~g~~rVyEI~PiFRAE~  235 (466)
T TIGR00458       159 SEVLESVREFLAEEGFIEVHTPKLVASATEGGTELFPI--TYFEREAF-LGQSPQLYKQVLMAAGLERVYEIGPIFRAEE  235 (466)
T ss_pred             HHHHHHHHHHHHHCCCEEEECCCEEECCCCCCCCCCEE--EEECCCCC-CCCCCHHHHHHHHHCCCCCEEEECCEEECCC
T ss_conf             99999999987308825630762142166888533201--22123000-1357035668776526520355055220566


Q ss_pred             CCCCCCCCCEEEEEEEECCCCH-HHHHHHHHHHHHHHHHHHHCCC------------------CC-CCCCCCCCHHHHHH
Q ss_conf             6655380000356541026899-9999999999999999980872------------------34-57732121898875
Q gi|254780419|r  225 PRSDRLPGEFYQLDMEMSFVEQ-DDILNTMENVLRGVFEEFSNGN------------------TV-SNNFLRICYDDAIR  284 (622)
Q Consensus       225 ~R~dRqp~EFTqlD~EmsF~~~-edvm~l~E~li~~i~~~v~~~~------------------~i-~~pF~rmtY~eAm~  284 (622)
T Consensus       236 ~nT~RHl~E~~siDiE~~F~dhy~~v~d~L~~lv~~~~~dv~~~~~~e~el~r~~~~~~~~~le~P~~~~~Rl~Y~Ea~-  314 (466)
T TIGR00458       236 HNTRRHLNEAISIDIEMAFEDHYEDVMDILEELVVRVFEDVAEKCAKEIELVRKELETLEVKLEVPEEKFERLTYDEAI-  314 (466)
T ss_pred             CCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCEECCCCCCCCCCCCHHHH-
T ss_conf             6521455444442244442753789999999999999999998878889999875210231324888755532207789-


Q ss_pred             HCCCCCCCCCCCCCCCCCCCCCCCCCHHHHHHHHHCCCCCEEEEEECCCCCCCCCCHHHHHHHHHHHHHCCCCCEEEEEC
Q ss_conf             13677764447640124431017875245666874037847999962787665210356779998764202462355204
Q gi|254780419|r  285 RYGTDKPDLRNPIIMHNVTEHFVHSEFRVFSKILSVNPGYEVWAIPAKGGGGNRAFCDRMNEWARSQGQPGLAYIFWRLD  364 (622)
Q Consensus       285 ~YGsDKPDLR~~lei~dit~~~~~~~f~vf~~~~~~~~~~~v~~i~~~~~~~srk~~D~l~e~ak~~g~kgL~~i~~~~~  364 (622)
T Consensus       315 -------------------------------------------------------------e~~~~~G~e----i~~g--  327 (466)
T TIGR00458       315 -------------------------------------------------------------EIANAKGKE----IKWG--  327 (466)
T ss_pred             -------------------------------------------------------------HHHHHCCCC----CCCC--
T ss_conf             -------------------------------------------------------------999865971----5554--


Q ss_pred             CCCCCCCCCCHHHHCCHHHHHHHHHHHCCCCCCCEEEEECCCCCCCCHHHHH-HHHHHHHHHCCCCCCEEEEEEEE-CCC
Q ss_conf             7775333570255325278999999818875572699808854110013478-89998773003557510288960-770
Q gi|254780419|r  365 ESGNVAGMGPVAKHLNIVNTEAIRVRLDMQDGDSCFFIAGDPLKFCSFAADA-RNHIAQELGIINCNCFEFCWIMD-FPF  442 (622)
Q Consensus       365 ~~~~~~~~spi~K~l~~~~~~~l~~~~~~~~GD~i~f~a~~~~~~~~~lg~l-R~~ia~~l~li~~~~~~flWV~D-FPL  442 (622)
T Consensus       328 E------------DLs~~a--------------------------~K~~G~l~re~~---------~--g~yfI~d~wP~  358 (466)
T TIGR00458       328 E------------DLSTEA--------------------------EKALGKLVREEM---------D--GLYFITDKWPT  358 (466)
T ss_pred             C------------CCCHHH--------------------------HHHHHHHHHHHH---------C--CCEEEEECCCC
T ss_conf             6------------654357--------------------------887647887742---------7--61687405876


Q ss_pred             EEECCCCCCCCHHHCCC-CCCCCCHHHHHCCCHHHHHHHCCCEEECCEEECCCCEECCCHHHHHHHHHHCCCCHHHHHHH
Q ss_conf             53545547000211002-47664306554188777413136777756772125123156999999999859998999866
Q gi|254780419|r  443 YEWNEEEKKIDFAHNPF-TMPQGGMESLKGNDLLSIKAFQYDLVCNGFEIASGGIRNHMSEVMLQAFSNVGISKEVVENR  521 (622)
Q Consensus       443 Fe~dee~~r~~s~HHPF-TaP~~~~~~l~~~dp~~v~a~~YDLVlNG~EiggGSiRIHd~~iQ~~~f~~lgl~~ee~~~~  521 (622)
T Consensus       359 ------ei------~PFY~MPd~E~------~P~--~s~~fDl~~~~~Ei~SGA~RiH~~dlL~E~iK~~Gl~P~dp--~  416 (466)
T TIGR00458       359 ------EI------RPFYTMPDDED------NPE--ISKSFDLMYRDLEISSGAQRIHLYDLLVEKIKAKGLNPEDP--G  416 (466)
T ss_pred             ------CC------CCCCCCCCCCC------CCC--CCHHHHHHHCCCHHCCHHHHHHHHHHHHHHHHHCCCCCCCC--C
T ss_conf             ------46------76213888656------786--00144433311011000345445888899998458898853--3


Q ss_pred             HHHHHHHHHCCCCCCCCEECCHHHHHHHHCCCCCCEEEECCCCCCC
Q ss_conf             7789999860849734222468999999837398403213789998
Q gi|254780419|r  522 FGGLYRAFQCGMPPHGGIAAGIDRIVMLLLGAKNVREVSLFPMSQN  567 (622)
Q Consensus       522 Fg~lL~Al~yG~PPHgG~alGlDRlvmll~g~~sIRdVIaFPKt~~  567 (622)
T Consensus       417 ~~~Yl~aF~YG~PPHAGwGlG~eR~~M~~~~lkNiR~~~LFPRDr~  462 (466)
T TIGR00458       417 FKDYLEAFKYGMPPHAGWGLGAERLVMVLLGLKNIREAVLFPRDRK  462 (466)
T ss_pred             HHHHHHHCCCCCCCCCCCCCHHHHHHHHHHCCHHHHHHCCCCCCCC
T ss_conf             6878733047847888764106788887740101122004888865