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aspS1

Gene
aspS1
Protein
Aspartate--tRNA(Asp/Asn) ligase 1
Organism
Syntrophus aciditrophicus (strain SB)
Length
723 amino acids
Function
Aspartyl-tRNA synthetase with relaxed tRNA specificity since it is able to aspartylate not only its cognate tRNA(Asp) but also tRNA(Asn). Reaction proceeds in two steps: L-aspartate is first activated by ATP to form Asp-AMP and then transferred to the acceptor end of tRNA(Asp/Asn).
Similarity
Belongs to the class-II aminoacyl-tRNA synthetase family. Type 1 subfamily.
Mass
80.508 kDa
Sequence
MPNRGAHFSISRRKDFLMDFSERVFCGHLTPDHTGRRVLLAGWVDAFRDHGGLLFIHLRDRNGIIQIVFSPEAASADVYRQAASLRAEYCVAVQGEVRKRLPGTENPHIETGDIEVFVSELTVLSESEALPFAISDKAMVAGASSAGADHVNEDLRMQYRYLDIRRPAMQKNLILRHRISQCVREFLDSRGFVEVETPVLTMSTPEGARDYLVPSRIHPRSFYALPQSPQLFKQLLMIGGMERYFQLARCFRDEDLRPNRQPEFTQLDIEASFIDEEFLYELIEELTVRMFAIGGIALSRPFPRMTYAEAMDTTGSDRPDLRFGLRMADVTGVFSRTSYSIFKQILQRGGSIKGINIKGQSEKLSKNVLQNEYAKEIAPSFGAKGMTWMRAEEGKLESNIVQFFSADELEALKRVFQVEDGDVLIMVADPSCAIVNSALGQLRLHLGNRLGLIPEGVFYPVWITEFPLFEPTDEGGVTSSHHPFTAPDRTDFDPGNIEELLSLRSRAYDLVVNGEELGGGSIRINDREVQRRIFAALGLTEEDVKNKFGFFLRAFDFAAPPHGGLALGMDRVVSMILQTPSIREVIAFPKNRSAACPLTGAPSEVKREQLAELGLLNLGDKDVLPGDAEKEDRIDHLSWVSRIGIAEGERPVMESILAQAEELAAQVGDLAGNEEPVRSVAPVANRVREGLEAVRLSFSGTGRLLKNAPAVKGDYFKVAGILD

Gene
aspS1
Protein
Aspartate--tRNA(Asp/Asn) ligase
Organism
Streptococcus mutans serotype c (strain ATCC 700610 / UA159)
Length
583 amino acids
Function
Aspartyl-tRNA synthetase with relaxed tRNA specificity since it is able to aspartylate not only its cognate tRNA(Asp) but also tRNA(Asn). Reaction proceeds in two steps: L-aspartate is first activated by ATP to form Asp-AMP and then transferred to the acceptor end of tRNA(Asp/Asn).
Similarity
Belongs to the class-II aminoacyl-tRNA synthetase family. Type 1 subfamily.
Mass
66.163 kDa
Sequence
MKELFIGNYGLEQVGQKVTAKGWVANIRNHGKLAFIELRDREGLLQVFVDSAVADFDKLHDLHKESILAVTGEIVARDERFVNPHIKSGQVELRAETIEIIASSKLLPFELDNHAHAGEDIRQKYRYLDLRREKMTANLKLRHQVTKAIRDYLNQADFIDVETPYLTKSTPEGARDFLVPSRVFKNQFYALPQSPQMLKQLLMGAGLERYYQIVRCFRDEDLRGDRQPEFTQVDLEMSFVSEEDVRNLVEGMLKAVVKASKGIELTEAFPIISYAQAMRRFGSDKPDTRFAMELKDLTELSRGNTSLFLQKGLKKENGVVMGICAKNAAKAFTNRQMATLKQLVMDFGVAGFATATIEKGQVTGSLKSTFKDHNTELLELFEAEDGDMIFFVTGSLKRVQEALGGLRVRLAKDLELIDNDKLNFLWVVDWPLLEWNEDLNRYQAMHHPFTQGAFEDGSDWKENPEKMMSRAYDIVLNGYEIGGGSLRIHKRSAQEAMFELLGMKKEDYERDFGFFLEALEYGFPPHGGLALGLDRLVMILAEEGNIREVIAFPKNGQGADAMLESPSLVADQQLAELRLALRD

Gene
aspS1
Protein
Aspartate--tRNA(Asp) ligase
Organism
Thermus thermophilus (strain HB8 / ATCC 27634 / DSM 579)
Length
580 amino acids
Function
Catalyzes the attachment of L-aspartate to tRNA(Asp) in a two-step reaction: L-aspartate is first activated by ATP to form Asp-AMP and then transferred to the acceptor end of tRNA(Asp). Is specific for tRNA(Asp) since it aspartylates tRNA(Asn) 3 orders of magnitude less efficiently than tRNA(Asp).
Similarity
Belongs to the class-II aminoacyl-tRNA synthetase family. Type 1 subfamily.
Mass
66.03 kDa
Sequence
MRRTHYAGSLRETHVGEEVVLEGWVNRRRDLGGLIFLDLRDREGLVQLVAHPASPAYATAERVRPEWVVRAKGLVRLRPEPNPRLATGRVEVELSALEVLAEAKTPPFPVDAGWRGEEEKEASEELRLKYRYLDLRRRRMQENLRLRHRVIKAIWDFLDREGFVQVETPFLTKSTPEGARDFLVPYRHEPGLFYALPQSPQLFKQMLMVAGLDRYFQIARCFRDEDLRADRQPDFTQLDLEMSFVEVEDVLELNERLMAHVFREALGVELPLPFPRLSYEEAMERYGSDKPDLRFGLELKEVGPLFRQSGFRVFQEAESVKALALPKALSRKEVAELEEVAKRHKAQGLAWARVEEGGFSGGVAKFLEPVREALLQATEARPGDTLLFVAGPRKVAATALGAVRLRAADLLGLKREGFRFLWVVDFPLLEWDEEEEAWTYMHHPFTSPHPEDLPLLEKDPGRVRALAYDLVLNGVEVGGGSIRIHDPRLQARVFRLLGIGEEEQREKFGFFLEALEYGAPPHGGIAWGLDRLLALMTGSPSIREVIAFPKNKEGKDPLTGAPSPVPEEQLRELGLMVVRP

Gene
aspS1
Protein
Aspartate--tRNA(Asp) ligase
Organism
Deinococcus radiodurans (strain ATCC 13939 / DSM 20539 / JCM 16871 / LMG 4051 / NBRC 15346 / NCIMB 9279 / R1 / VKM B-1422)
Length
577 amino acids
Function
Catalyzes the attachment of L-aspartate to tRNA(Asp) in a two-step reaction: L-aspartate is first activated by ATP to form Asp-AMP and then transferred to the acceptor end of tRNA(Asp). Is specific for tRNA(Asp) since it cannot aspartylate tRNA(Asn).
Similarity
Belongs to the class-II aminoacyl-tRNA synthetase family. Type 1 subfamily.
Mass
64.232 kDa
Sequence
MMKRTSLIGQLGQAQQQQTVTLQGWVSRRRDLGGLIFLELRDRSGTVQVQVEPDSPAFAEADRLRAEYVAEIEGTFQPRPESQRKGGLADFEVIASRVKVLNAAKTPPFELDKGESVAEDIRLKYRYLDLRRPEMQRALMLRSKAVTAVTEFLDAEGFIQVETPMLTKSTPEGARDFLVPSRLNPGEFYALPQSPQLFKQLLMIAGFDRYYQLARCFRDEDLRADRQPDFTQLDMEMSFVEQDDVLEVQERLLAHVFRRVLDVELPLPFPRMSYFDAMDRYGSDKPDLRFDSAFTDVTGLFRGGEFAAFASAPSVKVLVAPELTRKQIDELERVAKQNGAGGLAWLRRDGEGFTGGISKFVGGIAPQLIEQTGVAQGGTLLFAAGEWKKAVTALGAVRLALRDLFDLAAGGPQFHVSWVVDFPQLEFDEDSQSWTYMHHPFTAPHPGDVALFGTERQGEMRAQAYDLVMNGFEIGGGSVRIHDPEVQAKMFQAIGFSEEAAREKFGFFLDALEYGTPPHGGIAWGFDRLLMLMSGAGSIREVIAFPKNNRGADLMAQAPSPVEDAQLAEVGVQVRGE

Gene
aspS1
Protein
Aspartate--tRNA ligase, cytoplasmic 1
Organism
Dictyostelium discoideum
Length
576 amino acids
Similarity
Belongs to the class-II aminoacyl-tRNA synthetase family. Type 2 subfamily.
Mass
64.935 kDa
Sequence
MSETTPVPVGEAGEKSATALKKEQKKLEKEKKIAEAKAKKAAEKSAASGNSGEQKNEKKQEQVEENNSNWGELPMNQSKEKITREWTDVSQLTESLVGKSVLIRARLSTSRLQGANLCFVQLRDGLYTVQAVVAKGGSNSKSMVQFVGQVPKESIVDVQATVVSTSVPIESCTQKSVELQVSSFFIVSKSTLLPLQIEDLSRAQPLLDKQEDDLKQLEQLLQNTNLNEQEKTDLEKKKSECIKFVNVSQEKRLDNRALDLRVPAHQSIFRLQSGVCTLFREQLLGEGFIEIHSPKIISAASESGASVFKLNYFNTHAYLAQSPQLYKQMAICADFNKVFEIGPVFRAENSNTHRHLTEFVGLDLEMTFKDHYHEALDTLDRLMTSIFRGLETRFAKEIESVNTQYPFEPFKFTYPSPRFTFDEAAAMLAELNDPDYIVKDNDFNTRQEKRLGKIIKEKFGVDFFIVDKFHVEVRPFYTMPDPNNPQWANAYDLFMRGEEICSGAQRIHDPELLEKSAKSHGVVIEDIQGYIDSFKYGCSQHAGGGVGLERVVMLYLGLGNIRKASFCPRDPTRLTP