SYA_MYCS5
ID SYA_MYCS5 Reviewed; 878 AA.
AC Q4A633;
DT 06-DEC-2005, integrated into UniProtKB/Swiss-Prot.
DT 13-SEP-2005, sequence version 1.
DT 03-AUG-2022, entry version 94.
DE RecName: Full=Alanine--tRNA ligase {ECO:0000255|HAMAP-Rule:MF_00036};
DE EC=6.1.1.7 {ECO:0000255|HAMAP-Rule:MF_00036};
DE AltName: Full=Alanyl-tRNA synthetase {ECO:0000255|HAMAP-Rule:MF_00036};
DE Short=AlaRS {ECO:0000255|HAMAP-Rule:MF_00036};
GN Name=alaS {ECO:0000255|HAMAP-Rule:MF_00036}; OrderedLocusNames=MS53_0376;
OS Mycoplasmopsis synoviae (strain 53) (Mycoplasma synoviae).
OC Bacteria; Tenericutes; Mollicutes; Mycoplasmataceae; Mycoplasmopsis.
OX NCBI_TaxID=262723;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=53;
RX PubMed=16077101; DOI=10.1128/jb.187.16.5568-5577.2005;
RA Vasconcelos A.T.R., Ferreira H.B., Bizarro C.V., Bonatto S.L.,
RA Carvalho M.O., Pinto P.M., Almeida D.F., Almeida L.G.P., Almeida R.,
RA Alves-Junior L., Assuncao E.N., Azevedo V.A.C., Bogo M.R., Brigido M.M.,
RA Brocchi M., Burity H.A., Camargo A.A., Camargo S.S., Carepo M.S.,
RA Carraro D.M., de Mattos Cascardo J.C., Castro L.A., Cavalcanti G.,
RA Chemale G., Collevatti R.G., Cunha C.W., Dallagiovanna B., Dambros B.P.,
RA Dellagostin O.A., Falcao C., Fantinatti-Garboggini F., Felipe M.S.S.,
RA Fiorentin L., Franco G.R., Freitas N.S.A., Frias D., Grangeiro T.B.,
RA Grisard E.C., Guimaraes C.T., Hungria M., Jardim S.N., Krieger M.A.,
RA Laurino J.P., Lima L.F.A., Lopes M.I., Loreto E.L.S., Madeira H.M.F.,
RA Manfio G.P., Maranhao A.Q., Martinkovics C.T., Medeiros S.R.B.,
RA Moreira M.A.M., Neiva M., Ramalho-Neto C.E., Nicolas M.F., Oliveira S.C.,
RA Paixao R.F.C., Pedrosa F.O., Pena S.D.J., Pereira M., Pereira-Ferrari L.,
RA Piffer I., Pinto L.S., Potrich D.P., Salim A.C.M., Santos F.R., Schmitt R.,
RA Schneider M.P.C., Schrank A., Schrank I.S., Schuck A.F., Seuanez H.N.,
RA Silva D.W., Silva R., Silva S.C., Soares C.M.A., Souza K.R.L., Souza R.C.,
RA Staats C.C., Steffens M.B.R., Teixeira S.M.R., Urmenyi T.P.,
RA Vainstein M.H., Zuccherato L.W., Simpson A.J.G., Zaha A.;
RT "Swine and poultry pathogens: the complete genome sequences of two strains
RT of Mycoplasma hyopneumoniae and a strain of Mycoplasma synoviae.";
RL J. Bacteriol. 187:5568-5577(2005).
CC -!- FUNCTION: Catalyzes the attachment of alanine to tRNA(Ala) in a two-
CC step reaction: alanine is first activated by ATP to form Ala-AMP and
CC then transferred to the acceptor end of tRNA(Ala). Also edits
CC incorrectly charged Ser-tRNA(Ala) and Gly-tRNA(Ala) via its editing
CC domain. {ECO:0000255|HAMAP-Rule:MF_00036}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-alanine + tRNA(Ala) = AMP + diphosphate + L-alanyl-
CC tRNA(Ala); Xref=Rhea:RHEA:12540, Rhea:RHEA-COMP:9657, Rhea:RHEA-
CC COMP:9923, ChEBI:CHEBI:30616, ChEBI:CHEBI:33019, ChEBI:CHEBI:57972,
CC ChEBI:CHEBI:78442, ChEBI:CHEBI:78497, ChEBI:CHEBI:456215; EC=6.1.1.7;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00036};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00036};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000255|HAMAP-Rule:MF_00036};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00036}.
CC -!- DOMAIN: Consists of three domains; the N-terminal catalytic domain, the
CC editing domain and the C-terminal C-Ala domain. The editing domain
CC removes incorrectly charged amino acids, while the C-Ala domain, along
CC with tRNA(Ala), serves as a bridge to cooperatively bring together the
CC editing and aminoacylation centers thus stimulating deacylation of
CC misacylated tRNAs. {ECO:0000255|HAMAP-Rule:MF_00036}.
CC -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC {ECO:0000255|HAMAP-Rule:MF_00036}.
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DR EMBL; AE017245; AAZ43788.1; -; Genomic_DNA.
DR RefSeq; WP_011283519.1; NC_007294.1.
DR AlphaFoldDB; Q4A633; -.
DR SMR; Q4A633; -.
DR STRING; 262723.MS53_0376; -.
DR EnsemblBacteria; AAZ43788; AAZ43788; MS53_0376.
DR KEGG; msy:MS53_0376; -.
DR eggNOG; COG0013; Bacteria.
DR HOGENOM; CLU_004485_1_1_14; -.
DR OMA; YHHTMFE; -.
DR Proteomes; UP000000549; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004813; F:alanine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-KW.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006419; P:alanyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR Gene3D; 3.30.930.10; -; 1.
DR HAMAP; MF_00036_B; Ala_tRNA_synth_B; 1.
DR InterPro; IPR045864; aa-tRNA-synth_II/BPL/LPL.
DR InterPro; IPR002318; Ala-tRNA-lgiase_IIc.
DR InterPro; IPR018162; Ala-tRNA-ligase_IIc_anticod-bd.
DR InterPro; IPR018165; Ala-tRNA-synth_IIc_core.
DR InterPro; IPR018164; Ala-tRNA-synth_IIc_N.
DR InterPro; IPR023033; Ala_tRNA_ligase_euk/bac.
DR InterPro; IPR003156; DHHA1_dom.
DR InterPro; IPR018163; Thr/Ala-tRNA-synth_IIc_edit.
DR InterPro; IPR009000; Transl_B-barrel_sf.
DR InterPro; IPR012947; tRNA_SAD.
DR Pfam; PF02272; DHHA1; 1.
DR Pfam; PF01411; tRNA-synt_2c; 1.
DR Pfam; PF07973; tRNA_SAD; 1.
DR PRINTS; PR00980; TRNASYNTHALA.
DR SMART; SM00863; tRNA_SAD; 1.
DR SUPFAM; SSF101353; SSF101353; 1.
DR SUPFAM; SSF50447; SSF50447; 1.
DR SUPFAM; SSF55186; SSF55186; 1.
DR SUPFAM; SSF55681; SSF55681; 1.
DR TIGRFAMs; TIGR00344; alaS; 1.
DR PROSITE; PS50860; AA_TRNA_LIGASE_II_ALA; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Metal-binding;
KW Nucleotide-binding; Protein biosynthesis; Reference proteome; RNA-binding;
KW tRNA-binding; Zinc.
FT CHAIN 1..878
FT /note="Alanine--tRNA ligase"
FT /id="PRO_0000075158"
FT BINDING 558
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00036"
FT BINDING 562
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00036"
FT BINDING 663
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00036"
FT BINDING 667
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00036"
SQ SEQUENCE 878 AA; 101183 MW; 4D46A5EB08C028B5 CRC64;
MNSKEIRKAW LDFFESKNHF IVPPKSLIPV NDNSLLWINS GVATLKDYFS GKKNPPSKRM
ANSQKSIRTN DIENVGITAR HHTFFEMLGN FSIGGYFKKE AIEFATEFVL DVLKLDRSRL
YFTYFHDDLE TKNLWISQGF KEEQLIPGDR KTNFWEVGKG PCGPNTEIFY DRGEKYDQRG
IELLKNDIEN DRYIEIWNIV FSTYNSDGEG NYTELNQKNI DTGAGLERIV SILQDAPTNF
DTDLFLPIIH EIEKYTSYRY KIENYFIKDK AQKEINSYFK IIADHMRTVV NAIADGEKPS
NLSRGYILRR LIRRSYYKAI QLKITKSPFL YKLVDVIKAS LPFEYDSKKV AEVIKEEEVL
FSQTISKGKE ILEKFISENS SKDLFPGDLA YKLHETYGFP FELTEEILLQ KDIKINKEEF
NLAKEKHIEA SRNQKETGMD KVINSLALIK AKEDEFIGYE HTNSVSKILH LLNEENELSE
NDGTSYLILD KTPFYATSGG QKHDRGYIEQ NGVKLEILNV FKDKFGNHVH KVVGKLSKNY
PVTCQVDLKI RRGLERNHSG THLMFCALRN VFGNQIKQLG SDNNEDRLTF DAPFDSKPTN
EEILKVENLV KSYIQKEVDR QYLIMGIDQA KEINAIMTLE EAEYMDSSKL RIVNFNGITA
DLCGGTHLEN TKLLEDFKIT SVEKKAAGVY RIRAISSKET IEKYLENQKQ ELMQELLVLV
KKLKDMQFDF KVSLDESLEL SSQIQEIKNL TNLASEAIKN KIKENSKKIS IDLNEIELEN
INGNYLYLND EISKEEIKNL SGVIREKFPN ALVILISKGE AQSAISFASK KYNSINVLKE
LANHFELRGG GNAILAMGSI KDYSQLKTFL KEKYKWEN