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DTD_AZOSB
ID   DTD_AZOSB               Reviewed;         151 AA.
AC   A1K1M2;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   06-FEB-2007, sequence version 1.
DT   25-MAY-2022, entry version 82.
DE   RecName: Full=D-aminoacyl-tRNA deacylase {ECO:0000255|HAMAP-Rule:MF_00518};
DE            Short=DTD {ECO:0000255|HAMAP-Rule:MF_00518};
DE            EC=3.1.1.96 {ECO:0000255|HAMAP-Rule:MF_00518};
DE   AltName: Full=Gly-tRNA(Ala) deacylase {ECO:0000255|HAMAP-Rule:MF_00518};
GN   Name=dtd {ECO:0000255|HAMAP-Rule:MF_00518}; OrderedLocusNames=azo0109;
OS   Azoarcus sp. (strain BH72).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Rhodocyclales; Zoogloeaceae;
OC   Azoarcus.
OX   NCBI_TaxID=418699;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=BH72;
RX   PubMed=17057704; DOI=10.1038/nbt1243;
RA   Krause A., Ramakumar A., Bartels D., Battistoni F., Bekel T., Boch J.,
RA   Boehm M., Friedrich F., Hurek T., Krause L., Linke B., McHardy A.C.,
RA   Sarkar A., Schneiker S., Syed A.A., Thauer R., Vorhoelter F.-J.,
RA   Weidner S., Puehler A., Reinhold-Hurek B., Kaiser O., Goesmann A.;
RT   "Complete genome of the mutualistic, N2-fixing grass endophyte Azoarcus sp.
RT   strain BH72.";
RL   Nat. Biotechnol. 24:1385-1391(2006).
CC   -!- FUNCTION: An aminoacyl-tRNA editing enzyme that deacylates mischarged
CC       D-aminoacyl-tRNAs. Also deacylates mischarged glycyl-tRNA(Ala),
CC       protecting cells against glycine mischarging by AlaRS. Acts via tRNA-
CC       based rather than protein-based catalysis; rejects L-amino acids rather
CC       than detecting D-amino acids in the active site. By recycling D-
CC       aminoacyl-tRNA to D-amino acids and free tRNA molecules, this enzyme
CC       counteracts the toxicity associated with the formation of D-aminoacyl-
CC       tRNA entities in vivo and helps enforce protein L-homochirality.
CC       {ECO:0000255|HAMAP-Rule:MF_00518}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=glycyl-tRNA(Ala) + H2O = glycine + H(+) + tRNA(Ala);
CC         Xref=Rhea:RHEA:53744, Rhea:RHEA-COMP:9657, Rhea:RHEA-COMP:13640,
CC         ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:57305,
CC         ChEBI:CHEBI:78442, ChEBI:CHEBI:78522; EC=3.1.1.96;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00518};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=a D-aminoacyl-tRNA + H2O = a D-alpha-amino acid + a tRNA +
CC         H(+); Xref=Rhea:RHEA:13953, Rhea:RHEA-COMP:10123, Rhea:RHEA-
CC         COMP:10124, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:59871,
CC         ChEBI:CHEBI:78442, ChEBI:CHEBI:79333; EC=3.1.1.96;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00518};
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00518}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00518}.
CC   -!- DOMAIN: A Gly-cisPro motif from one monomer fits into the active site
CC       of the other monomer to allow specific chiral rejection of L-amino
CC       acids. {ECO:0000255|HAMAP-Rule:MF_00518}.
CC   -!- SIMILARITY: Belongs to the DTD family. {ECO:0000255|HAMAP-
CC       Rule:MF_00518}.
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DR   EMBL; AM406670; CAL92727.1; -; Genomic_DNA.
DR   RefSeq; WP_011763846.1; NC_008702.1.
DR   AlphaFoldDB; A1K1M2; -.
DR   SMR; A1K1M2; -.
DR   STRING; 62928.azo0109; -.
DR   EnsemblBacteria; CAL92727; CAL92727; azo0109.
DR   KEGG; azo:azo0109; -.
DR   eggNOG; COG1490; Bacteria.
DR   HOGENOM; CLU_076901_1_1_4; -.
DR   OMA; GVFQAHM; -.
DR   OrthoDB; 1862614at2; -.
DR   Proteomes; UP000002588; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0051499; F:D-aminoacyl-tRNA deacylase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0106026; F:Gly-tRNA(Ala) hydrolase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0043908; F:Ser(Gly)-tRNA(Ala) hydrolase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0019478; P:D-amino acid catabolic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.50.80.10; -; 1.
DR   HAMAP; MF_00518; Deacylase_Dtd; 1.
DR   InterPro; IPR003732; Daa-tRNA_deacyls_DTD.
DR   InterPro; IPR023509; DTD-like_sf.
DR   PANTHER; PTHR10472; PTHR10472; 1.
DR   Pfam; PF02580; Tyr_Deacylase; 1.
DR   SUPFAM; SSF69500; SSF69500; 1.
DR   TIGRFAMs; TIGR00256; TIGR00256; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Hydrolase; Reference proteome; RNA-binding; tRNA-binding.
FT   CHAIN           1..151
FT                   /note="D-aminoacyl-tRNA deacylase"
FT                   /id="PRO_1000050810"
FT   MOTIF           137..138
FT                   /note="Gly-cisPro motif, important for rejection of L-amino
FT                   acids"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00518"
SQ   SEQUENCE   151 AA;  15760 MW;  B61CCDEC2E9D665D CRC64;
     MMALLQRVTR ARVTVDGATT GEIGTGLLAL VCAEQGDTEA EADKLLAKLL KLRVFADEGG
     RMNRSLQEVG GGLLVVSQFT LAADTSGGNR PSFANAAPAD TGRALYEHFV ARARAQHGEV
     ATGRFGAMMQ VELVNDGPVT IPLRIPPASA A
 
 
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