ID Q1MPN6_LAWIP Unreviewed; 599 AA.
AC Q1MPN6;
DT 30-MAY-2006, integrated into UniProtKB/TrEMBL.
DT 30-MAY-2006, sequence version 1.
DT 13-SEP-2023, entry version 126.
DE RecName: Full=Aspartate--tRNA(Asp/Asn) ligase {ECO:0000256|HAMAP-Rule:MF_00044};
DE EC=6.1.1.23 {ECO:0000256|HAMAP-Rule:MF_00044};
DE AltName: Full=Aspartyl-tRNA synthetase {ECO:0000256|HAMAP-Rule:MF_00044};
DE Short=AspRS {ECO:0000256|HAMAP-Rule:MF_00044};
DE AltName: Full=Non-discriminating aspartyl-tRNA synthetase {ECO:0000256|HAMAP-Rule:MF_00044};
DE Short=ND-AspRS {ECO:0000256|HAMAP-Rule:MF_00044};
GN Name=aspS {ECO:0000256|HAMAP-Rule:MF_00044,
GN ECO:0000313|EMBL:CAJ55041.1};
GN OrderedLocusNames=LI0987 {ECO:0000313|EMBL:CAJ55041.1};
OS Lawsonia intracellularis (strain PHE/MN1-00).
OC Bacteria; Thermodesulfobacteriota; Desulfovibrionia; Desulfovibrionales;
OC Desulfovibrionaceae; Lawsonia.
OX NCBI_TaxID=363253 {ECO:0000313|EMBL:CAJ55041.1, ECO:0000313|Proteomes:UP000002430};
RN [1] {ECO:0000313|EMBL:CAJ55041.1, ECO:0000313|Proteomes:UP000002430}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PHE/MN1-00 {ECO:0000313|EMBL:CAJ55041.1,
RC ECO:0000313|Proteomes:UP000002430};
RA Kaur K., Zhang Q., Beckler D., Munir S., Li L., Kinsley K., Herron L.,
RA Peterson A., May B., Singh S., Gebhart C., Kapur V.;
RT "The complete genome sequence of Lawsonia intracellularis: the causative
RT agent of proliferative enteropathy.";
RL Submitted (NOV-2005) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Aspartyl-tRNA synthetase with relaxed tRNA specificity since
CC it is able to aspartylate not only its cognate tRNA(Asp) but also
CC tRNA(Asn). Reaction proceeds in two steps: L-aspartate is first
CC activated by ATP to form Asp-AMP and then transferred to the acceptor
CC end of tRNA(Asp/Asn). {ECO:0000256|HAMAP-Rule:MF_00044}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-aspartate + tRNA(Asx) = AMP + diphosphate + L-
CC aspartyl-tRNA(Asx); Xref=Rhea:RHEA:18349, Rhea:RHEA-COMP:9710,
CC Rhea:RHEA-COMP:9711, ChEBI:CHEBI:29991, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:33019, ChEBI:CHEBI:78442, ChEBI:CHEBI:78516,
CC ChEBI:CHEBI:456215; EC=6.1.1.23; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_00044};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00044}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00044}.
CC -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC Type 1 subfamily. {ECO:0000256|ARBA:ARBA00006303, ECO:0000256|HAMAP-
CC Rule:MF_00044}.
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DR EMBL; AM180252; CAJ55041.1; -; Genomic_DNA.
DR RefSeq; WP_011527070.1; NC_008011.1.
DR AlphaFoldDB; Q1MPN6; -.
DR STRING; 363253.LI0987; -.
DR KEGG; lip:LI0987; -.
DR eggNOG; COG0173; Bacteria.
DR HOGENOM; CLU_014330_3_2_7; -.
DR OMA; YQLDVEM; -.
DR OrthoDB; 9802326at2; -.
DR Proteomes; UP000002430; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004815; F:aspartate-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0050560; F:aspartate-tRNA(Asn) ligase activity; IEA:UniProtKB-EC.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003676; F:nucleic acid binding; IEA:InterPro.
DR GO; GO:0006422; P:aspartyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR CDD; cd00777; AspRS_core; 1.
DR CDD; cd04317; EcAspRS_like_N; 1.
DR Gene3D; 3.30.1360.30; GAD-like domain; 1.
DR Gene3D; 2.40.50.140; Nucleic acid-binding proteins; 1.
DR HAMAP; MF_00044; Asp_tRNA_synth_type1; 1.
DR InterPro; IPR004364; Aa-tRNA-synt_II.
DR InterPro; IPR006195; aa-tRNA-synth_II.
DR InterPro; IPR045864; aa-tRNA-synth_II/BPL/LPL.
DR InterPro; IPR004524; Asp-tRNA-ligase_1.
DR InterPro; IPR047089; Asp-tRNA-ligase_1_N.
DR InterPro; IPR002312; Asp/Asn-tRNA-synth_IIb.
DR InterPro; IPR047090; AspRS_core.
DR InterPro; IPR004115; GAD-like_sf.
DR InterPro; IPR029351; GAD_dom.
DR InterPro; IPR012340; NA-bd_OB-fold.
DR InterPro; IPR004365; NA-bd_OB_tRNA.
DR NCBIfam; TIGR00459; aspS_bact; 1.
DR PANTHER; PTHR22594:SF5; ASPARTATE--TRNA LIGASE, MITOCHONDRIAL; 1.
DR PANTHER; PTHR22594; ASPARTYL/LYSYL-TRNA SYNTHETASE; 1.
DR Pfam; PF02938; GAD; 1.
DR Pfam; PF00152; tRNA-synt_2; 1.
DR Pfam; PF01336; tRNA_anti-codon; 1.
DR PRINTS; PR01042; TRNASYNTHASP.
DR SUPFAM; SSF55681; Class II aaRS and biotin synthetases; 1.
DR SUPFAM; SSF55261; GAD domain-like; 1.
DR SUPFAM; SSF50249; Nucleic acid-binding proteins; 1.
DR PROSITE; PS50862; AA_TRNA_LIGASE_II; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase {ECO:0000256|ARBA:ARBA00023146,
KW ECO:0000256|HAMAP-Rule:MF_00044};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_00044}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00044};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_00044};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00044};
KW Protein biosynthesis {ECO:0000256|ARBA:ARBA00022917, ECO:0000256|HAMAP-
KW Rule:MF_00044}; Reference proteome {ECO:0000313|Proteomes:UP000002430}.
FT DOMAIN 160..567
FT /note="Aminoacyl-transfer RNA synthetases class-II family
FT profile"
FT /evidence="ECO:0000259|PROSITE:PS50862"
FT REGION 215..218
FT /note="Aspartate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00044"
FT BINDING 191
FT /ligand="L-aspartate"
FT /ligand_id="ChEBI:CHEBI:29991"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00044"
FT BINDING 237..239
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00044"
FT BINDING 237
FT /ligand="L-aspartate"
FT /ligand_id="ChEBI:CHEBI:29991"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00044"
FT BINDING 246
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00044"
FT BINDING 460
FT /ligand="L-aspartate"
FT /ligand_id="ChEBI:CHEBI:29991"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00044"
FT BINDING 494
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00044"
FT BINDING 501
FT /ligand="L-aspartate"
FT /ligand_id="ChEBI:CHEBI:29991"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00044"
FT BINDING 546..549
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00044"
FT SITE 47
FT /note="Important for tRNA non-discrimination"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00044"
FT SITE 99
FT /note="Important for tRNA non-discrimination"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00044"
SQ SEQUENCE 599 AA; 68380 MW; 9DCBF09A5DAAC61B CRC64;
MSESKKEVII CQSCDGWKRS HTCGELSIKD IGKHVILMGW VQSRRDHGGL IFVDLRDRFG
ITQVVFSPDS SLEAHSTAHI IRPEYVIAVD GIVRMRPEGM INPNLETGQI EILVSSWKLL
NISKTPPFQI EDNIETGETL RLQWRYLDLR RPVMKKNIIL RSNAMQIIRN YLSSHGFLEI
ETPFLTKSTP EGARDFLVPS RLYHGKLFAL PQSPQIFKQL CMVAGLDRYF QITRCFRDED
LRADRQPEFT QIDIEMSFVN EEQVMECAEH LMQTLFQEAL STEISLPFPR ITWFEAMKQY
GVDKPDIRFG LELHDVTSIV HMSEFKLFSH AKLVKAIRVP GGASLSRKEI DDFTEFVKNY
GAQGLAWIKI NEEEWQSPIA KFLSEKEKEE LSIELNVSKG DILFFQAGSP EVVNAALGNL
RVQLGNYLGL IPQNTWSFVW VTDFPLYEYS EEERRYVSCH HPFTAPKESD IHFMKTNPAE
VKARAYDLVL NGNEVGGGSI RIHQAEIQRH LFEDLGFSLE DIQQQFGFFI EALEYGAPPH
GGIAFGLDRL VMLMSNSESI RDVIAFPKTQ KGACPLTGAP DFVSSKQLRE LGLTLRNKN
//