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A1A8R7 (SYL_ECOK1) Reviewed, UniProtKB/Swiss-Prot

Last modified May 14, 2014. Version 59. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended name:
Leucine--tRNA ligase

EC=6.1.1.4
Alternative name(s):
Leucyl-tRNA synthetase
Short name=LeuRS
Gene names
Name:leuS
Ordered Locus Names:Ecok1_05630
ORF Names:APECO1_14132
OrganismEscherichia coli O1:K1 / APEC [Complete proteome] [HAMAP]
Taxonomic identifier405955 [NCBI]
Taxonomic lineageBacteriaProteobacteriaGammaproteobacteriaEnterobacterialesEnterobacteriaceaeEscherichia

Protein attributes

Sequence length860 AA.
Sequence statusComplete.
Protein existenceInferred from homology

General annotation (Comments)

Catalytic activity

ATP + L-leucine + tRNA(Leu) = AMP + diphosphate + L-leucyl-tRNA(Leu). HAMAP-Rule MF_00049

Subcellular location

Cytoplasm By similarity HAMAP-Rule MF_00049.

Sequence similarities

Belongs to the class-I aminoacyl-tRNA synthetase family.

Sequence caution

The sequence ABJ00057.1 differs from that shown. Reason: Erroneous initiation.

Ontologies

Keywords
   Biological processProtein biosynthesis
   Cellular componentCytoplasm
   LigandATP-binding
Nucleotide-binding
   Molecular functionAminoacyl-tRNA synthetase
Ligase
   Technical termComplete proteome
Gene Ontology (GO)
   Biological_processleucyl-tRNA aminoacylation

Inferred from electronic annotation. Source: UniProtKB-HAMAP

   Cellular_componentcytoplasm

Inferred from electronic annotation. Source: UniProtKB-SubCell

   Molecular_functionATP binding

Inferred from electronic annotation. Source: UniProtKB-HAMAP

aminoacyl-tRNA editing activity

Inferred from electronic annotation. Source: InterPro

leucine-tRNA ligase activity

Inferred from electronic annotation. Source: UniProtKB-HAMAP

Complete GO annotation...

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 860860Leucine--tRNA ligase HAMAP-Rule MF_00049
PRO_0000334757

Regions

Motif42 – 5211"HIGH" region HAMAP-Rule MF_00049
Motif619 – 6235"KMSKS" region HAMAP-Rule MF_00049

Sites

Binding site6221ATP By similarity

Sequences

Sequence LengthMass (Da)Tools
A1A8R7 [UniParc].

Last modified May 20, 2008. Version 2.
Checksum: 23974199D8226516

FASTA86097,307
        10         20         30         40         50         60 
MQEQYRPEEI ESKVQLHWDE KRTFEVTEDE SKEKYYCLSM LPYPSGRLHM GHVRNYTIGD 

        70         80         90        100        110        120 
VIARYQRMLG KNVLQPIGWD AFGLPAEGAA VKNNTAPAPW TYDNIAYMKN QLKMLGFGYD 

       130        140        150        160        170        180 
WSRELATCTP EYYRWEQKFF TELYKKGLVY KKTSAVNWCP NDQTVLANEQ VIDGCCWRCD 

       190        200        210        220        230        240 
TKVERKEIPQ WFIKITAYAD ELLNDLDKLD HWPDTVKTMQ RNWIGRSEGV EITFNVKDYD 

       250        260        270        280        290        300 
NTLTVYTTRP DTFMGCTYLA VAAGHPLAQK AAENNPELAA FIDECRNTKV AEAEMATMEK 

       310        320        330        340        350        360 
KGVDTGFKAV HPLTGEEIPV WAANFVLMEY GTGAVMAVPG HDQRDYEFAS KYGLNIKPVI 

       370        380        390        400        410        420 
LAADGSEPDL SQQALTEKGV LFNSGEFNGL DHEAAFNAIA DKLTEMGVGE RKVNYRLRDW 

       430        440        450        460        470        480 
GVSRQRYWGA PIPMVTLEDG TVMPTPDDQL PVILPEDVVM DGITSPIKAD PEWAKTTVNG 

       490        500        510        520        530        540 
MPALRETDTF DTFMESSWYY ARYTCPEYKE GMLDSKAANY WLPVDIYIGG IEHAIMHLLY 

       550        560        570        580        590        600 
FRFFHKLMRD AGMVNSDEPA KQLLCQGMVL ADAFYYVGEN GERNWVSPVD AIVERDEKGR 

       610        620        630        640        650        660 
IVKAKDAAGH ELVYTGMSKM SKSKNNGIDP QVMVERYGAD TVRLFMMFAS PADMTLEWQE 

       670        680        690        700        710        720 
SGVEGANRFL KRVWKLVYEH TAKGDVAALN VDALTEDQKA LRRDVHKTIA KVTDDIGRRQ 

       730        740        750        760        770        780 
TFNTAIAAIM ELMNKLAKAP TDGEQDRALM QEALLAVVRM LNPFTPHICF TLWQELKGEG 

       790        800        810        820        830        840 
DIDNAPWPVA DEKAMVEDST LVVVQVNGKV RAKITVPVDA TEEQVRERAG QEHLVAKYLD 

       850        860 
GVTVRKVIYV PGKLLNLVVG 

« Hide

References

[1]"The genome sequence of avian pathogenic Escherichia coli strain O1:K1:H7 shares strong similarities with human extraintestinal pathogenic E. coli genomes."
Johnson T.J., Kariyawasam S., Wannemuehler Y., Mangiamele P., Johnson S.J., Doetkott C., Skyberg J.A., Lynne A.M., Johnson J.R., Nolan L.K.
J. Bacteriol. 189:3228-3236(2007) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
CP000468 Genomic DNA. Translation: ABJ00057.1. Different initiation.
RefSeqYP_851771.1. NC_008563.1.

3D structure databases

ProteinModelPortalA1A8R7.
SMRA1A8R7. Positions 1-859.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

STRING405955.APECO1_14132.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaABJ00057; ABJ00057; APECO1_14132.
GeneID4494307.
KEGGecv:APECO1_14132.
PATRIC18212636. VBIEscCol127180_0621.

Organism-specific databases

CMRSearch...

Phylogenomic databases

eggNOGCOG0495.
HOGENOMHOG000200748.
KOK01869.
OrthoDBEOG63Z74X.

Family and domain databases

Gene3D1.10.730.10. 1 hit.
3.40.50.620. 3 hits.
3.90.740.10. 1 hit.
HAMAPMF_00049_B. Leu_tRNA_synth_B.
InterProIPR001412. aa-tRNA-synth_I_CS.
IPR002300. aa-tRNA-synth_Ia.
IPR002302. Leu-tRNA-ligase.
IPR025709. Leu_tRNA-synth_edit.
IPR014729. Rossmann-like_a/b/a_fold.
IPR009080. tRNAsynth_1a_anticodon-bd.
IPR013155. V/L/I-tRNA-synth_anticodon-bd.
IPR009008. Val/Leu/Ile-tRNA-synth_edit.
[Graphical view]
PANTHERPTHR11946:SF7. PTHR11946:SF7. 1 hit.
PfamPF08264. Anticodon_1. 1 hit.
PF00133. tRNA-synt_1. 3 hits.
PF13603. tRNA-synt_1_2. 1 hit.
[Graphical view]
PRINTSPR00985. TRNASYNTHLEU.
SUPFAMSSF47323. SSF47323. 1 hit.
SSF50677. SSF50677. 1 hit.
TIGRFAMsTIGR00396. leuS_bact. 1 hit.
PROSITEPS00178. AA_TRNA_LIGASE_I. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameSYL_ECOK1
AccessionPrimary (citable) accession number: A1A8R7
Entry history
Integrated into UniProtKB/Swiss-Prot: May 20, 2008
Last sequence update: May 20, 2008
Last modified: May 14, 2014
This is version 59 of the entry and version 2 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families

Aminoacyl-tRNA synthetases

List of aminoacyl-tRNA synthetase entries