Leucine--tRNA ligase

<p>This section provides any useful information about the protein, mostly biological knowledge.<p><a href='/help/function_section' target='_top'>More...</a></p>Functionⁱ

<p>This subsection of the ‘Function’ section describes the catalytic activity of an enzyme, i.e. the chemical reaction it catalyzes. This information usually correlates with the presence of an EC (Enzyme Commission) number in the ‘Names and taxonomy’ section.<p><a href='/help/catalytic_activity' target='_top'>More...</a></p>Catalytic activityⁱ

Sites

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:<p><a href='/help/gene_ontology' target='_top'>More...</a></p>GO - Molecular functionⁱ

• aminoacyl-tRNA editing activity Source: InterPro
• ATP binding Source: UniProtKB-KW
• leucine-tRNA ligase activity Source: UniProtKB-EC

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:<p><a href='/help/gene_ontology' target='_top'>More...</a></p>GO - Biological processⁱ

• leucyl-tRNA aminoacylation Source: InterPro

<p>UniProtKB Keywords constitute a <a href="http://www.uniprot.org/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='/help/keywords' target='_top'>More...</a></p>Keywordsⁱ

<p>This section provides information about the protein and gene name(s) and synonym(s) and about the organism that is the source of the protein sequence.<p><a href='/help/names_and_taxonomy_section' target='_top'>More...</a></p>Names & Taxonomyⁱ

<p>This section provides information on the location and the topology of the mature protein in the cell.<p><a href='/help/subcellular_location_section' target='_top'>More...</a></p>Subcellular locationⁱ

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:<p><a href='/help/gene_ontology' target='_top'>More...</a></p>GO - Cellular componentⁱ

• cytoplasm Source: UniProtKB-SubCell

<p>UniProtKB Keywords constitute a <a href="http://www.uniprot.org/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='/help/keywords' target='_top'>More...</a></p>Keywords - Cellular componentⁱ

<p>This section describes post-translational modifications (PTMs) and/or processing events.<p><a href='/help/ptm_processing_section' target='_top'>More...</a></p>PTM / Processingⁱ

Molecule processing

<p>This section provides information on sequence similarities with other proteins and the domain(s) present in a protein.<p><a href='/help/family_and_domains_section' target='_top'>More...</a></p>Family & Domainsⁱ

Motif

<p>This subsection of the ‘Family and domains’ section provides information about the sequence similarity with other proteins.<p><a href='/help/sequence_similarities' target='_top'>More...</a></p>Sequence similaritiesⁱ

Phylogenomic databases

Family and domain databases

<p>This section displays by default the canonical protein sequence and upon request all isoforms described in the entry. It also includes information pertinent to the sequence(s), including length and molecular weight.<p><a href='/help/sequences_section' target='_top'>More...</a></p>Sequenceⁱ

<p>This subsection of the ‘Sequence’ section indicates if the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> displayed by default in the entry is complete or not.<p><a href='/help/sequence_status' target='_top'>More...</a></p>Sequence statusⁱ: Complete.

        10         20         30         40         50
MSRYDPAATE SRWQAAWDAA GVFTARHDPA RPKYYVLEMF PYPSGRIHMG 
        60         70         80         90        100
HVRNYTMGDV VARQKAAAGF SVLHPMGWDA FGMPAENAAM ERGGHPKDWT 
       110        120        130        140        150
YGNIADMRAQ MKPLGLSIDW SREFATCDPE YYGQQQAMFI DMMEAGLVYR 
       160        170        180        190        200
KNAVVNWDPV DMTVLANEQV IDGKGWRSGA PVVRRELTQW FFRISDYAGE 
       210        220        230        240        250
LLEALDTLKD WPEKVRLMQA NWIGQSRGLQ FAFSTAGAPE GFDRLEVYTT 
       260        270        280        290        300
RPDTLMGASF AAISPDHPLA RHLERHDAEV AEFVAECRRV GTSEEALEKA 
       310        320        330        340        350
EKKGFDTGLR VRHPFDTAWE LPVYIANFIL MDYGTGAIFG CPAHDQRDFE 
       360        370        380        390        400
FATKYGLPIR PVFLPEGTEE TALAEAFVPM KSERVHYIRG FAGAEVQSGE 
       410        420        430        440        450
EGVAAAIDFC ESQGVGRGVT NYRLRDWGIS RQRYWGCPIP VIHCETCGVV 
       460        470        480        490        500
PEAKENLPVR LPDDVSFDVP GNPLDRHPTW RDCTCPKCGA KARRETDTMD 
       510        520        530        540        550
TFVDSSWYYA RFTAPRAATP TDAEEADYWM NVDQYIGGIE HAILHLLYSR 
       560        570        580        590        600
FFARAMQKTG HLPAKAIEPF NALFTQGMVT HEIYLTRDAA GRPVYHLPED 
       610        620        630        640        650
VTDGKLADGT PVEIIPSAKM SKSKKNVVDP MNIIRQFGAD TARWFVMSDS 
       660        670        680        690        700
PPERDVEWTA SGAEAASKHL HRVWRLADEI SRADGEANAE DGALDKATAR 
       710        720        730        740        750
AIAEVTQGVE GFAFNKAIAK LYEFTNTLSR SGAGAEAKKR AMRTMAQLMS 
       760        770        780        790        800
PMVPHLAEEV WAMLGGEGLV AQAAWPKADP ALLIDDTVTL PIQVNGKRRG 
       810        820        830        840 
EITVPKEMAA SEVEKLVLAD EAVQRALGGA APKKLIVVPG RIVNVVI 

Sequence databases

Genome annotation databases

<p>This section provides links to proteins that are similar to the protein sequence(s) described in this entry at different levels of sequence identity thresholds (100%, 90% and 50%) based on their membership in UniProt Reference Clusters (<a href="http://www.uniprot.org/help/uniref">UniRef</a>).<p><a href='/help/similar_proteins_section' target='_top'>More...</a></p>Similar proteinsⁱ

• 90% Identity
• 50% Identity

<p>This section is used to point to information related to entries and found in data collections other than UniProtKB.<p><a href='/help/cross_references_section' target='_top'>More...</a></p>Cross-referencesⁱ

Sequence databases

3D structure databases

Protocols and materials databases

Genome annotation databases

Phylogenomic databases

Family and domain databases

<p>This section provides general information on the entry.<p><a href='/help/entry_information_section' target='_top'>More...</a></p>Entry informationⁱ

<p>This section contains any relevant information that doesn’t fit in any other defined sections<p><a href='/help/miscellaneous_section' target='_top'>More...</a></p>Miscellaneousⁱ

<p>UniProtKB Keywords constitute a <a href="http://www.uniprot.org/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='/help/keywords' target='_top'>More...</a></p>Keywords - Technical termⁱ

Documents

1. Aminoacyl-tRNA synthetases
   List of aminoacyl-tRNA synthetase entries
2. SIMILARITY comments
   Index of protein domains and families