Leucyl-tRNA synthetase 1

mammalian protein found in Homo sapiens
Protein protein Q21120576
Press Enter · cited answer in seconds

Summary

Leucyl-tRNA synthetase 1 is a protein[1]. It is known by 11 alternative names across languages and contexts.[2]

Key Facts

  • Part of: Valyl/Leucyl/Isoleucyl-tRNA synthetase, editing domain[3], Aminoacyl-tRNA synthetase, class Ia, anticodon-binding[4], leucyl-tRNA synthetase, class Ia, archaeal/eukaryotic cytosolic[5], Aminoacyl-tRNA synthetase, class Ia, protein family[6], Methionyl/Valyl/Leucyl/Isoleucyl-tRNA synthetase, anticodon-binding domain, protein family[7], Aminoacyl-tRNA synthetase, class I, conserved site, protein family[8]
  • Has part(s): aminoacyl-tRNA synthetase, class Ia[9], aminoacyl-tRNA synthetase, class I, conserved site[10], methionyl/valyl/leucyl/isoleucyl-tRNA synthetase, anticodon-binding[11]
  • Molecular function: aminoacyl-tRNA ligase activity[12], nucleotide binding[13], leucine-tRNA ligase activity[14], ligase activity[15], protein binding[16], ATP binding[17], aminoacyl-tRNA editing activity[18], valine-tRNA ligase activity[19], GTPase activator activity[20], glutamine-tRNA ligase activity[21]
  • Cell component: cytosol[22], nuclear body[23], cytoplasm[24], lysosome[25], endoplasmic reticulum[26], endomembrane system[27], aminoacyl-tRNA synthetase multienzyme complex[28]
  • Biological process: tRNA aminoacylation for protein translation[29], protein biosynthesis[30], leucyl-tRNA aminoacylation[31], valyl-tRNA aminoacylation[32], protein targeting to lysosome[33], regulation of cell size[34], negative regulation of autophagy[35], cellular response to amino acid starvation[36], positive regulation of GTPase activity[37], cellular response to amino acid stimulus[38], cellular response to leucine[39], positive regulation of TORC1 signaling[40], cellular response to leucine starvation[41], glutaminyl-tRNA aminoacylation[42]
  • Encoded by: LARS1[43]
  • Found in taxon: Homo sapiens[44]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  2. [4] ↑ . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  3. [5] ↑ . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  8. [10] ↑ . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  9. [11] ↑ . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  10. [12] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  11. [13] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  12. [14] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  13. [15] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  14. [16] ↑ . The C-terminal appended domain of human cytosolic leucyl-tRNA synthetase is indispensable in its interaction with arginyl-tRNA synthetase in the multi-tRNA synthetase complex. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  15. [17] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  16. [18] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  17. [19] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  18. [20] ↑ . Leucyl-tRNA synthetase is an intracellular leucine sensor for the mTORC1-signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  19. [21] ↑ . The crystal structure of human GlnRS provides basis for the development of neurological disorders. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  20. [22] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  21. [23] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  22. [24] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  23. [25] ↑ . Leucyl-tRNA synthetase is an intracellular leucine sensor for the mTORC1-signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  24. [26] ↑ . Leucyl-tRNA synthetase is an intracellular leucine sensor for the mTORC1-signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  25. [27] ↑ . Leucyl-tRNA synthetase is an intracellular leucine sensor for the mTORC1-signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  26. [28] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  27. [29] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  28. [30] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  29. [31] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  30. [32] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  31. [33] ↑ . Leucyl-tRNA synthetase is an intracellular leucine sensor for the mTORC1-signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  32. [34] ↑ . Leucyl-tRNA synthetase is an intracellular leucine sensor for the mTORC1-signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  33. [35] ↑ . Leucyl-tRNA synthetase is an intracellular leucine sensor for the mTORC1-signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  34. [36] ↑ . Leucyl-tRNA synthetase is an intracellular leucine sensor for the mTORC1-signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  35. [37] ↑ . Leucyl-tRNA synthetase is an intracellular leucine sensor for the mTORC1-signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  36. [38] ↑ . Leucyl-tRNA synthetase is an intracellular leucine sensor for the mTORC1-signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  37. [39] ↑ . Leucyl-tRNA synthetase is an intracellular leucine sensor for the mTORC1-signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  38. [40] ↑ . Leucyl-tRNA synthetase is an intracellular leucine sensor for the mTORC1-signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  39. [41] ↑ . Leucyl-tRNA synthetase is an intracellular leucine sensor for the mTORC1-signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  40. [42] ↑ . The crystal structure of human GlnRS provides basis for the development of neurological disorders. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  41. [43] ↑ . UniProt. Retrieved . wikidata.org.
  42. [44] ↑ . UniProt. Retrieved . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Leucyl-tRNA synthetase 1. Retrieved May 3, 2026, from https://4ort.xyz/entity/leucyl-trna-synthetase-1
MLA “Leucyl-tRNA synthetase 1.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/leucyl-trna-synthetase-1.
BibTeX @misc{4ortxyz_leucyl-trna-synthetase-1_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Leucyl-tRNA synthetase 1}}, year = {2026}, url = {https://4ort.xyz/entity/leucyl-trna-synthetase-1}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Leucyl-tRNA synthetase 1 — https://4ort.xyz/entity/leucyl-trna-synthetase-1 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/leucyl-trna-synthetase-1 · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 12w ago · Boghog · 2026-07-24 view diff on Wikidata ↗
    Imported from → —
    Encoded by → LARS1
    Wikidata description → mammalian protein found in Homo sapiens
    Molecular function → aminoacyl-tRNA ligase activity, nucleotide binding, leucine-tRNA ligase activity +7
    + 11 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ Ec enzyme number: 6.1.1.4, [[:toollabs:quickstatements/#/batch/261491|batch #261491]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.