Entry: Q50192 Genes: leuS ML0032 MLB1770.20 MLCB628.03 Length: 972 aa

Leucine--tRNA ligase

SYL_MYCLE Mycobacterium leprae (strain TN)
Navigate Overview Model Scores RCSB 1D Mol* Pockets B-Cell Epitopes Function and interactions Ontology and localisation Sequence features and PTMs Evidence and cross-references

Summary

Download FASTA UniProt: Q50192 ML Locus: ML0032
Entry Q50192
Reviewed reviewed
Entry Name SYL_MYCLE
Gene Names leuS ML0032 MLB1770.20 MLCB628.03
ML locus tag ML0032
Organism Mycobacterium leprae (strain TN)
Length 972 aa
Mass 108408 Da
Annotation 2.0
Annotation Summary

Evidence and cross-references

PubMed ID 11234002
DOI ID 10.1038/35059006
STRING 272631.gene:17573844;
KEGG mle:ML0032;
eggNOG COG0495;
OrthoDB 9810365at2;
InterPro IPR001412;IPR002302;IPR025709;IPR013155;IPR015413;IPR014729;IPR009080;IPR009008;

Oligomer Models

Best Boltz2 oligomer and local AlphaFold‑3 homooligomer structure models matched to ML0032, with the same model switching, Mol*, Nightingale, pLDDT, PAE, and download functionality as monomers.
Count: 0
No oligomer model entries were found for this record.

Monomer Models

Monomer structure models for ML0032, retaining all existing model selection, Mol*, Nightingale, pLDDT, PAE, and download functionality.
Count: 4
Assembly Method Model Overall Rank Download
Monomer Boltz2 0 0.887692 Download Model
Monomer AlphaFold‑3 1 0.922739 Download Model
Monomer Boltz 0 0.889347 Download Model
Monomer CHAI 2 0.180213 Download Model

Sequence & Feature Viewer

Residue-level feature tracks for the loaded model — pLDDT confidence colouring, mapped annotations, and interactive PAE selection ranges. Drag a region on the heatmap to highlight it here and in Mol*.
RCSB 1D
Sequence viewer will initialise once a structure model is loaded.
Mol* — ML0032

Mol* Structure Viewer

Local mmCIF model display for ML0032 with Mol* controls hidden.
Default: Boltz2
Preparing Boltz2 model 0 for ML0032…
Residue focus: none
Heterooligomer ML IDs / chain selection

PAE Map Panel

Predicted aligned error heatmap for the currently loaded model, when pairwise confidence data are available in the local mmCIF.
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PAE Heatmap
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Scored residue
Aligned residue
Hover over the heatmap to inspect residue-pair PAE values.
Click a cell or drag across the heatmap to select residue blocks and mirror them in the sequence viewer.

B-cell Epitope Propensity

Per-residue conformational B-cell epitope predictions from DiscoTope-3.0.
Epitope · Loading
Low
Epitope
Residue number Residue type DiscoTope-3.0 score Focus
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Annotation Summary

Function and interactions

EC number 6.1.1.4
Catalytic activity CATALYTIC ACTIVITY: Reaction=tRNA(Leu) + L-leucine + ATP = L-leucyl-tRNA(Leu) + AMP + diphosphate; Xref=Rhea:RHEA:11688, Rhea:RHEA-COMP:9613, Rhea:RHEA-COMP:9622, ChEBI:CHEBI:30616, ChEBI:CHEBI:33019, ChEBI:CHEBI:57427, ChEBI:CHEBI:78442, ChEBI:CHEBI:78494, ChEBI:CHEBI:456215; EC=6.1.1.4; Evidence={ECO:0000255|HAMAP-Rule:MF_00049};
Binding site BINDING 744; /ligand="ATP"; /ligand_id="ChEBI:CHEBI:30616"; /evidence="ECO:0000255|HAMAP-Rule:MF_00049"
Annotation Summary

Ontology and localisation

Gene Ontology (biological process) leucyl-tRNA aminoacylation [GO:0006429]
Gene Ontology (cellular component) cytosol [GO:0005829]
Gene Ontology (GO) cytosol [GO:0005829]; aminoacyl-tRNA deacylase activity [GO:0002161]; ATP binding [GO:0005524]; leucine-tRNA ligase activity [GO:0004823]; leucyl-tRNA aminoacylation [GO:0006429]
Gene Ontology (molecular function) aminoacyl-tRNA deacylase activity [GO:0002161]; ATP binding [GO:0005524]; leucine-tRNA ligase activity [GO:0004823]
Gene Ontology IDs GO:0002161; GO:0004823; GO:0005524; GO:0005829; GO:0006429
Subcellular location [CC] SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00049}.
Protein families Class-I aminoacyl-tRNA synthetase family
Sequence similarities SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family. {ECO:0000255|HAMAP-Rule:MF_00049}.
Annotation Summary

Sequence features and PTMs

Chain CHAIN 1..972; /note="Leucine--tRNA ligase"; /id="PRO_0000152046"
Motif MOTIF 78..89; /note="'HIGH' region"; MOTIF 741..745; /note="'KMSKS' region"