Entry: P57991 Genes: uvrB ML1387 Length: 698 aa

UvrABC system protein B (Protein UvrB) (Excinuclease ABC subunit B)

UVRB_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: P57991 ML Locus: ML1387
Entry P57991
Reviewed reviewed
Entry Name UVRB_MYCLE
Gene Names uvrB ML1387
ML locus tag ML1387
Organism Mycobacterium leprae (strain TN)
Length 698 aa
Mass 78159 Da
Annotation 3.0
Annotation Summary

Evidence and cross-references

PubMed ID 11234002
DOI ID 10.1038/35059006
STRING 272631.gene:17575226;
KEGG mle:ML1387;
eggNOG COG0556;
OrthoDB 9806651at2;
InterPro IPR006935;IPR014001;IPR001650;IPR027417;IPR001943;IPR036876;IPR004807;IPR041471;IPR024759;

Oligomer Models

Best Boltz2 oligomer and local AlphaFold‑3 homooligomer structure models matched to ML1387, with the same model switching, Mol*, Nightingale, pLDDT, PAE, and download functionality as monomers.
Count: 1
Assembly Method Template / Source Overall Rank Download
hetero_4mer Boltz2 9GA4 Download Model

Ligands

Curated ligands imported from the selected oligomer template/YAML rows. The displayed ligand code is the original template CCD code; predicted-model placeholders such as LIG1/LIG2 are not shown. Click a ligand code to focus the ligand in Mol*.
Ligands: 0
Ligand Code Ligand Name PubChem ID
No curated ligand rows were found for this oligomer in the database.

Monomer Models

Monomer structure models for ML1387, retaining all existing model selection, Mol*, Nightingale, pLDDT, PAE, and download functionality.
Count: 4
Assembly Method Model Overall Rank Download
Monomer Boltz2 0 0.830663 Download Model
Monomer AlphaFold‑3 2 0.878111 Download Model
Monomer Boltz 0 0.821335 Download Model
Monomer CHAI 4 0.176724 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* — ML1387

Mol* Structure Viewer

Local mmCIF model display for ML1387 with Mol* controls hidden.
Default: hetero_4mer • Boltz2
Preparing hetero_4mer • Boltz2 model 0 for ML1387…
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.
PAE • Waiting for Model
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

Binding site BINDING 41..48; /ligand="ATP"; /ligand_id="ChEBI:CHEBI:30616"; /evidence="ECO:0000255|HAMAP-Rule:MF_00204"
Subunit structure SUBUNIT: Forms a heterotetramer with UvrA during the search for lesions. Interacts with UvrC in an incision complex. {ECO:0000255|HAMAP-Rule:MF_00204}.
Annotation Summary

Ontology and localisation

Gene Ontology (biological process) nucleotide-excision repair [GO:0006289]; SOS response [GO:0009432]
Gene Ontology (cellular component) cytoplasm [GO:0005737]; excinuclease repair complex [GO:0009380]
Gene Ontology (GO) cytoplasm [GO:0005737]; excinuclease repair complex [GO:0009380]; ATP binding [GO:0005524]; ATP hydrolysis activity [GO:0016887]; DNA binding [GO:0003677]; excinuclease ABC activity [GO:0009381]; nucleotide-excision repair [GO:0006289]; SOS response [GO:0009432]
Gene Ontology (molecular function) ATP binding [GO:0005524]; ATP hydrolysis activity [GO:0016887]; DNA binding [GO:0003677]; excinuclease ABC activity [GO:0009381]
Gene Ontology IDs GO:0003677; GO:0005524; GO:0005737; GO:0006289; GO:0009380; GO:0009381; GO:0009432; GO:0016887
Subcellular location [CC] SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00204}.
Protein families UvrB family
Sequence similarities SIMILARITY: Belongs to the UvrB family. {ECO:0000255|HAMAP-Rule:MF_00204}.
Annotation Summary

Sequence features and PTMs

Chain CHAIN 1..698; /note="UvrABC system protein B"; /id="PRO_0000138408"
Region REGION 609..629; /note="Disordered"; /evidence="ECO:0000256|SAM:MobiDB-lite"
Motif MOTIF 94..117; /note="Beta-hairpin"
Domain [FT] DOMAIN 28..414; /note="Helicase ATP-binding"; /evidence="ECO:0000255|HAMAP-Rule:MF_00204"; DOMAIN 432..598; /note="Helicase C-terminal"; /evidence="ECO:0000255|HAMAP-Rule:MF_00204"; DOMAIN 653..688; /note="UVR"; /evidence="ECO:0000255|HAMAP-Rule:MF_00204"
Domain [CC] DOMAIN: The beta-hairpin motif is involved in DNA binding. {ECO:0000255|HAMAP-Rule:MF_00204}.