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Center for Computational Systems Medicine
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Protein Summary

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AS Summary

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Protein Functional Features

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Gene Isoform Structures and Expression Levels

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Protein Structures

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pLDDT Score Distribution

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Ramachandran Plot of Protein Structures

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Potential Active Site Information

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Protein Structure and Feature Comparision

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Protein-Protein Interaction

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Related Drugs

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Related Diseases

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Clinically Important Variants

Protein:UPF3B

Protein Summary

check button Gene summary
Gene name: UPF3B
ASpdb.0 ID: 65109
Gene
Gene symbol

UPF3B

Gene ID

65109

Gene nameUPF3B regulator of nonsense mediated mRNA decay
SynonymsHUPF3B|MRX62|MRX82|MRXS14|RENT3B|UPF3BP1|UPF3BP2|UPF3BP3|UPF3X|Upf3p-X
Cytomap

Xq24

Type of geneprotein-coding
Descriptionregulator of nonsense transcripts 3BUPF3 regulator of nonsense transcripts homolog BUPF3B pseudogene 1UPF3B pseudogene 2UPF3B pseudogene 3nonfunctional UPF3B regulator of nonsense mediated mRNA decaynonsense mRNA reducing factor 3Bup-frameshift sup
Modification date20240407
UniProtAcc

Q9BZI7


check button Gene ontology of this gene with evidence of Inferred from Direct Assay (IDA) from Entrez
PartnerGeneGO IDGO termPubMed ID
GeneUPF3B

GO:0000184

nuclear-transcribed mRNA catabolic process, nonsense-mediated decay

16601204

GeneUPF3B

GO:0003729

mRNA binding

11163187|11546873

GeneUPF3B

GO:0005654

nucleoplasm

-

GeneUPF3B

GO:0005730

nucleolus

-

GeneUPF3B

GO:0005829

cytosol

-

GeneUPF3B

GO:0034451

centriolar satellite

-

GeneUPF3B

GO:0035145

exon-exon junction complex

11546873|12718880|16601204

GeneUPF3B

GO:0045727

positive regulation of translation

16601204



AS Summary

check button Information of the canonical protein with experimentally identified structure from PDB (2023).
UniProt AccFile namePDB IDMethodResolutionChainStartEnd
Q9BZI7-1Q9BZI7-1_1uw4_A.pdb1UW4X-ray1.95A50140

check button ASpdb's canonical and alternatively spliced isoform information.
accession_idgene_namecanonical_idalternative_idcanonical_lengthalternative_lengthcanonical_startcanonical_endtypeoriginalSEQvariationSEQalternative_startalternative_end
Q9BZI7UPF3BQ9BZI7-1Q9BZI7-2483470270282Deletionnonenone269269

check buttonMultiple sequence alignment of our canonical and alternatively spliced UPF3B

check button Matched gene isoform IDs with Ensembl and RefSeq of our canonical and alternative spliced genes of UPF3B
UniProt-idENSGENSTENSP
Q9BZI7-1ENSG00000125351.14ENST00000276201.7ENSP00000276201.3
Q9BZI7-2ENSG00000125351.14ENST00000345865.6ENSP00000245418.2

UniProt-idNM IDNP ID
Q9BZI7-1NM_080632.2NP_542199.1
Q9BZI7-2NM_023010.3NP_075386.1

check buttonAmino acid sequences of our canonical and alternatively spliced UPF3B
accession_idProtein sequence
Q9BZI7-1MKEEKEHRPKEKRVTLLTPAGATGSGGGTSGDSSKGEDKQDRNKEKKEALSKVVIRRLPPTLTKEQLQEHLQPMPEHDYFEFFSNDTSLY
PHMYARAYINFKNQEDIILFRDRFDGYVFLDNKGQEYPAIVEFAPFQKAAKKKTKKRDTKVGTIDDDPEYRKFLESYATDNEKMTSTPET
LLEEIEAKNRELIAKKTTPLLSFLKNKQRMREEKREERRRREIERKRQREEERRKWKEEEKRKRKDIEKLKKIDRIPERDKLKDEPKIKV
HRFLLQAVNQKNLLKKPEKGDEKELDKREKAKKLDKENLSDERASGQSCTLPKRSDSELKDEKPKRPEDESGRDYREREREYERDQERIL
RERERLKRQEEERRRQKERYEKEKTFKRKEEEMKKEKDTLRDKGKKAESTESIGSSEKTEKKEEVVKRDRIRNKDRPAMQLYQPGARSRN
Q9BZI7-2MKEEKEHRPKEKRVTLLTPAGATGSGGGTSGDSSKGEDKQDRNKEKKEALSKVVIRRLPPTLTKEQLQEHLQPMPEHDYFEFFSNDTSLY
PHMYARAYINFKNQEDIILFRDRFDGYVFLDNKGQEYPAIVEFAPFQKAAKKKTKKRDTKVGTIDDDPEYRKFLESYATDNEKMTSTPET
LLEEIEAKNRELIAKKTTPLLSFLKNKQRMREEKREERRRREIERKRQREEERRKWKEEEKRKRKDIEKLKKIDRIPERDKLKDEPKIKL
LKKPEKGDEKELDKREKAKKLDKENLSDERASGQSCTLPKRSDSELKDEKPKRPEDESGRDYREREREYERDQERILRERERLKRQEEER
RRQKERYEKEKTFKRKEEEMKKEKDTLRDKGKKAESTESIGSSEKTEKKEEVVKRDRIRNKDRPAMQLYQPGARSRNRLCPPDDSTKSGD

Protein Functional Features

check buttonMain function of this protein. (from UniProt)
UPF3B (go to UniProt):Q9BZI7

check buttonRetention analysis result of protein across 39 protein features of UniProt such as six molecule processing features, 13 region features, four site features, six amino acid modification features, two natural variation features, five experimental info features, and 3 secondary structure features. Here, because of limited space for viewing, we only show the protein feature retention information belong to the 13 regional features. All retention annotation result can be downloaded at

download page

* Minus value of BPloci means that the break pointn is located before the CDS.
- Retained protein feature among the 13 regional features.
Accession_idSubsectionStartEndFuncitonal featureSplicing information
Q9BZI7Region206483Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=270;End=282
Q9BZI7Compositional bias206271Note=Basic and acidic residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=270;End=282


Gene Isoform Structures and Expression Levels for UPF3B

check buttonGene structures of our canonical and alternative spliced genes of UPF3B
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.
gene isoform structure of UPF3B

check button Expression levels of gene isoforms across GTEx.
gtex expression

check button Expression levels of gene isoforms across TCGA.
tcga expression


Protein Structures

check button PDB and CIF files of the predicted protein structures
* Here we show the 3D structure of the proteins using Mol*. AlphaFold produces a per-residue confidence score (pLDDT) between 0 and 100. Model confidence is shown from the pLDDT values per residue. pLDDT corresponds to the model’s prediction of its score on the local Distance Difference Test. It is a measure of local accuracy (from AlphfaFold website). To color code individual residues, we transformed individual PDB files into CIF format.
3D view using mol* of Q9BZI7-1
3D view using mol* of Q9BZI7-2


pLDDT Score Distribution

check button pLDDT score distribution of the predicted protein structures from AlphaFold2
* AlphaFold produces a per-residue confidence score (pLDDT) between 0 and 100.
pLDDT distribution across the protein length of Q9BZI7-1
all structure
pLDDT distribution across the protein length of Q9BZI7-2
all structure


Ramachandran Plot of Protein Structures


check button Ramachandran plot of the torsional angles - phi (φ)and psi (ψ) - of the residues (amino acids) contained in this protein peptide.
Ramachandran plot of Q9BZI7-1
all structure
Ramachandran plot of Q9BZI7-2
all structure

Potential Active Site Information


check button The potential binding sites of these proteins were identified using SiteMap, a module of the Schrodinger suite.
UniProt-idSite scoreSizeD scoreVolumeExposureEnclosureContactPhobicPhilicBalanceDon/AccResidues
Q9BZI7-10.686340.66456.5950.5750.6050.9071.3170.7591.7362.83371,73,74,75,106,109,110,113,114
Q9BZI7-20.629220.60546.9910.6450.5980.8741.610.5972.6981.85871,73,74,75,101,106,109,110,113,114

Protein Structure and Feature Comparision


check button Protein Structure Comparision Using Template Modeling Scores (TM-score).
all structure

check button Protein Structure Comparision Visualization with mol*. between Canonical predicted structure (AF2)(orange) vs Canonical validated structure (PDB)(green)
3D view using mol* of Q9BZI7-1_Q9BZI7-1_1uw4_A.pdb

check button Protein Structure Comparision Visualization with mol*. between Canonical validated structure (PDB)(orange) vs Alternative predicted structure (AF2)(green)
3D view using mol* of Q9BZI7-1_1uw4_A_Q9BZI7-2.pdb

check button Protein Structure Comparision Visualization with mol*. between Canonical predicted structure (AF2)(orange) vs Alternative predicted structure (AF2)(green)
3D view using mol* of Q9BZI7-1_Q9BZI7-2.pdb

check button Protein Feature Comparison of the protein sequendary structures among the protiens.
./stats/secondary_structure/figure/Q9BZI7-1_vs_Q9BZI7-2.png
all structure<

check button Protein Feature Comparison of the relative accessible surface area (ASA) among the protiens.
./stats/relative_asa/Q9BZI7-1_vs_Q9BZI7-2.png
all structure<


Protein-Protein Interaction


check button Interactors from UniProt.
Accession_idSubsectionStartEndFuncitonal featureSplicing information


check button Interactors from STRING.
Gene nameInteractors


Related Drugs to UPF3B


check button Drugs targeting this gene/protein.
(DrugBank)
UniProt accessionGene nameDrugBank IDDrug nameDrug groupActions

Related Diseases to UPF3B


check button Previous studies relating to the alternative splicing of UPF3B and disease information from the MeSH term (PubMed)
GenePMIDTitleAbstractMeSH IDMeSH term


Clinically important variants in UPF3B


check button (ClinVar, 04/20/2024)
accession_iduniprot_idgene_nameTypeVariantClinical_significance