ASpdb: an integrative knowledgebase of human protein isoforms from experimental and AI-predicted structures
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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:TKT

Protein Summary

check button Gene summary
Gene name: TKT
ASpdb.0 ID: 7086
Gene
Gene symbol

TKT

Gene ID

7086

Gene nametransketolase
SynonymsHEL-S-48|HEL107|SDDHD|TK|TKT1
Cytomap

3p21.1

Type of geneprotein-coding
Descriptiontransketolaseepididymis luminal protein 107epididymis secretory protein Li 48
Modification date20240407
UniProtAcc

P29401


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

GO:0000287

magnesium ion binding

9611778

GeneTKT

GO:0004802

transketolase activity

8419340|9357955|9611778|20667822

GeneTKT

GO:0005509

calcium ion binding

20667822

GeneTKT

GO:0005654

nucleoplasm

-

GeneTKT

GO:0006098

pentose-phosphate shunt

20667822

GeneTKT

GO:0016604

nuclear body

-

GeneTKT

GO:0042803

protein homodimerization activity

9357955|20667822

GeneTKT

GO:0046166

glyceraldehyde-3-phosphate biosynthetic process

9611778



AS Summary

check button Information of the canonical protein with experimentally identified structure from PDB (2023).
UniProt AccFile namePDB IDMethodResolutionChainStartEnd
P29401-1P29401-1_6rjb_B.pdb6RJBX-ray1.15B2623

check button ASpdb's canonical and alternatively spliced isoform information.
accession_idgene_namecanonical_idalternative_idcanonical_lengthalternative_lengthcanonical_startcanonical_endtypeoriginalSEQvariationSEQalternative_startalternative_end
P29401TKTP29401-1P29401-2623631146146SubstitutionSSLPSSWDYS146154

check buttonMultiple sequence alignment of our canonical and alternatively spliced TKT

check button Matched gene isoform IDs with Ensembl and RefSeq of our canonical and alternative spliced genes of TKT
UniProt-idENSGENSTENSP
P29401-1ENSG00000163931.17ENST00000423525.6ENSP00000405455.2
P29401-1ENSG00000163931.17ENST00000462138.6ENSP00000417773.1
P29401-2ENSG00000163931.17ENST00000423516.5ENSP00000391481.1

UniProt-idNM IDNP ID
P29401-1NM_001064.3NP_001055.1
P29401-1NM_001135055.2NP_001128527.1
P29401-2NM_001258028.1NP_001244957.1
P29401-2XM_011534054.1XP_011532356.1

check buttonAmino acid sequences of our canonical and alternatively spliced TKT
accession_idProtein sequence
P29401-1MESYHKPDQQKLQALKDTANRLRISSIQATTAAGSGHPTSCCSAAEIMAVLFFHTMRYKSQDPRNPHNDRFVLSKGHAAPILYAVWAEAG
FLAEAELLNLRKISSDLDGHPVPKQAFTDVATGSLGQGLGAACGMAYTGKYFDKASYRVYCLLGDGELSEGSVWEAMAFASIYKLDNLVA
ILDINRLGQSDPAPLQHQMDIYQKRCEAFGWHAIIVDGHSVEELCKAFGQAKHQPTAIIAKTFKGRGITGVEDKESWHGKPLPKNMAEQI
IQEIYSQIQSKKKILATPPQEDAPSVDIANIRMPSLPSYKVGDKIATRKAYGQALAKLGHASDRIIALDGDTKNSTFSEIFKKEHPDRFI
ECYIAEQNMVSIAVGCATRNRTVPFCSTFAAFFTRAFDQIRMAAISESNINLCGSHCGVSIGEDGPSQMALEDLAMFRSVPTSTVFYPSD
GVATEKAVELAANTKGICFIRTSRPENAIIYNNNEDFQVGQAKVVLKSKDDQVTVIGAGVTLHEALAAAELLKKEKINIRVLDPFTIKPL
P29401-2MESYHKPDQQKLQALKDTANRLRISSIQATTAAGSGHPTSCCSAAEIMAVLFFHTMRYKSQDPRNPHNDRFVLSKGHAAPILYAVWAEAG
FLAEAELLNLRKISSDLDGHPVPKQAFTDVATGSLGQGLGAACGMAYTGKYFDKASLPSSWDYSYRVYCLLGDGELSEGSVWEAMAFASI
YKLDNLVAILDINRLGQSDPAPLQHQMDIYQKRCEAFGWHAIIVDGHSVEELCKAFGQAKHQPTAIIAKTFKGRGITGVEDKESWHGKPL
PKNMAEQIIQEIYSQIQSKKKILATPPQEDAPSVDIANIRMPSLPSYKVGDKIATRKAYGQALAKLGHASDRIIALDGDTKNSTFSEIFK
KEHPDRFIECYIAEQNMVSIAVGCATRNRTVPFCSTFAAFFTRAFDQIRMAAISESNINLCGSHCGVSIGEDGPSQMALEDLAMFRSVPT
STVFYPSDGVATEKAVELAANTKGICFIRTSRPENAIIYNNNEDFQVGQAKVVLKSKDDQVTVIGAGVTLHEALAAAELLKKEKINIRVL
DPFTIKPLDRKLILDSARATKGRILTVEDHYYEGGIGEAVSSAVVGEPGITVTHLAVNRVPRSGKPAELLKMFGIDRDAIAQAVRGLITK

Protein Functional Features

check buttonMain function of this protein. (from UniProt)
TKT (go to UniProt):P29401

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


Gene Isoform Structures and Expression Levels for TKT

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

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 P29401-1
3D view using mol* of P29401-2


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 P29401-1
all structure
pLDDT distribution across the protein length of P29401-2
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 P29401-1
all structure
Ramachandran plot of P29401-2
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
P29401-10.827450.59586.0930.4160.81.1840.2821.5820.1780.20840,75,77,125,154,155,156,157,185,187,188,189,190,1
91,244,258
P29401-21.0031891.017495.2920.550.7020.9260.3041.0570.2870.7731,2,3,4,5,11,51,52,53,54,55,56,57,58,69,147,150,15
1,152,153,154,155,156,158,184,187,236,237,238,239,
240,241,292,293,294,295,297,298

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 P29401-1_P29401-1_6rjb_B.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 P29401-1_6rjb_B_P29401-2.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 P29401-1_P29401-2.pdb

check button Protein Feature Comparison of the protein sequendary structures among the protiens.
./stats/secondary_structure/figure/P29401-1_vs_P29401-2.png
all structure<

check button Protein Feature Comparison of the relative accessible surface area (ASA) among the protiens.
./stats/relative_asa/P29401-1_vs_P29401-2.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 TKT


check button Drugs targeting this gene/protein.
(DrugBank)
UniProt accessionGene nameDrugBank IDDrug nameDrug groupActions
P29401TKTDB09130Copperapproved, investigational

Related Diseases to TKT


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


Clinically important variants in TKT


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