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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:KAT2A

Protein Summary

check button Gene summary
Gene name: KAT2A
ASpdb.0 ID: 2648
Gene
Gene symbol

KAT2A

Gene ID

2648

Gene namelysine acetyltransferase 2A
SynonymsGCN5|GCN5L2|PCAF-b|hGCN5
Cytomap

17q21.2

Type of geneprotein-coding
Descriptionhistone acetyltransferase KAT2AGCN5 (general control of amino-acid synthesis, yeast, homolog)-like 2General control of amino acid synthesis, yeast, homolog-like 2K(lysine) acetyltransferase 2ASTAF97general control of amino acid synthesis protein 5-li
Modification date20240416
UniProtAcc

Q92830


check button Gene ontology of this gene with evidence of Inferred from Direct Assay (IDA) from Entrez
PartnerGeneGO IDGO termPubMed ID
GeneKAT2A

GO:0000122

negative regulation of transcription by RNA polymerase II

18838386

GeneKAT2A

GO:0000123

histone acetyltransferase complex

29973595|31527837

GeneKAT2A

GO:0000124

SAGA complex

11564863

GeneKAT2A

GO:0003682

chromatin binding

29211711

GeneKAT2A

GO:0003713

transcription coactivator activity

11564863|29211711|29973595|31527837

GeneKAT2A

GO:0004402

histone acetyltransferase activity

10373431|11564863|29211711|31527837

GeneKAT2A

GO:0005634

nucleus

11564863|25593309|27796307|29211711

GeneKAT2A

GO:0005813

centrosome

27796307

GeneKAT2A

GO:0006357

regulation of transcription by RNA polymerase II

9603525|22055187

GeneKAT2A

GO:0010484

histone H3 acetyltransferase activity

18838386

GeneKAT2A

GO:0018393

internal peptidyl-lysine acetylation

27796307|29174768

GeneKAT2A

GO:0033276

transcription factor TFTC complex

10373431

GeneKAT2A

GO:0043992

histone H3K9 acetyltransferase activity

21131905|35995428

GeneKAT2A

GO:0045252

oxoglutarate dehydrogenase complex

29211711

GeneKAT2A

GO:0045721

negative regulation of gluconeogenesis

16753578|23142079

GeneKAT2A

GO:0045893

positive regulation of DNA-templated transcription

29973595|31527837

GeneKAT2A

GO:0045944

positive regulation of transcription by RNA polymerase II

29211711

GeneKAT2A

GO:0046600

negative regulation of centriole replication

27796307

GeneKAT2A

GO:0051302

regulation of cell division

20562830

GeneKAT2A

GO:0061733

peptide-lysine-N-acetyltransferase activity

16753578|23142079|27796307|29174768|38128537

GeneKAT2A

GO:0106078

histone succinyltransferase activity

29211711

GeneKAT2A

GO:0106227

peptidyl-lysine glutarylation

31542297

GeneKAT2A

GO:0106229

histone glutaryltransferase activity

31542297

GeneKAT2A

GO:0140672

ATAC complex

18838386|19936620



AS Summary

check button Information of the canonical protein with experimentally identified structure from PDB (2023).
UniProt AccFile namePDB IDMethodResolutionChainStartEnd
Q92830-1Q92830-1_5h86_A.pdb5H86X-ray2.08A497662

check button ASpdb's canonical and alternatively spliced isoform information.
accession_idgene_namecanonical_idalternative_idcanonical_lengthalternative_lengthcanonical_startcanonical_endtypeoriginalSEQvariationSEQalternative_startalternative_end
Q92830KAT2AQ92830-1Q92830-28374271410Deletionnonenone00

check buttonMultiple sequence alignment of our canonical and alternatively spliced KAT2A

check button Matched gene isoform IDs with Ensembl and RefSeq of our canonical and alternative spliced genes of KAT2A
UniProt-idENSGENSTENSP
Q92830-1ENSG00000108773.11ENST00000225916.10ENSP00000225916.5

UniProt-idNM IDNP ID
Q92830-1NM_021078.2NP_066564.2

check buttonAmino acid sequences of our canonical and alternatively spliced KAT2A
accession_idProtein sequence
Q92830-1MAEPSQAPTPAPAAQPRPLQSPAPAPTPTPAPSPASAPIPTPTPAPAPAPAAAPAGSTGTGGPGVGSGGAGSGGDPARPGLSQQQRASQR
KAQVRGLPRAKKLEKLGVFSACKANETCKCNGWKNPKPPTAPRMDLQQPAANLSELCRSCEHPLADHVSHLENVSEDEINRLLGMVVDVE
NLFMSVHKEEDTDTKQVYFYLFKLLRKCILQMTRPVVEGSLGSPPFEKPNIEQGVLNFVQYKFSHLAPRERQTMFELSKMFLLCLNYWKL
ETPAQFRQRSQAEDVATYKVNYTRWLCYCHVPQSCDSLPRYETTHVFGRSLLRSIFTVTRRQLLEKFRVEKDKLVPEKRTLILTHFPKFL
SMLEEEIYGANSPIWESGFTMPPSEGTQLVPRPASVSAAVVPSTPIFSPSMGGGSNSSLSLDSAGAEPMPGEKRTLPENLTLEDAKRLRV
MGDIPMELVNEVMLTITDPAAMLGPETSLLSANAARDETARLEERRGIIEFHVIGNSLTPKANRRVLLWLVGLQNVFSHQLPRMPKEYIA
RLVFDPKHKTLALIKDGRVIGGICFRMFPTQGFTEIVFCAVTSNEQVKGYGTHLMNHLKEYHIKHNILYFLTYADEYAIGYFKKQGFSKD
IKVPKSRYLGYIKDYEGATLMECELNPRIPYTELSHIIKKQKEIIKKLIERKQAQIRKVYPGLSCFKEGVRQIPVESVPGIRETGWKPLG
KEKGKELKDPDQLYTTLKNLLAQIKSHPSAWPFMEPVKKSEAPDYYEVIRFPIDLKTMTERLRSRYYVTRKLFVADLQRVIANCREYNPP
Q92830-2MGGGSNSSLSLDSAGAEPMPGEKRTLPENLTLEDAKRLRVMGDIPMELVNEVMLTITDPAAMLGPETSLLSANAARDETARLEERRGIIE
FHVIGNSLTPKANRRVLLWLVGLQNVFSHQLPRMPKEYIARLVFDPKHKTLALIKDGRVIGGICFRMFPTQGFTEIVFCAVTSNEQVKGY
GTHLMNHLKEYHIKHNILYFLTYADEYAIGYFKKQGFSKDIKVPKSRYLGYIKDYEGATLMECELNPRIPYTELSHIIKKQKEIIKKLIE
RKQAQIRKVYPGLSCFKEGVRQIPVESVPGIRETGWKPLGKEKGKELKDPDQLYTTLKNLLAQIKSHPSAWPFMEPVKKSEAPDYYEVIR

Protein Functional Features

check buttonMain function of this protein. (from UniProt)
KAT2A (go to UniProt):Q92830

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
Q92830Region199Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=1;End=410
Q92830Region407434Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=1;End=410
Q92830Compositional bias951Note=Pro residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=1;End=410
Q92830Compositional bias407423Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=1;End=410


Gene Isoform Structures and Expression Levels for KAT2A

check buttonGene structures of our canonical and alternative spliced genes of KAT2A
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.
gene isoform structure of KAT2A

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 Q92830-1
3D view using mol* of Q92830-2


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 Q92830-1
all structure
pLDDT distribution across the protein length of Q92830-2
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 Q92830-1
all structure
Ramachandran plot of Q92830-2
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
Q92830-11.0631101.109203.0560.450.7290.9640.6390.8220.7770.729751,752,753,754,755,756,757,758,761,762,765,766,77
2,773,774,800,803,804,807,808,814
Q92830-21.0451121.071200.3120.4460.7421.0010.5980.9630.6210.738341,342,343,344,345,346,347,348,351,352,355,362,36
3,364,390,393,394,397,398,404

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 Q92830-1_Q92830-1_5h86_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 Q92830-1_5h86_A_Q92830-2.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 Q92830-1_Q92830-2.pdb

check button Protein Feature Comparison of the protein sequendary structures among the protiens.
./stats/secondary_structure/figure/Q92830-1_vs_Q92830-2.png
all structure<

check button Protein Feature Comparison of the relative accessible surface area (ASA) among the protiens.
./stats/relative_asa/Q92830-1_vs_Q92830-2.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 KAT2A


check button Drugs targeting this gene/protein.
(DrugBank)
UniProt accessionGene nameDrugBank IDDrug nameDrug groupActions
Q92830KAT2ADB01992Coenzyme Ainvestigational, nutraceutical

Related Diseases to KAT2A


check button Previous studies relating to the alternative splicing of KAT2A and disease information from the MeSH term (PubMed)
GenePMIDTitleAbstractMeSH IDMeSH term


Clinically important variants in KAT2A


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