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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:ITGB3

Protein Summary

check button Gene summary
Gene name: ITGB3
ASpdb.0 ID: 3690
Gene
Gene symbol

ITGB3

Gene ID

3690

Gene nameintegrin subunit beta 3
SynonymsBDPLT16|BDPLT2|BDPLT24|CD61|GP3A|GPIIIa|GT|GT2
Cytomap

17q21.32

Type of geneprotein-coding
Descriptionintegrin beta-3antigen CD61integrin beta 3integrin beta chain, beta 3integrin, beta 3 (platelet glycoprotein IIIa, antigen CD61)platelet membrane glycoprotein IIIa
Modification date20240413
UniProtAcc

P05106


check button Gene ontology of this gene with evidence of Inferred from Direct Assay (IDA) from Entrez
PartnerGeneGO IDGO termPubMed ID
GeneITGB3

GO:0002020

protease binding

22505472

GeneITGB3

GO:0003756

protein disulfide isomerase activity

12204115|15466936

GeneITGB3

GO:0005634

nucleus

22027834

GeneITGB3

GO:0005654

nucleoplasm

-

GeneITGB3

GO:0005886

plasma membrane

15466936|19141530

GeneITGB3

GO:0005911

cell-cell junction

19461049

GeneITGB3

GO:0005925

focal adhesion

23023225|25063885

GeneITGB3

GO:0008305

integrin complex

15215180

GeneITGB3

GO:0009986

cell surface

7525578|19234460|19933311|20563599|22505472|23023225|25063885

GeneITGB3

GO:0017134

fibroblast growth factor binding

18441324

GeneITGB3

GO:0019960

C-X3-C chemokine binding

23125415

GeneITGB3

GO:0031258

lamellipodium membrane

25063885

GeneITGB3

GO:0031527

filopodium membrane

25063885

GeneITGB3

GO:0031528

microvillus membrane

25063885

GeneITGB3

GO:0031994

insulin-like growth factor I binding

19578119

GeneITGB3

GO:0032587

ruffle membrane

25063885

GeneITGB3

GO:0032991

protein-containing complex

15344881

GeneITGB3

GO:0033627

cell adhesion mediated by integrin

12807887

GeneITGB3

GO:0034446

substrate adhesion-dependent cell spreading

24658351

GeneITGB3

GO:0034683

integrin alphav-beta3 complex

20826760|22505472|23726972|24658351|25063885|31331973

GeneITGB3

GO:0035866

alphav-beta3 integrin-PKCalpha complex

16014375

GeneITGB3

GO:0035867

alphav-beta3 integrin-IGF-1-IGF1R complex

19578119

GeneITGB3

GO:0035868

alphav-beta3 integrin-HMGB1 complex

20826760

GeneITGB3

GO:0038132

neuregulin binding

20682778

GeneITGB3

GO:0042470

melanosome

15466936

GeneITGB3

GO:0043235

receptor complex

23382219

GeneITGB3

GO:0050840

extracellular matrix binding

22505472

GeneITGB3

GO:0098978

glutamatergic synapse

18549786

GeneITGB3

GO:0099149

regulation of postsynaptic neurotransmitter receptor internalization

18549786



AS Summary

check button Information of the canonical protein with experimentally identified structure from PDB (2023).
UniProt AccFile namePDB IDMethodResolutionChainStartEnd
P05106-1P05106-1_3ije_B.pdb3IJEX-ray2.9B27721

check button ASpdb's canonical and alternatively spliced isoform information.
accession_idgene_namecanonical_idalternative_idcanonical_lengthalternative_lengthcanonical_startcanonical_endtypeoriginalSEQvariationSEQalternative_startalternative_end
P05106ITGB3P05106-1P05106-2788780768788SubstitutionANNPLYKEATSTFTNITYRGTVRDGAGRFLKSLV768780
P05106ITGB3P05106-1P05106-3788784768788SubstitutionANNPLYKEATSTFTNITYRGTHYAQSLRKWNQPVSIDG768784

check buttonMultiple sequence alignment of our canonical and alternatively spliced ITGB3

check button Matched gene isoform IDs with Ensembl and RefSeq of our canonical and alternative spliced genes of ITGB3
UniProt-idENSGENSTENSP
P05106-1ENSG00000259207.10ENST00000559488.7ENSP00000452786.2
P05106-2ENSG00000259207.10ENST00000696963.1ENSP00000513002.1

UniProt-idNM IDNP ID
P05106-1NM_000212.2NP_000203.2

check buttonAmino acid sequences of our canonical and alternatively spliced ITGB3
accession_idProtein sequence
P05106-1MRARPRPRPLWATVLALGALAGVGVGGPNICTTRGVSSCQQCLAVSPMCAWCSDEALPLGSPRCDLKENLLKDNCAPESIEFPVSEARVL
EDRPLSDKGSGDSSQVTQVSPQRIALRLRPDDSKNFSIQVRQVEDYPVDIYYLMDLSYSMKDDLWSIQNLGTKLATQMRKLTSNLRIGFG
AFVDKPVSPYMYISPPEALENPCYDMKTTCLPMFGYKHVLTLTDQVTRFNEEVKKQSVSRNRDAPEGGFDAIMQATVCDEKIGWRNDASH
LLVFTTDAKTHIALDGRLAGIVQPNDGQCHVGSDNHYSASTTMDYPSLGLMTEKLSQKNINLIFAVTENVVNLYQNYSELIPGTTVGVLS
MDSSNVLQLIVDAYGKIRSKVELEVRDLPEELSLSFNATCLNNEVIPGLKSCMGLKIGDTVSFSIEAKVRGCPQEKEKSFTIKPVGFKDS
LIVQVTFDCDCACQAQAEPNSHRCNNGNGTFECGVCRCGPGWLGSQCECSEEDYRPSQQDECSPREGQPVCSQRGECLCGQCVCHSSDFG
KITGKYCECDDFSCVRYKGEMCSGHGQCSCGDCLCDSDWTGYYCNCTTRTDTCMSSNGLLCSGRGKCECGSCVCIQPGSYGDTCEKCPTC
PDACTFKKECVECKKFDRGALHDENTCNRYCRDEIESVKELKDTGKDAVNCTYKNEDDCVVRFQYYEDSSGKSILYVVEEPECPKGPDIL
P05106-2MRARPRPRPLWATVLALGALAGVGVGGPNICTTRGVSSCQQCLAVSPMCAWCSDEALPLGSPRCDLKENLLKDNCAPESIEFPVSEARVL
EDRPLSDKGSGDSSQVTQVSPQRIALRLRPDDSKNFSIQVRQVEDYPVDIYYLMDLSYSMKDDLWSIQNLGTKLATQMRKLTSNLRIGFG
AFVDKPVSPYMYISPPEALENPCYDMKTTCLPMFGYKHVLTLTDQVTRFNEEVKKQSVSRNRDAPEGGFDAIMQATVCDEKIGWRNDASH
LLVFTTDAKTHIALDGRLAGIVQPNDGQCHVGSDNHYSASTTMDYPSLGLMTEKLSQKNINLIFAVTENVVNLYQNYSELIPGTTVGVLS
MDSSNVLQLIVDAYGKIRSKVELEVRDLPEELSLSFNATCLNNEVIPGLKSCMGLKIGDTVSFSIEAKVRGCPQEKEKSFTIKPVGFKDS
LIVQVTFDCDCACQAQAEPNSHRCNNGNGTFECGVCRCGPGWLGSQCECSEEDYRPSQQDECSPREGQPVCSQRGECLCGQCVCHSSDFG
KITGKYCECDDFSCVRYKGEMCSGHGQCSCGDCLCDSDWTGYYCNCTTRTDTCMSSNGLLCSGRGKCECGSCVCIQPGSYGDTCEKCPTC
PDACTFKKECVECKKFDRGALHDENTCNRYCRDEIESVKELKDTGKDAVNCTYKNEDDCVVRFQYYEDSSGKSILYVVEEPECPKGPDIL
P05106-3MRARPRPRPLWATVLALGALAGVGVGGPNICTTRGVSSCQQCLAVSPMCAWCSDEALPLGSPRCDLKENLLKDNCAPESIEFPVSEARVL
EDRPLSDKGSGDSSQVTQVSPQRIALRLRPDDSKNFSIQVRQVEDYPVDIYYLMDLSYSMKDDLWSIQNLGTKLATQMRKLTSNLRIGFG
AFVDKPVSPYMYISPPEALENPCYDMKTTCLPMFGYKHVLTLTDQVTRFNEEVKKQSVSRNRDAPEGGFDAIMQATVCDEKIGWRNDASH
LLVFTTDAKTHIALDGRLAGIVQPNDGQCHVGSDNHYSASTTMDYPSLGLMTEKLSQKNINLIFAVTENVVNLYQNYSELIPGTTVGVLS
MDSSNVLQLIVDAYGKIRSKVELEVRDLPEELSLSFNATCLNNEVIPGLKSCMGLKIGDTVSFSIEAKVRGCPQEKEKSFTIKPVGFKDS
LIVQVTFDCDCACQAQAEPNSHRCNNGNGTFECGVCRCGPGWLGSQCECSEEDYRPSQQDECSPREGQPVCSQRGECLCGQCVCHSSDFG
KITGKYCECDDFSCVRYKGEMCSGHGQCSCGDCLCDSDWTGYYCNCTTRTDTCMSSNGLLCSGRGKCECGSCVCIQPGSYGDTCEKCPTC
PDACTFKKECVECKKFDRGALHDENTCNRYCRDEIESVKELKDTGKDAVNCTYKNEDDCVVRFQYYEDSSGKSILYVVEEPECPKGPDIL

Protein Functional Features

check buttonMain function of this protein. (from UniProt)
ITGB3 (go to UniProt):P05106

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
P05106Topological domain742788Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Substitution;Start=768;End=788
P05106Topological domain742788Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Substitution;Start=768;End=788
P05106Motif777783"Note=LIR;Ontology_term=ECO:0000305ECO:0000305;evidence=ECO:0000305|PubMed:33436497
P05106Motif777783"Note=LIR;Ontology_term=ECO:0000305ECO:0000305;evidence=ECO:0000305|PubMed:33436497


Gene Isoform Structures and Expression Levels for ITGB3

check buttonGene structures of our canonical and alternative spliced genes of ITGB3
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.
gene isoform structure of ITGB3

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 P05106-1
3D view using mol* of P05106-2
3D view using mol* of P05106-3


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 P05106-1
all structure
pLDDT distribution across the protein length of P05106-2
all structure
pLDDT distribution across the protein length of P05106-3
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 P05106-1
all structure
Ramachandran plot of P05106-3
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
P05106-11.0521020.918243.530.4870.7761.0670.161.4960.1070.694400,401,402,404,406,407,409,411,412,413,590,594,59
8,599,600,601,603,605,606,607,658,659,660,662
P05106-21.0174361.0221830.2480.6140.7230.9270.4251.0780.3941.04230,34,44,45,46,108,121,132,136,268,269,271,329,330
,331,341,345,348,349,351,352,353,354,355,356,357,3
58,365,368,369,372,373,374,376,377,378,379,380,381
,382,388,389,390,391,392,393,394,395,396,401,408,4
09,410,411,413,414,416,419,428,430,444,445,446,447
,448,565,569,574,575,576,577,578,579,587,588,589,5
90,591,594,597,598,599,602,603,604,616,627,630,631
,632,633,635,636,637,644,658,660,661,662,663,664,6
98,699,700,701,702,703
P05106-31.048900.854194.4810.4190.8261.1010.1561.6360.0950.633400,401,404,406,409,411,412,413,414,590,594,598,59
9,600,603,659,660,662

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 P05106-1_P05106-1_3ije_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 P05106-1_3ije_B_P05106-2.pdb
3D view using mol* of P05106-1_3ije_B_P05106-3.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 P05106-1_P05106-2.pdb
3D view using mol* of P05106-1_P05106-3.pdb

check button Protein Feature Comparison of the protein sequendary structures among the protiens.
./stats/secondary_structure/figure/P05106-1_vs_P05106-2.png
all structure<
./stats/secondary_structure/figure/P05106-1_vs_P05106-3.png
all structure<

check button Protein Feature Comparison of the relative accessible surface area (ASA) among the protiens.
./stats/relative_asa/P05106-1_vs_P05106-2.png
all structure<
./stats/relative_asa/P05106-1_vs_P05106-3.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 ITGB3


check button Drugs targeting this gene/protein.
(DrugBank)
UniProt accessionGene nameDrugBank IDDrug nameDrug groupActions
P05106ITGB3DB00054Abciximabapprovedantagonist
P05106ITGB3DB04863Lefradafibaninvestigational
P05106ITGB3DB15598Ferric maltolapprovedsubstrate
P05106ITGB3DB00775Tirofibanapprovedantagonist
P05106ITGB3DB00098Antithymocyte immunoglobulin (rabbit)approved
P05106ITGB3DB02709Resveratrolinvestigational
P05106ITGB3DB05787LM-609investigational
P05106ITGB3DB06472Fradafibaninvestigational
P05106ITGB3DB00063Eptifibatideapproved, investigational
P05106ITGB3DB00451Levothyroxineapproved

Related Diseases to ITGB3


check button Previous studies relating to the alternative splicing of ITGB3 and disease information from the MeSH term (PubMed)
GenePMIDTitleAbstractMeSH IDMeSH term


Clinically important variants in ITGB3


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