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ITGA3
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  • ITGA3
PROTEIN STRUCTURE
ANTIBODIES
AND
VALIDATION
Protein structures
GENERAL INFORMATIONi

General description of the gene and the encoded protein(s) using information from HGNC and Ensembl, as well as predictions made by the Human Protein Atlas project.

Gene namei

Official gene symbol, which is typically a short form of the gene name, according to HGNC.

ITGA3
Synonyms CD49c, GAP-B3, MSK18, VCA-2, VLA3a
Gene descriptioni

Full gene name according to HGNC.

Integrin subunit alpha 3
Protein classi

Assigned HPA protein class(es) for the encoded protein(s).

Read more
Cancer-related genes
CD markers
Disease related genes
Human disease related genes
Predicted locationi

All transcripts of all genes have been analyzed regarding the location(s) of corresponding protein based on prediction methods for signal peptides and transmembrane regions.

  • Genes with at least one transcript predicted to encode a secreted protein, according to prediction methods or to UniProt location data, have been further annotated and classified with the aim to determine if the corresponding protein(s) are secreted or actually retained in intracellular locations or membrane-attached.

  • Remaining genes, with no transcript predicted to encode a secreted protein, will be assigned the prediction-based location(s).

The annotated location overrules the predicted location, so that a gene encoding a predicted secreted protein that has been annotated as intracellular will have intracellular as the final location.

Read more
Intracellular,Membrane
Protein evidence Evidence at protein level (all genes)
GENE INFORMATIONi

Gene information from Ensembl and Entrez, as well as links to available gene identifiers are displayed here. Information was retrieved from Ensembl if not indicated otherwise.

Chromosome 17
Cytoband q21.33
Chromosome location (bp) 50055968 - 50090481
Number of transcriptsi

Number of protein-coding transcripts from the gene as defined by Ensembl.

4
Ensembl ENSG00000005884 (version 103.38)
Entrez gene 3675
HGNC HGNC:6139
UniProt P26006 (UniProt - Evidence at protein level)
neXtProt NX_P26006
Antibodypedia ITGA3 antibodies


PROTEIN STRUCTUREi

The Structure section provides predicted structures from the Alphafold protein structure database and available experimental structures from Protein Data Bank (PDB).

In the Structure drop-down menu all experimental structures from PDB are available for selection and display. The structures are displayed using the NGL Viewer and can be zoomed-in and rotated either manually or by checking the Autorotate box. The Color scheme can be selected to show the residue index, chain name or confidence score (as B-factors and pLDDT score for experimental and predicted structures, respectively). The positions for available antigen sequences in the structure are shown if Antigens is turned to ON, and the Variants slider can be used to show the positions of clinical and population variants.https://github.com/nglviewer/ngl

Read more

Predicted


Description: Structure prediction from Alphafold project. Structure version 2

# Chains: 1      # Clinical variants: 3      # Population variants: 613

Antigens:

Off
On

Variants:

Off
Clinical
Population

Color scheme:

Confidence
Residue index
Chain name

Autorotate:

Off
On



PROTEIN BROWSERi

The protein browser displays the antigen location on the target protein(s) and the features of the target protein. The tabs at the top of the protein view section can be used to switch between the different splice variants to which an antigen has been mapped.

At the top of the view, the position of the antigen (identified by the corresponding HPA identifier) is shown as a green bar. A yellow triangle on the bar indicates a <100% sequence identity to the protein target.

Below the antigens, the maximum percent sequence identity of the protein to all other proteins from other human genes is displayed, using a sliding window of 10 aa residues (HsID 10) or 50 aa residues (HsID 50). The region with the lowest possible identity is always selected for antigen design, with a maximum identity of 60% allowed for designing a single-target antigen (read more).

The curve in blue displays the predicted antigenicity i.e. the tendency for different regions of the protein to generate an immune response, with peak regions being predicted to be more antigenic.The curve shows average values based on a sliding window approach using an in-house propensity scale. (read more).

If a signal peptide is predicted by a majority of the signal peptide predictors SPOCTOPUS, SignalP 4.0, and Phobius (turquoise) and/or transmembrane regions (orange) are predicted by MDM, these are displayed.

Low complexity regions are shown in yellow and InterPro regions in green. Common (purple) and unique (grey) regions between different splice variants of the gene are also displayed (read more), and at the bottom of the protein view is the protein scale.
ITGA3-201
ITGA3-202
ITGA3-209
ITGA3-213


PROTEIN INFORMATIONi

The protein information section displays alternative protein-coding transcripts (splice variants) encoded by this gene according to the Ensembl database.

The ENSP identifier links to the Ensembl website protein summary, while the ENST identifier links to the Ensembl website transcript summary for the selected splice variant. The data in the UniProt column can be expanded to show links to all matching UniProt identifiers for this protein.

The protein classes assigned to this protein are shown if expanding the data in the protein class column. Parent protein classes are in bold font and subclasses are listed under the parent class.

The Gene Ontology terms assigned to this protein are listed if expanding the Gene ontology column. The length of the protein (amino acid residues according to Ensembl), molecular mass (kDalton), predicted signal peptide (according to a majority of the signal peptide predictors SPOCTOPUS, SignalP 4.0, and Phobius) and the number of predicted transmembrane region(s) (according to MDM) are also reported.
Splice variant UniProt Protein class Gene ontology Length & mass Signal peptide
(predicted)
Transmembrane regions
(predicted)
ITGA3-201
ENSP00000007722
ENST00000007722
P26006 [Direct mapping]
Integrin alpha-3 Integrin alpha-3 heavy chain Integrin alpha-3 light chain
Show all
CD markers
Predicted membrane proteins
   Prediction method-based
   Membrane proteins predicted by MDM
   MEMSAT3 predicted membrane proteins
   MEMSAT-SVM predicted membrane proteins
   Phobius predicted membrane proteins
   SCAMPI predicted membrane proteins
   SPOCTOPUS predicted membrane proteins
   THUMBUP predicted membrane proteins
   TMHMM predicted membrane proteins
   # TM segments-based
   1TM proteins predicted by MDM
Cancer-related genes
   Candidate cancer biomarkers
Disease related genes
Human disease related genes
   Congenital malformations
   Other congenital malformations
Mapped to neXtProt
   neXtProt - Evidence at protein level
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0001764 [neuron migration]
GO:0001968 [fibronectin binding]
GO:0002020 [protease binding]
GO:0005178 [integrin binding]
GO:0005515 [protein binding]
GO:0005518 [collagen binding]
GO:0005886 [plasma membrane]
GO:0005925 [focal adhesion]
GO:0007155 [cell adhesion]
GO:0007160 [cell-matrix adhesion]
GO:0007229 [integrin-mediated signaling pathway]
GO:0007507 [heart development]
GO:0007613 [memory]
GO:0008305 [integrin complex]
GO:0009897 [external side of plasma membrane]
GO:0009986 [cell surface]
GO:0010628 [positive regulation of gene expression]
GO:0010634 [positive regulation of epithelial cell migration]
GO:0010811 [positive regulation of cell-substrate adhesion]
GO:0010976 [positive regulation of neuron projection development]
GO:0016020 [membrane]
GO:0016021 [integral component of membrane]
GO:0016323 [basolateral plasma membrane]
GO:0017015 [regulation of transforming growth factor beta receptor signaling pathway]
GO:0019904 [protein domain specific binding]
GO:0030054 [cell junction]
GO:0030111 [regulation of Wnt signaling pathway]
GO:0030198 [extracellular matrix organization]
GO:0030324 [lung development]
GO:0030426 [growth cone]
GO:0030510 [regulation of BMP signaling pathway]
GO:0031345 [negative regulation of cell projection organization]
GO:0031527 [filopodium membrane]
GO:0034667 [integrin alpha3-beta1 complex]
GO:0034698 [response to gonadotropin]
GO:0035024 [negative regulation of Rho protein signal transduction]
GO:0035640 [exploration behavior]
GO:0042493 [response to drug]
GO:0042995 [cell projection]
GO:0043235 [receptor complex]
GO:0043236 [laminin binding]
GO:0043588 [skin development]
GO:0044877 [protein-containing complex binding]
GO:0045202 [synapse]
GO:0046872 [metal ion binding]
GO:0046982 [protein heterodimerization activity]
GO:0048333 [mesodermal cell differentiation]
GO:0048471 [perinuclear region of cytoplasm]
GO:0050900 [leukocyte migration]
GO:0060076 [excitatory synapse]
GO:0060135 [maternal process involved in female pregnancy]
GO:0070062 [extracellular exosome]
GO:0071438 [invadopodium membrane]
GO:0071944 [cell periphery]
GO:0072006 [nephron development]
GO:0097060 [synaptic membrane]
GO:0097062 [dendritic spine maintenance]
GO:0097205 [renal filtration]
GO:1903078 [positive regulation of protein localization to plasma membrane]
GO:1990812 [growth cone filopodium]
Show all
1066 aa
118.8 kDa
Yes 1
ITGA3-202
ENSP00000315190
ENST00000320031
P26006 [Direct mapping]
Integrin alpha-3 Integrin alpha-3 heavy chain Integrin alpha-3 light chain
A0A140VJM0 [Target identity:100%; Query identity:100%]
Testicular tissue protein Li 96; Testicular tissue protein Li 98
Show all
CD markers
Predicted membrane proteins
   Prediction method-based
   Membrane proteins predicted by MDM
   MEMSAT3 predicted membrane proteins
   MEMSAT-SVM predicted membrane proteins
   Phobius predicted membrane proteins
   SCAMPI predicted membrane proteins
   SPOCTOPUS predicted membrane proteins
   THUMBUP predicted membrane proteins
   TMHMM predicted membrane proteins
   # TM segments-based
   1TM proteins predicted by MDM
Cancer-related genes
   Candidate cancer biomarkers
Disease related genes
Human disease related genes
   Congenital malformations
   Other congenital malformations
Mapped to neXtProt
   neXtProt - Evidence at protein level
Protein evidence (Kim et al 2014)
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0002020 [protease binding]
GO:0005515 [protein binding]
GO:0005886 [plasma membrane]
GO:0005925 [focal adhesion]
GO:0007155 [cell adhesion]
GO:0007160 [cell-matrix adhesion]
GO:0007229 [integrin-mediated signaling pathway]
GO:0008305 [integrin complex]
GO:0009986 [cell surface]
GO:0016020 [membrane]
GO:0016021 [integral component of membrane]
GO:0017015 [regulation of transforming growth factor beta receptor signaling pathway]
GO:0030054 [cell junction]
GO:0030111 [regulation of Wnt signaling pathway]
GO:0030198 [extracellular matrix organization]
GO:0030324 [lung development]
GO:0030510 [regulation of BMP signaling pathway]
GO:0031527 [filopodium membrane]
GO:0034667 [integrin alpha3-beta1 complex]
GO:0035024 [negative regulation of Rho protein signal transduction]
GO:0035640 [exploration behavior]
GO:0042995 [cell projection]
GO:0043235 [receptor complex]
GO:0043588 [skin development]
GO:0046872 [metal ion binding]
GO:0046982 [protein heterodimerization activity]
GO:0048333 [mesodermal cell differentiation]
GO:0050900 [leukocyte migration]
GO:0060076 [excitatory synapse]
GO:0070062 [extracellular exosome]
GO:0071438 [invadopodium membrane]
GO:0071944 [cell periphery]
GO:0072006 [nephron development]
GO:0097060 [synaptic membrane]
GO:0097062 [dendritic spine maintenance]
GO:0097205 [renal filtration]
GO:1903078 [positive regulation of protein localization to plasma membrane]
Show all
1051 aa
116.6 kDa
Yes 1
ITGA3-209
ENSP00000426142
ENST00000506827
H0YA49 [Direct mapping]
Integrin alpha-3
Show all
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Human disease related genes
   Congenital malformations
   Other congenital malformations
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0007155 [cell adhesion]
GO:0007229 [integrin-mediated signaling pathway]
GO:0016020 [membrane]
Show all
221 aa
24.6 kDa
No 0
ITGA3-213
ENSP00000466652
ENST00000512553
K7EMU3 [Direct mapping]
Integrin alpha-3
Show all
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Human disease related genes
   Congenital malformations
   Other congenital malformations
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0007155 [cell adhesion]
GO:0007229 [integrin-mediated signaling pathway]
GO:0008305 [integrin complex]
GO:0016020 [membrane]
Show all
117 aa
12.9 kDa
No 0

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The Human Protein Atlas project is funded
by the Knut & Alice Wallenberg Foundation.