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Details on Person UniProt:Q03167-2 TGFBR3

Class:IdReferenceIsoform:8967226
_chainChangeLogsignal peptide:1-20 added on Fri February 17 2017;chain:21-851 added on Fri February 17 2017
_displayNameUniProt:Q03167-2 TGFBR3
_timestamp2025-02-21 18:42:49
chainsignal peptide:1-20
chain:21-851
checksumAEC56C4477C003B2
commentFUNCTION Cell surface receptor that regulates diverse cellular processes including cell proliferation, differentiation, migration, and apoptosis (PubMed:12958365, PubMed:19416857). Initiates BMP, inhibin, and TGF-beta signaling pathways by interacting with different ligands including TGFB1, BMP2, BMP5, BMP7 or GDF5 (PubMed:18184661). Alternatively, acts as a cell surface coreceptor for BMP ligands, serving to enhance ligand binding by differentially regulating BMPR1A/ALK3 and BMPR1B/ALK6 receptor trafficking (PubMed:19726563). Promotes epithelial cell adhesion, focal adhesion formation and integrin signaling during epithelial cell spreading on fibronectin (PubMed:22562249). By interacting with the scaffolding protein beta-arrestin2/ARRB2, regulates migration or actin cytoskeleton and promotes the activation of CDC42 as well as the inhibition of NF-kappa-B (PubMed:19416857, PubMed:19325136). In gonadotrope cells, acts as an inhibin A coreceptor and regulates follicle-stimulating hormone (FSH) levels and female fertility (By similarity). Plays a role in the inhibition of directed and random cell migration in epithelial cells by altering the actin cytoskeletal organization (PubMed:19416857). Participates in epithelial-mesenchymal transformation (EMT) upon binding to BMP2 or TGFB2, by activating the PAR6/SMURF1/RHOA pathway (By similarity).FUNCTION (Microbial infection) May act as a receptor for human cytomegalovirus in different cell types by interacting with HCMV trimer composed of GO, GH and GL.SUBUNIT Forms homodimers and homooligomers (PubMed:11323414). Interacts with DYNLT4 (PubMed:16982625). Interacts with integrin ITGA5:ITGB1; this interaction promotes the internalization and trafficking of ITGA5:ITGB1 into endocytic vesicles (PubMed:22562249). Interacts with TGFB1, BMP2, BMP5, BMP7 or GDF5 and inhibin A via the ligand binding domains (PubMed:18184661). Interacts with ALK3/BMPR1A; this interaction results in the cell surface retention of BMPR1A (PubMed:19726563). Interacts with ALK6/BMPR1B; this interaction enhances BMPR1B-mediated stimulation of the BMP signaling pathway (PubMed:19726563). Interacts with the scaffolding protein beta-arrestin2/ARRB2; this interaction mediates internalization of TGFBR3 and thus regulates migration, actin cytoskeleton and activation of CDC42 (PubMed:12958365, PubMed:18184661, PubMed:19416857, PubMed:19325136).SUBUNIT (Microbial infection) Interacts with human cytomegalovirus trimer complex composed of gH, gL, and gO; these interactions may promote HCMV cell entry in specific cell types.INTERACTION Exists both as a membrane-bound form and as soluble form in serum and in the extracellular matrix.ALTERNATIVE PRODUCTS Extensively modified by glycosaminoglycan groups (GAG).PTM Phosphorylated in the cytoplasmic domain by the type II receptor TGFBR2 at THR-840 to mediate recruitment of ARRB2 and subsequent internalization of TGFBR2 and TGFBR3.
created[InstanceEdit:8964659] Weiser, JD
descriptionrecommendedName: Transforming growth factor beta receptor type 3 shortName: TGF-beta receptor type 3 shortName: TGFR-3 alternativeName: Betaglycan alternativeName: Transforming growth factor beta receptor III shortName: TGF-beta receptor type III
geneNameTGFBR3
identifierQ03167
isoformParent
isSequenceChangedFALSE
keyword3D-structure
Alternative splicing
Cell membrane
Disulfide bond
Extracellular matrix
Glycoprotein
Membrane
Phosphoprotein
Proteoglycan
Proteomics identification
Receptor
Reference proteome
Secreted
Signal
Transmembrane
Transmembrane helix
modified[InstanceEdit:9836292] Weiser, Joel, 2023-05-25
[InstanceEdit:9841277] Weiser, Joel
[InstanceEdit:9852000] Weiser, Joel, 2023-11-03
[InstanceEdit:9926675] Weiser, Joel, 2024-11-03
[InstanceEdit:9939033] Weiser, Joel, 2025-02-21
nameTGFBR3
referenceDatabase[ReferenceDatabase:2] UniProt
referenceGene[ReferenceDNASequence:8997477] ENSEMBL:ENSG00000069702 TGFBR3 [Homo sapiens]
secondaryIdentifierTGBR3_HUMAN
A0AUW8
A8K5N0
B9EG88
Q5T2T4
Q5U731
Q9UGI2
sequenceLength851
species[Species:48887] Homo sapiens
variantIdentifierQ03167-2
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