Heterodimer of an alpha and a beta subunit. The alpha subunit is composed of an heavy and a light chain linked by a disulfide bond. Alpha-IIb associates with beta-3. Directly interacts with RNF181.
Function:
Integrin alpha-IIb/beta-3 is a receptor for fibronectin, fibrinogen, plasminogen, prothrombin, thrombospondin and vitronectin. It recognizes the sequence R-G-D in a wide array of ligands. It recognizes the sequence H-H-L-G-G-G-A-K-Q-A-G-D-V in fibrinogen gamma chain. Following activation integrin alpha-IIb/beta-3 brings about platelet/platelet interaction through binding of soluble fibrinogen. This step leads to rapid platelet aggregation which physically plugs ruptured endothelial cell surface.
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Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1);VARIANT ALA-313
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Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1);VARIANT ALA-313
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Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 1)
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Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 1)
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Cited for: PARTIAL NUCLEOTIDE SEQUENCE [GENOMIC DNA / MRNA] (ISOFORMS 1 AND 2)
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Cited for: NUCLEOTIDE SEQUENCE [MRNA] OF 392-1039 (ISOFORM 1)
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Cited for: NUCLEOTIDE SEQUENCE [MRNA] OF 868-1039 (ISOFORM 1)
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Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA] OF 1-62 AND 1021-1039
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Cited for: PARTIAL PROTEIN SEQUENCE;DISULFIDE BONDS;GLYCOSYLATION AT ASN-46; ASN-280; ASN-601 AND ASN-711
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Cited for: PARTIAL PROTEIN SEQUENCE;GLYCOSYLATION AT SER-878
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Cited for: PROTEOLYTIC CLEAVAGE;PYROGLUTAMATE FORMATION AT GLN-891
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Cited for: GLYCOSYLATION [LARGE SCALE ANALYSIS] AT ASN-601
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Cited for: VARIANT GT VAL-456-457-ASP DEL;CHARACTERIZATION OF VARIANT GT VAL-456-457-ASP DEL
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Cited for: VARIANT GT PRO-214;CHARACTERIZATION OF VARIANT GT PRO-214
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Cited for: VARIANT BDPLT16 GLN-1026;CHARACTERIZATION OF VARIANT BDPLT16 GLN-1026
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Cited for: VARIANT GT ARG-705;CHARACTERIZATION OF VARIANT GT ARG-705
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Cited for: VARIANTS GT TRP-161; LEU-222; ARG-412 AND PRO-847
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Cited for: VARIANT GT PRO-86;CHARACTERIZATION OF VARIANT GT PRO-86
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Cited for: VARIANTS GT VAL-139; ALA-176; GLU-267; ASP-380; THR-405; ASP-581; ARG-705; VAL-752 AND PRO-755
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Cited for: VARIANTS GT PHE-329 AND THR-405;CHARACTERIZATION OF VARIANTS GT PHE-329 AND THR-405
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Cited for: VARIANT GT HIS-174;CHARACTERIZATION OF VARIANT GT HIS-174
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Cited for: VARIANT GT MET-982;CHARACTERIZATION OF VARIANT GT MET-982;VARIANT THR-989
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Cited for: VARIANT GT CYS-202;CHARACTERIZATION OF VARIANT GT CYS-202
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Cited for: VARIANT GT LEU-943;CHARACTERIZATION OF VARIANT GT LEU-943
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Cited for: VARIANTS GT THR-405; THR-596; ARG-705; PRO-778; PHE-934; LEU-957; MET-982 AND THR-989;CHARACTERIZATION OF VARIANTS GT PHE-934 AND LEU-957
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Cited for: VARIANT BDPLT16 TRP-1026;CHARACTERIZATION OF VARIANT BDPLT16 TRP-1026