Homodimer. Isoform 1 interacts with FBLP1, FLNA, FLNC, GP1BA, INPPL1, ITGB1A, PSEN1 and PSEN2. Isoform 3 interacts with ITGB1A, ITGB1D, ITGB3 and ITGB6. Interacts with MYOT and MYOZ1. Interacts with HBV capsid protein.
Function:
Connects cell membrane constituents to the actin cytoskeleton. May promote orthogonal branching of actin filaments and links actin filaments to membrane glycoproteins. Anchors various transmembrane proteins to the actin cytoskeleton. Interaction with FLNA may allow neuroblast migration from the ventricular zone into the cortical plate. Various interactions and localizations of isoforms affect myotube morphology and myogenesis. Isoform 6 accelerates muscle differentiation in vitro.
Subcellular Location:
Isoform 6
Cytoplasm
cytoskeleton
Polarized at the periphery of myotubes.
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Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1);TISSUE SPECIFICITY;SUBCELLULAR LOCATION;INTERACTION WITH GP1BA;VARIANTS ASN-1157 AND MET-1471
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Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 2);ALTERNATIVE SPLICING;TISSUE SPECIFICITY;INTERACTION WITH GP1BA
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Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA] (ISOFORMS 1; 3; 4 AND 5);TISSUE SPECIFICITY;SUBCELLULAR LOCATION;INTERACTION WITH ISOFORMS OF ITGB1
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Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA / MRNA] (ISOFORM 1);GENE ORGANIZATION;SIMILARITY TO OTHER MEMBERS OF THE FAMILY;VARIANTS ASN-1157 AND MET-1471
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Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORMS 1; 2; 8 AND 9);VARIANTS ASN-1157 AND MET-1471
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Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORMS 1; 2; 8 AND 9)
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Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 7)
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Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] OF 990-2602
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Cited for: NUCLEOTIDE SEQUENCE [MRNA] OF 2130-2602;INTERACTION WITH INPPL1
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Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] OF 1874-2602
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Cited for: NUCLEOTIDE SEQUENCE [MRNA] OF 2311-2602;INTERACTION WITH PSEN1 AND PSEN2
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Cited for: NUCLEOTIDE SEQUENCE [MRNA] OF 2404-2602;TISSUE SPECIFICITY
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Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-983;IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]
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Cited for: IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]
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Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT THR-519; SER-983; SER-1028; SER-1316; SER-1505; SER-1602; SER-2083; SER-2107; SER-2478 AND SER-2481;IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]
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Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-983 AND SER-2478;IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]
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Cited for: ACETYLATION [LARGE SCALE ANALYSIS] AT LYS-681 AND LYS-2576;IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]
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Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT THR-519; SER-730; SER-886; SER-932; SER-983; SER-1316; SER-1433; SER-2369; SER-2465 AND SER-2478;IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]
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Cited for: IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]
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Cited for: IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]
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Cited for: IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]
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Cited for: X-RAY CRYSTALLOGRAPHY (1.85 ANGSTROMS) OF 2-242
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Cited for: STRUCTURE BY NMR OF 1017-1721; 1736-2488 AND 2509-2602
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Cited for: INVOLVEMENT IN SCT;VARIANTS LRS CYS-161; LYS-227; ASN-1571 DEL; ARG-1586 AND SER-1691;VARIANTS AO1 VAL-173 AND PRO-188;VARIANT AO3 ARG-751;VARIANT AO1/AO3 VAL-202
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Cited for: VARIANTS [LARGE SCALE ANALYSIS] GLN-566; LYS-663; LYS-703 AND GLY-1534
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Cited for: VARIANTS LRS CYS-161; SER-168; LYS-227; VAL-234; SER-361; GLU-363; ARG-1431; ASN-1571 DEL; ARG-1586; ASP-1592; LEU-1603; SER-1691 AND ARG-1834