The PEF family proteins sorcin and grancalcin interact in vivo and in vitro.
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The PEF family proteins sorcin and grancalcin interact in vivo and in vitro. / Hansen, Christian; Tarabykina, Svetlana; la Cour, Jonas Marstrand; Lollike, Karsten; Berchtold, Martin W.
In: FEBS Letters, Vol. 545, No. 2-3, 2003, p. 151-4.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - The PEF family proteins sorcin and grancalcin interact in vivo and in vitro.
AU - Hansen, Christian
AU - Tarabykina, Svetlana
AU - la Cour, Jonas Marstrand
AU - Lollike, Karsten
AU - Berchtold, Martin W
N1 - Keywords: Calcium-Binding Proteins; Cells, Cultured; Dimerization; EF Hand Motifs; Endothelium, Vascular; Glutathione Transferase; Humans; Precipitin Tests; Recombinant Fusion Proteins; Two-Hybrid System Techniques; Umbilical Veins
PY - 2003
Y1 - 2003
N2 - The penta-EF hand (PEF) family of calcium binding proteins includes grancalcin, peflin, sorcin, calpain large and small subunits as well as ALG-2. Systematic testing of the heterodimerization abilities of the PEF proteins using the yeast two-hybrid and glutathione S-transferase pull-down assays revealed the new finding that grancalcin interacts strongly with sorcin. In addition, sorcin and grancalcin can be co-immunoprecipitated from lysates of human umbilical vein endothelial cells. Our results indicate that heterodimerization, in addition to differential interactions with target proteins, might be a way to regulate and fine tune processes mediated by calcium binding proteins of the penta-EF hand type.
AB - The penta-EF hand (PEF) family of calcium binding proteins includes grancalcin, peflin, sorcin, calpain large and small subunits as well as ALG-2. Systematic testing of the heterodimerization abilities of the PEF proteins using the yeast two-hybrid and glutathione S-transferase pull-down assays revealed the new finding that grancalcin interacts strongly with sorcin. In addition, sorcin and grancalcin can be co-immunoprecipitated from lysates of human umbilical vein endothelial cells. Our results indicate that heterodimerization, in addition to differential interactions with target proteins, might be a way to regulate and fine tune processes mediated by calcium binding proteins of the penta-EF hand type.
U2 - 10.1016/S0014-5793(03)00518-0
DO - 10.1016/S0014-5793(03)00518-0
M3 - Journal article
C2 - 12804766
VL - 545
SP - 151
EP - 154
JO - F E B S Letters
JF - F E B S Letters
SN - 0014-5793
IS - 2-3
ER -
ID: 3137575