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PMID |
Sentence |
1 |
10648734
|
Copurification of brain G-protein beta5 with RGS6 and RGS7.
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2 |
10648734
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The copurifying 55 kDa band was identified as an approximately 1:1 mixture of RGS6 and RGS7 by matrix-assisted laser desorption ionization mass spectroscopic analysis of tryptic peptides.
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3 |
10648734
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These findings implicate RGS6 and RGS7 in the function of Gbeta5 in the brain and suggest that a large fraction of membrane-targeted Gbeta5 has no associated G subunit and therefore functions outside the canonical framework of G(beta)(gamma) interactions.
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4 |
10648734
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Copurification of brain G-protein beta5 with RGS6 and RGS7.
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5 |
10648734
|
The copurifying 55 kDa band was identified as an approximately 1:1 mixture of RGS6 and RGS7 by matrix-assisted laser desorption ionization mass spectroscopic analysis of tryptic peptides.
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6 |
10648734
|
These findings implicate RGS6 and RGS7 in the function of Gbeta5 in the brain and suggest that a large fraction of membrane-targeted Gbeta5 has no associated G subunit and therefore functions outside the canonical framework of G(beta)(gamma) interactions.
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7 |
10648734
|
Copurification of brain G-protein beta5 with RGS6 and RGS7.
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8 |
10648734
|
The copurifying 55 kDa band was identified as an approximately 1:1 mixture of RGS6 and RGS7 by matrix-assisted laser desorption ionization mass spectroscopic analysis of tryptic peptides.
|
9 |
10648734
|
These findings implicate RGS6 and RGS7 in the function of Gbeta5 in the brain and suggest that a large fraction of membrane-targeted Gbeta5 has no associated G subunit and therefore functions outside the canonical framework of G(beta)(gamma) interactions.
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10 |
10812978
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New dimensions in G protein signalling: G beta 5 and the RGS proteins.
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11 |
10812978
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The G beta 5 isoform exhibits novel properties in its activation of effector pathways such as MAPK, phospholipase C-beta, and adenylyl cyclase type II when compared to G beta 1.
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12 |
10812978
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Recently specific native complexes between G beta 5 and the regulator of G protein signaling (RGS) protein-7 (RGS7) and between G beta 5L (a splice variant with a 42 amino acid N-terminal extension) and RGS9 have been isolated from different retinal fractions.
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13 |
10812978
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Such findings are not accounted for by current models as only the G alpha subunits and not G beta had been previously implicated in RGS protein function.
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14 |
20100282
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The neuronally expressed G beta(5) subunit is the most structurally divergent among heterotrimeric G beta isoforms and unique in its ability to heterodimerize with the R7 subfamily of regulator of G protein signaling (RGS) proteins.
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15 |
20100282
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The complex between G beta(5) and R7-type RGS proteins targets the cell nucleus by an unknown mechanism.
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16 |
20100282
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Although the nuclear targeting of the G beta(5)/R7-RGS complex is proposed to involve the binding of R7-binding protein (R7BP), this theory is challenged by the observations that endogenous R7BP is palmitoylated, co-localizes strongly with the plasma membrane, and has never been identified in the cytosol or nucleus of native neurons or untreated cultured cells.
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17 |
20100282
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As the Disheveled, EGL-10, Pleckstrin homology domain is essential for R7BP binding to RGS7, we studied the subcellular localization of G beta(5) in primary neurons and brain from mice deficient in R7BP.
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18 |
20100282
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The level of endogenous nuclear G beta(5) and RGS7 in neurons and brains from R7BP knockout mice is reduced by 50-70%.
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19 |
20100282
|
These results suggest that R7BP contributes significantly to the nuclear localization of endogenous G beta(5)/R7-RGS complex in brain.
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20 |
20100282
|
The neuronally expressed G beta(5) subunit is the most structurally divergent among heterotrimeric G beta isoforms and unique in its ability to heterodimerize with the R7 subfamily of regulator of G protein signaling (RGS) proteins.
|
21 |
20100282
|
The complex between G beta(5) and R7-type RGS proteins targets the cell nucleus by an unknown mechanism.
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22 |
20100282
|
Although the nuclear targeting of the G beta(5)/R7-RGS complex is proposed to involve the binding of R7-binding protein (R7BP), this theory is challenged by the observations that endogenous R7BP is palmitoylated, co-localizes strongly with the plasma membrane, and has never been identified in the cytosol or nucleus of native neurons or untreated cultured cells.
|
23 |
20100282
|
As the Disheveled, EGL-10, Pleckstrin homology domain is essential for R7BP binding to RGS7, we studied the subcellular localization of G beta(5) in primary neurons and brain from mice deficient in R7BP.
|
24 |
20100282
|
The level of endogenous nuclear G beta(5) and RGS7 in neurons and brains from R7BP knockout mice is reduced by 50-70%.
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25 |
20100282
|
These results suggest that R7BP contributes significantly to the nuclear localization of endogenous G beta(5)/R7-RGS complex in brain.
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