The kinesin KIF21B participates in the cell surface delivery of γ2 subunit-containing GABAA receptors
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The kinesin KIF21B participates in the cell surface delivery of γ2 subunit-containing GABAA receptors. / Labonté, Dorthe; Thies, Edda; Kneussel, Matthias.
In: EUR J CELL BIOL, Vol. 93, No. 8-9, 31.08.2014, p. 338-46.Research output: SCORING: Contribution to journal › SCORING: Journal article › Research › peer-review
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TY - JOUR
T1 - The kinesin KIF21B participates in the cell surface delivery of γ2 subunit-containing GABAA receptors
AU - Labonté, Dorthe
AU - Thies, Edda
AU - Kneussel, Matthias
N1 - Copyright © 2014 The Authors. Published by Elsevier GmbH.. All rights reserved.
PY - 2014/8/31
Y1 - 2014/8/31
N2 - KIF21B, a kinesin family (KIF) protein, is a plus end-directed microtubule motor. The KIF21B gene is highly expressed in neuronal tissue and spleen and is a susceptibility locus for multiple sclerosis. KIF21B motility is regulated through TRIM3, a member of the cytoskeleton-associated-recycling or transport (CART) complex, involved in vesicular receptor recycling. Here we show that the GABAA receptor γ2-subunit co-precipitates and co-localizes with KIF21B in cultured hippocampal neurons. Knockdown of KIF21B gene expression through small hairpin (sh) RNA reduces the number of γ2-subunit-containing GABAA receptor (GABAARs) clusters in neurites and at the cell surface. Our data suggest that KIF21B participates in the delivery of GABAAR transport vesicles into dendrites.
AB - KIF21B, a kinesin family (KIF) protein, is a plus end-directed microtubule motor. The KIF21B gene is highly expressed in neuronal tissue and spleen and is a susceptibility locus for multiple sclerosis. KIF21B motility is regulated through TRIM3, a member of the cytoskeleton-associated-recycling or transport (CART) complex, involved in vesicular receptor recycling. Here we show that the GABAA receptor γ2-subunit co-precipitates and co-localizes with KIF21B in cultured hippocampal neurons. Knockdown of KIF21B gene expression through small hairpin (sh) RNA reduces the number of γ2-subunit-containing GABAA receptor (GABAARs) clusters in neurites and at the cell surface. Our data suggest that KIF21B participates in the delivery of GABAAR transport vesicles into dendrites.
U2 - 10.1016/j.ejcb.2014.07.007
DO - 10.1016/j.ejcb.2014.07.007
M3 - SCORING: Journal article
C2 - 25172774
VL - 93
SP - 338
EP - 346
JO - EUR J CELL BIOL
JF - EUR J CELL BIOL
SN - 0171-9335
IS - 8-9
ER -