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PDBsum entry 3etu
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Transport protein
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PDB id
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3etu
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Nat Struct Biol
16:114-123
(2009)
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PubMed id:
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Structural characterization of Tip20p and Dsl1p, subunits of the Dsl1p vesicle tethering complex.
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A.Tripathi,
Y.Ren,
P.D.Jeffrey,
F.M.Hughson.
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ABSTRACT
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Multisubunit tethering complexes are essential for intracellular trafficking and
have been proposed to mediate the initial interaction between vesicles and the
membranes with which they fuse. Here we report initial structural
characterization of the Dsl1p complex, whose three subunits are essential for
trafficking from the Golgi apparatus to the endoplasmic reticulum (ER). Crystal
structures reveal that two of the three subunits, Tip20p and Dsl1p, resemble
known subunits of the exocyst complex, establishing a structural connection
among several multisubunit tethering complexes and implying that many of their
subunits are derived from a common progenitor. We show, moreover, that Tip20p
and Dsl1p interact directly via N-terminal alpha-helices. Finally, we establish
that different Dsl1p complex subunits bind independently to different ER SNARE
proteins. Our results map out two alternative protein-interaction networks
capable of tethering COPI-coated vesicles, via the Dsl1p complex, to ER
membranes.
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Literature references that cite this PDB file's key reference
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PubMed id
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Reference
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C.G.Angers,
and
A.J.Merz
(2011).
New links between vesicle coats and Rab-mediated vesicle targeting.
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Semin Cell Dev Biol,
22,
18-26.
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J.S.Bonifacino,
and
A.Hierro
(2011).
Transport according to GARP: receiving retrograde cargo at the trans-Golgi network.
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Trends Cell Biol,
21,
159-167.
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M.Hertzog,
and
P.Chavrier
(2011).
Cell polarity during motile processes: keeping on track with the exocyst complex.
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Biochem J,
433,
403-409.
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A.Menant,
and
R.Karess
(2010).
RZZ finds its ancestral roots.
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Structure,
18,
549-550.
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C.Bröcker,
S.Engelbrecht-Vandré,
and
C.Ungermann
(2010).
Multisubunit tethering complexes and their role in membrane fusion.
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Curr Biol,
20,
R943-R952.
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F.C.Brown,
and
S.R.Pfeffer
(2010).
An update on transport vesicle tethering.
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Mol Membr Biol,
27,
457-461.
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F.Civril,
A.Wehenkel,
F.M.Giorgi,
S.Santaguida,
A.Di Fonzo,
G.Grigorean,
F.D.Ciccarelli,
and
A.Musacchio
(2010).
Structural analysis of the RZZ complex reveals common ancestry with multisubunit vesicle tethering machinery.
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Structure,
18,
616-626.
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PDB code:
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F.J.Pérez-Victoria,
G.Abascal-Palacios,
I.Tascón,
A.Kajava,
J.G.Magadán,
E.P.Pioro,
J.S.Bonifacino,
and
A.Hierro
(2010).
Structural basis for the wobbler mouse neurodegenerative disorder caused by mutation in the Vps54 subunit of the GARP complex.
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Proc Natl Acad Sci U S A,
107,
12860-12865.
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PDB codes:
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I.M.Yu,
and
F.M.Hughson
(2010).
Tethering factors as organizers of intracellular vesicular traffic.
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Annu Rev Cell Dev Biol,
26,
137-156.
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J.A.Lees,
C.K.Yip,
T.Walz,
and
F.M.Hughson
(2010).
Molecular organization of the COG vesicle tethering complex.
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Nat Struct Mol Biol,
17,
1292-1297.
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K.Baek,
A.Knödler,
S.H.Lee,
X.Zhang,
K.Orlando,
J.Zhang,
T.J.Foskett,
W.Guo,
and
R.Dominguez
(2010).
Structure-function study of the N-terminal domain of exocyst subunit Sec3.
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J Biol Chem,
285,
10424-10433.
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PDB code:
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M.Elias
(2010).
Patterns and processes in the evolution of the eukaryotic endomembrane system.
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Mol Membr Biol,
27,
469-489.
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R.Fernández-Busnadiego,
B.Zuber,
U.E.Maurer,
M.Cyrklaff,
W.Baumeister,
and
V.Lucic
(2010).
Quantitative analysis of the native presynaptic cytomatrix by cryoelectron tomography.
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J Cell Biol,
188,
145-156.
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A.Spang
(2009).
On vesicle formation and tethering in the ER-Golgi shuttle.
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Curr Opin Cell Biol,
21,
531-536.
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B.C.Richardson,
R.D.Smith,
D.Ungar,
A.Nakamura,
P.D.Jeffrey,
V.V.Lupashin,
and
F.M.Hughson
(2009).
Structural basis for a human glycosylation disorder caused by mutation of the COG4 gene.
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Proc Natl Acad Sci U S A,
106,
13329-13334.
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PDB code:
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E.Sztul,
and
V.Lupashin
(2009).
Role of vesicle tethering factors in the ER-Golgi membrane traffic.
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FEBS Lett,
583,
3770-3783.
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R.J.Perry,
F.D.Mast,
and
R.A.Rachubinski
(2009).
Endoplasmic reticulum-associated secretory proteins Sec20p, Sec39p, and Dsl1p are involved in peroxisome biogenesis.
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Eukaryot Cell,
8,
830-843.
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Y.Ren,
C.K.Yip,
A.Tripathi,
D.Huie,
P.D.Jeffrey,
T.Walz,
and
F.M.Hughson
(2009).
A structure-based mechanism for vesicle capture by the multisubunit tethering complex Dsl1.
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Cell,
139,
1119-1129.
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PDB code:
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The most recent references are shown first.
Citation data come partly from CiteXplore and partly
from an automated harvesting procedure. Note that this is likely to be
only a partial list as not all journals are covered by
either method. However, we are continually building up the citation data
so more and more references will be included with time.
Where a reference describes a PDB structure, the PDB
code is
shown on the right.
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