GABARAP / TRP channels
Name: Gamma-aminobutyric acid receptor-associated protein
(GABARAP)
Official Symbol: GABARAP
provided by HGNC
Function:
May play a role in intracellular transport of GABA(A) receptors and its interaction with the cytoskeleton. Involved in apoptosis. Involved in autophagy (By similarity).
Source: Reorganizing the protein space at the Universal Protein Resource (UniProt)
Nucleic Acids Res. 40: D71-D75 (2012).
Species |
External DB
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Entrez Gene | UniprotKB | DIP | IntAct | MINT | BioGRID | STRING | IUPHAR-DB | KEGG | OMIM | |
Human
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11337![]() |
O95166![]() |
DIP-35050N![]() |
O95166![]() |
MINT-206256![]() |
116465![]() |
O95166![]() |
hsa:11337![]() |
605125![]() |
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Mouse
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56486![]() |
Q9DCD6![]() |
UNK-5544786![]() |
208012![]() |
Q9DCD6![]() |
mmu:56486![]() |
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Rat
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58974![]() |
P60517![]() |
DIP-35600N![]() |
P60517![]() |
248705![]() |
P60517![]() |
rno:58974![]() |
PPI pairs:
Biological Process:
- GO:0006915
: apoptotic process
- GO:0000226
: microtubule cytoskeleton organization
- GO:0006605
: protein targeting
- GO:0007268
: synaptic transmission
Source: The Gene Ontology Consortium. Gene ontology: tool for the unification of biology. Nat. Genet.. May 2000;25(1):25-9.
World Wide Web URL: http://www.geneontology.org/
World Wide Web URL: http://www.geneontology.org/
Disease:
No information in OMIM
Source: Online Mendelian Inheritance in Man, OMIM®. McKusick-Nathans Institute of Genetic Medicine,
Johns Hopkins University (Baltimore, MD), May, 2012.
World Wide Web URL: http://omim.org/
World Wide Web URL: http://omim.org/
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Screening
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Experimental screening | Non-experimental screening | Reference | ||||||||
TRP channel construct | Interactor source | |||||||||
TRP channel | Interactor | Method | Species | Region | Species | Organ/tissue | Sample type | |||
TRPV1 |
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GABARAP | Yeast two-hybrid | Rat | 1-414 | Rat | Brain | cDNA library | 20179142 |
(
:
click the arrow icon to show interactions only between the corresponding TRP channel and the interactor)
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Validation: In vitro validation
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Assay with recombinant proteins | Reference | |||||||||
TRP channel construct | Interactor construct | |||||||||
TRP channel | Interactor | Method | Species | Region | Expression system | Species | Region | Expression system | ||
TRPV1 |
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GABARAP | Fusion protein-pull down assay | Not used | Rat brain lysates | Human | Full-length | E. coli | 20179142 |
(
:
click the arrow icon to show interactions only between the corresponding TRP channel and the interactor)
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Validation: In vivo validation
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Assay with endogenous proteins | Assay with overexpressed proteins | Reference | ||||||||
Cell or tissue | Cell or tissue | TRP channel construct | Interactor construct | |||||||
TRP channel | Interactor | Method | Species | Region | Species | Region | ||||
TRPV1 |
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GABARAP | Co-immunofluorescence staining | Neonatal rat dorsal root ganglion | 20179142 | |||||
TRPV1 |
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GABARAP | Fluorescence resonance energy transfer | HEK293 | Rat | Full-length | Human | Full-length | 20179142 |
(
:
click the arrow icon to show interactions only between the corresponding TRP channel and the interactor)
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Characterization
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Binding region mapping | Stoichiometry | Affinity (Kd) | Reference | |||||||
TRP channel | Interactor | |||||||||
TRP channel | Interactor | Method | Species | Region | Species | Region | ||||
TRPV1 |
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GABARAP | Fusion protein-pull down assay | Rat | 1-414 | Human | 1-36 | 20179142 |
(
:
click the arrow icon to show interactions only between the corresponding TRP channel and the interactor)

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Functional consequence
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TRP channel | Interactor | Method | Post-translational modification | Subcellular trafficking | Activity | Reference | ||||||
TRPV1 |
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GABARAP | Calcium measurement | Inhibition | 20179142 | |||||||
TRPV1 |
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GABARAP | Cell surface biotinylation | Increase in plasma membrane level | 20179142 | |||||||
TRPV1 |
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GABARAP | Patch clamp | Inhibition | 20179142 |
(
:
click the arrow icon to show interactions only between the corresponding TRP channel and the interactor)
