Cdc42 / TRP channels
Name: Cell division control protein 42 homolog
(Cdc42)
Official Symbol: CDC42
provided by HGNC
Function:
Plasma membrane-associated small GTPase which cycles between an active GTP-bound and an inactive GDP-bound state. In active state binds to a variety of effector proteins to regulate cellular responses. Involved in epithelial cell polarization processes. Regulates the bipolar attachment of spindle microtubules to kinetochores before chromosome congression in metaphase. Plays a role in the extension and maintenance of the formation of thin, actin-rich surface projections called filopodia. Mediates CDC42-dependent cell migration.
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
![]() |
998![]() |
P60953![]() |
DIP-31097N![]() |
P60953![]() |
MINT-94609![]() |
107433![]() |
P60953![]() |
hsa:998![]() |
116952![]() |
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Mouse
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12540![]() |
P60766![]() |
DIP-32554N![]() |
P60766![]() |
MINT-1602743![]() |
198627![]() |
P60766![]() |
mmu:12540![]() |
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Rat
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64465![]() |
Q8CFN2![]() |
DIP-44072N![]() |
MINT-3381856![]() |
249080![]() |
Q8CFN2![]() |
rno:64465![]() |
PPI pairs:
Biological Process:
- GO:0030036
: actin cytoskeleton organization
- GO:0090135
: actin filament branching
- GO:0051017
: actin filament bundle assembly
- GO:0034332
: adherens junction organization
- GO:0007411
: axon guidance
- GO:0007596
: blood coagulation
- GO:0060070
: canonical Wnt signaling pathway
- GO:0003161
: cardiac conduction system development
- GO:0034613
: cellular protein localization
- GO:0007173
: epidermal growth factor receptor signaling pathway
- GO:0090136
: epithelial cell-cell adhesion
- GO:0060684
: epithelial-mesenchymal cell signaling
- GO:0051683
: establishment of Golgi localization
- GO:0035088
: establishment or maintenance of apical/basal cell polarity
- GO:0007163
: establishment or maintenance of cell polarity
- GO:0038096
: Fc-gamma receptor signaling pathway involved in phagocytosis
- GO:0046847
: filopodium assembly
- GO:0007030
: Golgi organization
- GO:0031069
: hair follicle morphogenesis
- GO:0060789
: hair follicle placode formation
- GO:0060047
: heart contraction
- GO:0045087
: innate immune response
- GO:0031424
: keratinization
- GO:0003334
: keratinocyte development
- GO:0030225
: macrophage differentiation
- GO:0035264
: multicellular organism growth
- GO:0042692
: muscle cell differentiation
- GO:0042059
: negative regulation of epidermal growth factor receptor signaling pathway
- GO:0010629
: negative regulation of gene expression
- GO:0031333
: negative regulation of protein complex assembly
- GO:0048664
: neuron fate determination
- GO:0007097
: nuclear migration
- GO:0072384
: organelle transport along microtubule
- GO:0032467
: positive regulation of cytokinesis
- GO:0045740
: positive regulation of DNA replication
- GO:0010628
: positive regulation of gene expression
- GO:0071338
: positive regulation of hair follicle cell proliferation
- GO:0090316
: positive regulation of intracellular protein transport
- GO:0046330
: positive regulation of JNK cascade
- GO:0048554
: positive regulation of metalloenzyme activity
- GO:0051149
: positive regulation of muscle cell differentiation
- GO:0043525
: positive regulation of neuron apoptotic process
- GO:0033138
: positive regulation of peptidyl-serine phosphorylation
- GO:0043552
: positive regulation of phosphatidylinositol 3-kinase activity
- GO:0031274
: positive regulation of pseudopodium assembly
- GO:1900026
: positive regulation of substrate adhesion-dependent cell spreading
- GO:0051835
: positive regulation of synapse structural plasticity
- GO:0051988
: regulation of attachment of spindle microtubules to kinetochore
- GO:0051489
: regulation of filopodium assembly
- GO:0007088
: regulation of mitosis
- GO:0042176
: regulation of protein catabolic process
- GO:0043497
: regulation of protein heterodimerization activity
- GO:0045859
: regulation of protein kinase activity
- GO:0031647
: regulation of protein stability
- GO:0051056
: regulation of small GTPase mediated signal transduction
- GO:0007264
: small GTPase mediated signal transduction
- GO:0002040
: sprouting angiogenesis
- GO:0060661
: submandibular salivary gland formation
- GO:0021762
: substantia nigra development
- GO:0031295
: T cell costimulation
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 | |||
TRPML1 |
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Cdc42 | Affinity purification-mass spectrometry | Mouse | Full-length | Mouse | RAW264.7 macrophages | Lysates | 23418601 |
(
:
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 | ||
TRPML1 |
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Cdc42 | Split-Ubiquitin Yeast two-hybrid | Mouse | Full-length | Yeast | Mouse | Full-length | Yeast | 23418601 |
(
:
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 | ||||
TRPML1 |
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Cdc42 | Co-immunofluorescence staining | RAW264.7 macrophage | Mouse | Full-length | Mouse | Full-length | 23418601 | |
TRPML1 |
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Cdc42 | Co-immunoprecipitation | HeLa | Mouse | Full-length | Mouse | Full-length | 23418601 |
(
:
click the arrow icon to show interactions only between the corresponding TRP channel and the interactor)
