Phospho-PAK1/2/3 (Thr423/402/421) Rabbit Polyclonal Antibody
Catalog #:EAB10949
Host / Isotype Clonality Applications MW (kDa) Reactivity
Rabbit IgG Polyclonal WB, IHC-P, IF, ELISA 58, 61, 62 Human, Mouse, Rat
Applications Dilutions
The application notes include recommended starting dilutions;optimal dilutions/concentrations should be detemined by the end user.
WB=1:500-2000 
IHC-P=1:50-300 
IF=1:50-300
Application Key

WB-Western Blot IP-Immunoprecipitation IHC-Immunohistochemistry IF-Immunofluorescence ICC-Immunocytochemistry FC-Flow Cytometry

Reactivity Key

H-Human M-Mouse R-Rat Mk-Monkey B-Bovine Pg-Pig Hm-Hamster Dg-Dog C-Chicken X-Xenopus Z-Zebrafish Hr-Horse All-All Species Expected

Product Information
Conjugate Unconjugate
Specificity Phospho-PAK1/2/3 (Thr423/402/421) Rabbit Polyclonal Antibody detects endogenous levels of PAK1/PAK2/PAK3 only when phosphorylated at Thr423/Thr402/Thr421.
Purification Affinity purification
Concentration 1mg/ml
Format Liquid
Formulation In PBS, pH 7.4, containing 0.02% sodium azide,0.5% BSA and 50% glycerol.
Shipping Gel Pack
Storage Store at -20°C least 1 year from the date of shipment. avoid repeated freeze/thaw cycles. Aliquots may be stored at +4°C for 1-2 weeks.
UniProt ID

Q13153, Q13177, O75914

Entrez Gene ID

5058, 5062, 5063

Product Description

The alpha, beta, and gamma PAK isoforms, which are serine/threonine kinases, play a crucial role in cellular signaling pathways by interacting with the small GTPases Rac1 and Cdc42. These interactions are vital for regulating cytoskeletal dynamics and cell motility, processes that are essential for various physiological functions, including cell migration, proliferation, and differentiation. Notably, γPAK has eight autophosphorylation sites, with phosphorylation at Ser 141 and Thr 402 being particularly important for activation. Upon activation, γPAK can dissociate from Rac1 and Cdc42 complex, allowing phosphorylation of downstream substrates such as Mek kinase, which is a key player in the JNK signaling pathway. This intricate regulation of signaling pathways underscores the importance of PAK proteins in maintaining cellular homeostasis and responding to external stimuli.

For Research Use Only, Not For Diagnostic Or Therapeutic Procedures.
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