Product: PAK4 Antibody
Catalog: DF7078
Description: Rabbit polyclonal antibody to PAK4
Application: WB IHC
Reactivity: Human, Mouse, Rat
Prediction: Pig, Zebrafish, Bovine, Horse, Sheep, Rabbit, Dog
Mol.Wt.: 64kD; 64kD(Calculated).
Uniprot: O96013
RRID: AB_2839034

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 100ul $280 In stock
 200ul $350 In stock

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Product Info

Source:
Rabbit
Application:
WB 1:500-1:1000, IHC 1:50-1:100
*The optimal dilutions should be determined by the end user.
*Tips:

WB: For western blot detection of denatured protein samples. IHC: For immunohistochemical detection of paraffin sections (IHC-p) or frozen sections (IHC-f) of tissue samples. IF/ICC: For immunofluorescence detection of cell samples. ELISA(peptide): For ELISA detection of antigenic peptide.

Reactivity:
Human,Mouse,Rat
Prediction:
Pig(100%), Zebrafish(100%), Bovine(100%), Horse(100%), Sheep(100%), Rabbit(100%), Dog(100%)
Clonality:
Polyclonal
Specificity:
PAK4 Antibody detects endogenous levels of total PAK4.
RRID:
AB_2839034
Cite Format: Affinity Biosciences Cat# DF7078, RRID:AB_2839034.
Conjugate:
Unconjugated.
Purification:
The antiserum was purified by peptide affinity chromatography using SulfoLink™ Coupling Resin (Thermo Fisher Scientific).
Storage:
Rabbit IgG in phosphate buffered saline , pH 7.4, 150mM NaCl, 0.02% sodium azide and 50% glycerol. Store at -20 °C. Stable for 12 months from date of receipt.
Alias:

Fold/Unfold

KIAA1142; p21 activated kinase 4; p21 Cdc42/Rac1-actiated kinase 4; P21 protein (Cdc42/Rac) activated kinase 4; p21(CDKN1A) activated kinase 4; p21-activated kinase 4; PAK 4; PAK-4; Pak4; PAK4_HUMAN; Protein kinase related to S.cerevisiae STE20 effector for Cdc42Hs; Serine threonine kinase PAK 4; Serine/threonine protein kinase PAK 4; Serine/threonine protein kinase PAK4; Serine/threonine-protein kinase PAK 4;

Immunogens

Immunogen:
Uniprot:
Gene(ID):
Expression:
O96013 PAK4_HUMAN:

Highest expression in prostate, testis and colon.

Description:
PAK proteins, a family of serine/threonine p21-activating kinases, include PAK1, PAK2, PAK3 and PAK4. PAK proteins are critical effectors that link Rho GTPases to cytoskeleton reorganization and nuclear signaling. They serve as targets for the small GTP binding proteins Cdc42 and Rac and have been implicated in a wide range of biological activities. PAK4 interacts specifically with the GTP-bound form of Cdc42Hs and weakly activates the JNK family of MAP kinases. PAK4 is a mediator of filopodia formation and may play a role in the reorganization of the actin cytoskeleton. Multiple alternatively spliced transcript variants encoding distinct isoforms have been found for this gene.
Sequence:
MFGKRKKRVEISAPSNFEHRVHTGFDQHEQKFTGLPRQWQSLIEESARRPKPLVDPACITSIQPGAPKTIVRGSKGAKDGALTLLLDEFENMSVTRSNSLRRDSPPPPARARQENGMPEEPATTARGGPGKAGSRGRFAGHSEAGGGSGDRRRAGPEKRPKSSREGSGGPQESSRDKRPLSGPDVGTPQPAGLASGAKLAAGRPFNTYPRADTDHPSRGAQGEPHDVAPNGPSAGGLAIPQSSSSSSRPPTRARGAPSPGVLGPHASEPQLAPPACTPAAPAVPGPPGPRSPQREPQRVSHEQFRAALQLVVDPGDPRSYLDNFIKIGEGSTGIVCIATVRSSGKLVAVKKMDLRKQQRRELLFNEVVIMRDYQHENVVEMYNSYLVGDELWVVMEFLEGGALTDIVTHTRMNEEQIAAVCLAVLQALSVLHAQGVIHRDIKSDSILLTHDGRVKLSDFGFCAQVSKEVPRRKSLVGTPYWMAPELISRLPYGPEVDIWSLGIMVIEMVDGEPPYFNEPPLKAMKMIRDNLPPRLKNLHKVSPSLKGFLDRLLVRDPAQRATAAELLKHPFLAKAGPPASIVPLMRQNRTR

Predictions

Predictions:

Score>80(red) has high confidence and is suggested to be used for WB detection. *The prediction model is mainly based on the alignment of immunogen sequences, the results are for reference only, not as the basis of quality assurance.

Species
Results
Score
Pig
100
Horse
100
Bovine
100
Sheep
100
Dog
100
Zebrafish
100
Rabbit
100
Xenopus
0
Chicken
0
Model Confidence:
High(score>80) Medium(80>score>50) Low(score<50) No confidence

PTMs - O96013 As Substrate

Site PTM Type Enzyme
K31 Ubiquitination
T33 Phosphorylation
S41 Phosphorylation
S74 Phosphorylation
K78 Methylation
S93 Phosphorylation
S97 Phosphorylation
S99 Phosphorylation Q15139 (PRKD1)
S104 Phosphorylation
R126 Methylation
S142 Phosphorylation
S148 Phosphorylation
S167 Phosphorylation
S181 Phosphorylation
T187 Phosphorylation
S195 Phosphorylation
T207 Phosphorylation
Y208 Phosphorylation
R254 Methylation
S258 Phosphorylation
S267 Phosphorylation
T277 Phosphorylation
S291 Phosphorylation
S443 Phosphorylation
S445 Phosphorylation
K455 Acetylation
K467 Acetylation
S474 Phosphorylation O96013 (PAK4)
T478 Phosphorylation
Y480 Phosphorylation
S488 Phosphorylation
K540 Ubiquitination

PTMs - O96013 As Enzyme

Substrate Site Source
O96013-1 (PAK4) S99 Uniprot
O96013-1 (PAK4) S104 Uniprot
O96013-3 (PAK4) S105 Uniprot
O96013-3 (PAK4) S138 Uniprot
O96013-1 (PAK4) S148 Uniprot
O96013-1 (PAK4) S167 Uniprot
O96013-1 (PAK4) S181 Uniprot
O96013-1 (PAK4) T207 Uniprot
O96013-1 (PAK4) S258 Uniprot
O96013-1 (PAK4) S291 Uniprot
O96013-3 (PAK4) T325 Uniprot
O96013 (PAK4) S474 Uniprot
O96013-1 (PAK4) T478 Uniprot
P03372 (ESR1) S305 Uniprot
P04637 (TP53) S215 Uniprot
P18084 (ITGB5) S759 Uniprot
P18084 (ITGB5) S762 Uniprot
P35222 (CTNNB1) S675 Uniprot
P49023 (PXN) S272 Uniprot
P62826 (RAN) S135 Uniprot
Q15796 (SMAD2) S465 Uniprot
Q92934 (BAD) S75 Uniprot
Q92974-2 (ARHGEF2) S885 Uniprot
Q92974 (ARHGEF2) S886 Uniprot
Q93045 (STMN2) S50 Uniprot

Research Backgrounds

Function:

Serine/threonine protein kinase that plays a role in a variety of different signaling pathways including cytoskeleton regulation, cell migration, growth, proliferation or cell survival. Activation by various effectors including growth factor receptors or active CDC42 and RAC1 results in a conformational change and a subsequent autophosphorylation on several serine and/or threonine residues. Phosphorylates and inactivates the protein phosphatase SSH1, leading to increased inhibitory phosphorylation of the actin binding/depolymerizing factor cofilin. Decreased cofilin activity may lead to stabilization of actin filaments. Phosphorylates LIMK1, a kinase that also inhibits the activity of cofilin. Phosphorylates integrin beta5/ITGB5 and thus regulates cell motility. Phosphorylates ARHGEF2 and activates the downstream target RHOA that plays a role in the regulation of assembly of focal adhesions and actin stress fibers. Stimulates cell survival by phosphorylating the BCL2 antagonist of cell death BAD. Alternatively, inhibits apoptosis by preventing caspase-8 binding to death domain receptors in a kinase independent manner. Plays a role in cell-cycle progression by controlling levels of the cell-cycle regulatory protein CDKN1A and by phosphorylating RAN.

PTMs:

Autophosphorylated on serine residues when activated by CDC42/p21 (Ref.31). Phosphorylated on tyrosine residues upon stimulation of FGFR2 (By similarity).

Polyubiquitinated, leading to its proteasomal degradation.

Subcellular Location:

Cytoplasm.
Note: Seems to shuttle between cytoplasmic compartments depending on the activating effector. For example, can be found on the cell periphery after activation of growth-factor or integrin-mediated signaling pathways.

Extracellular region or secreted Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertionSubcellular location
Tissue Specificity:

Highest expression in prostate, testis and colon.

Subunit Structure:

Interacts with FGFR2 and GRB2 (By similarity). Interacts tightly with GTP-bound but not GDP-bound CDC42/p21 and weakly with RAC1. Interacts with INKA1. Interacts with SH3RF2.

Family&Domains:

Belongs to the protein kinase superfamily. STE Ser/Thr protein kinase family. STE20 subfamily.

Research Fields

· Cellular Processes > Cellular community - eukaryotes > Focal adhesion.   (View pathway)

· Cellular Processes > Cell motility > Regulation of actin cytoskeleton.   (View pathway)

· Environmental Information Processing > Signal transduction > ErbB signaling pathway.   (View pathway)

· Environmental Information Processing > Signal transduction > Ras signaling pathway.   (View pathway)

· Human Diseases > Cancers: Overview > MicroRNAs in cancer.

· Human Diseases > Cancers: Specific types > Renal cell carcinoma.   (View pathway)

· Organismal Systems > Development > Axon guidance.   (View pathway)

· Organismal Systems > Immune system > T cell receptor signaling pathway.   (View pathway)

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