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MKK4 Antibody (C-term)Rabbit Monoclonal Antibody
| Country | United States
Ordering Information
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| Catalog # | Size | Availability | Price | |
| AJ1483b | 100ul 400 ul | 2-3 days | $ 315.00 | DISCONTINED INQUIRE CLICK INQUIRE Add to cart |
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MKK4 Antibody (C-term) - Product info | |
| Application | WB, IHC
|
| Primary Accession | P45985 |
| Reactivity | Human, Mouse, Rat |
| Clone Names | EP615Y |
| Calculated MW | 44288 Da |
| Gene ID 6416 | |
| Other Names MAP2K4, JNKK1, MKK4, PRKMK4, SERK1, Dual specificity mitogen-activated protein kinase kinase 4, SAPK/ERK kinase 1 | |
| Target/Specificity A synthetic peptide corresponding to residues in the C-term of human MKK4 was used as immunogen. | |
| Dilution WB~~1:1000 IHC~~1:50~100 | |
| Format 50 mM Tris-Glycine (pH 7.4), 0.15 M NaCl, 40% Glycerol, 0.01% sodium azide and 0.05% BSA. | |
| Storage Maintain refrigerated at 2-8°C for up to 6 months. For long term storage store at -20°C in small aliquots to prevent freeze-thaw cycles. | |
| Precautions MKK4 Antibody (C-term) is for research use only and not for use in diagnostic or therapeutic procedures. | |
MKK4 Antibody (C-term) - Protein Information | |
| Name MAP2K4 | |
| Synonyms JNKK1, MEK4, MKK4, PRKMK4, SEK1, SERK1, | |
| Function Dual specificity protein kinase which acts as an essential component of the MAP kinase signal transduction pathway Essential component of the stress-activated protein kinase/c-Jun N-terminal kinase (SAP/JNK) signaling pathway. With MAP2K7/MKK7, is the one of the only known kinase to directly activate the stress-activated protein kinase/c-Jun N-terminal kinases MAPK8/JNK1, MAPK9/JNK2 and MAPK10/JNK3. MAP2K4/MKK4 and MAP2K7/MKK7 both activate the JNKs by phosphorylation, but they differ in their preference for the phosphorylation site in the Thr-Pro-Tyr motif. MAP2K4 shows preference for phosphorylation of the Tyr residue and MAP2K7/MKK7 for the Thr residue. The phosphorylation of the Thr residue by MAP2K7/MKK7 seems to be the prerequisite for JNK activation at least in response to proinflammatory cytokines, while other stimuli activate both MAP2K4/MKK4 and MAP2K7/MKK7 which synergistically phosphorylate JNKs. MAP2K4 is required for maintaining peripheral lymphoid homeostasis. The MKK/JNK signaling pathway is also involved in mitochondrial death signaling pathway, including the release cytochrome c, leading to apoptosis. Whereas MAP2K7/MKK7 exclusively activates JNKs, MAP2K4/MKK4 additionally activates the p38 MAPKs MAPK11, MAPK12, MAPK13 and MAPK14 | |
| Cellular Location Cytoplasm (By similarity). Nucleus (By similarity) | |
| Tissue Location Abundant expression is seen in the skeletal muscle. It is also widely expressed in other tissues | |
MKK4 Antibody (C-term) - Related products
AP3344a: Phospho-MAP2K4-S80 Antibody
AP7916d: MEKK4 (MAP2K4) Antibody (S257)
RI13157: MAP2K4 predesign siRNA
BP3344a: Phospho-MAP2K4-S80 (Antibody Blocking Peptide
BP7916d: MAP2K4 Antibody (S257) Blocking Peptide
MKK4 Antibody (C-term) - Application data
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A. Western blot analysis on Hela cell lysate using anti-MKK4 (C-term) RabMAb (Cat. #AJ1483b), dilution 1:1,000.
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B. Immunohistochemical analysis of lung adenocarcinoma using anti-MKK4 (C-term) RabMAb (Cat. #AJ1483b).
MKK4 Antibody (C-term) - Research Areas
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BACKGROUND
MKK4, also known as JNKK1 and SEK1, is a dual specificity kinase that belongs to the Ser/Thr protein kinase family. MKK4 is a direct activator of MAP kinases in response to various environmental stresses or mitogenic stimuli. MKK4 phosphorylate and activate p38 MAP kinase and JNK but not ERK 1/2 (1-2). JNK is activated by dual phosphorylation at Thr and Tyr by MKK4 and MKK7; although MKK4 will preferentially phosphorylate Tyr (3). MKK4 is also known to be a tumor suppressor, as mutations inactivating the MKK4 gene have been found in 5% of a wide variety of tumor types (4).
REFERENCES
1. Lin, et al. Science 268: 286-290, 1995
2. Sanchez I, Hughes RT, Mayer BJ, et al Nature (Lond) 1994;372:794-8
3. Lawler, S., Fleming, Y., Goedert, M., and Cohen, P. (1998) Curr. Biol. 8, 1387
4. Yoshida et al. (1999) Cancer Res. 59, 5483