Goat Polyclonal MEK1 phospho T286 antibody. Suitable for IHC-P, IP and reacts with Mouse, Human samples. Cited in 1 publication.
pH: 7 - 8
Preservative: 0.09% Sodium azide
Constituents: 99% Tris citrate/phosphate
IHC-P | IP | |
---|---|---|
Human | Tested | Tested |
Mouse | Tested | Expected |
Rat | Predicted | Predicted |
Chimpanzee | Predicted | Predicted |
Chinese hamster | Predicted | Predicted |
Cow | Predicted | Predicted |
Elephant | Predicted | Predicted |
Ferret | Predicted | Predicted |
Gorilla | Predicted | Predicted |
Horse | Predicted | Predicted |
Pig | Predicted | Predicted |
Rabbit | Predicted | Predicted |
Rhesus monkey | Predicted | Predicted |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info 1/200.00000 - 1/1000.00000 | Notes Perform heat-mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol. |
Species Human | Dilution info 1/200.00000 - 1/1000.00000 | Notes Perform heat-mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol. |
Species | Dilution info | Notes |
---|---|---|
Species Rat, Rabbit, Horse, Cow, Pig, Chimpanzee, Ferret, Rhesus monkey, Gorilla, Chinese hamster, Elephant | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info 2.00000-10.00000 µg/mg of lysate | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Rat, Rabbit, Horse, Cow, Pig, Chimpanzee, Ferret, Rhesus monkey, Gorilla, Chinese hamster, Elephant | Dilution info - | Notes - |
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Dual specificity protein kinase which acts as an essential component of the MAP kinase signal transduction pathway. Binding of extracellular ligands such as growth factors, cytokines and hormones to their cell-surface receptors activates RAS and this initiates RAF1 activation. RAF1 then further activates the dual-specificity protein kinases MAP2K1/MEK1 and MAP2K2/MEK2. Both MAP2K1/MEK1 and MAP2K2/MEK2 function specifically in the MAPK/ERK cascade, and catalyze the concomitant phosphorylation of a threonine and a tyrosine residue in a Thr-Glu-Tyr sequence located in the extracellular signal-regulated kinases MAPK3/ERK1 and MAPK1/ERK2, leading to their activation and further transduction of the signal within the MAPK/ERK cascade. Activates BRAF in a KSR1 or KSR2-dependent manner; by binding to KSR1 or KSR2 releases the inhibitory intramolecular interaction between KSR1 or KSR2 protein kinase and N-terminal domains which promotes KSR1 or KSR2-BRAF dimerization and BRAF activation (PubMed:29433126). Depending on the cellular context, this pathway mediates diverse biological functions such as cell growth, adhesion, survival and differentiation, predominantly through the regulation of transcription, metabolism and cytoskeletal rearrangements. One target of the MAPK/ERK cascade is peroxisome proliferator-activated receptor gamma (PPARG), a nuclear receptor that promotes differentiation and apoptosis. MAP2K1/MEK1 has been shown to export PPARG from the nucleus. The MAPK/ERK cascade is also involved in the regulation of endosomal dynamics, including lysosome processing and endosome cycling through the perinuclear recycling compartment (PNRC), as well as in the fragmentation of the Golgi apparatus during mitosis.
MEK1, PRKMK1, MAP2K1, Dual specificity mitogen-activated protein kinase kinase 1, MAP kinase kinase 1, MAPKK 1, MKK1, ERK activator kinase 1, MAPK/ERK kinase 1, MEK 1
Goat Polyclonal MEK1 phospho T286 antibody. Suitable for IHC-P, IP and reacts with Mouse, Human samples. Cited in 1 publication.
pH: 7 - 8
Preservative: 0.09% Sodium azide
Constituents: 99% Tris citrate/phosphate
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MEK1 also known as MAP2K1 is a dual-specificity kinase that plays a role in the MAPK/ERK pathway. It has a molecular weight of around 45 kDa. MEK1 phosphorylates and activates the extracellular signal-regulated kinases ERK1 and ERK2. MEK1 is expressed in various tissues but is especially abundant in brain and heart tissues. Researchers commonly measure MEK1 levels using techniques like MEK1 ELISA while phospho-MEK antibodies help analyze its activity state.
MEK1 impacts cell processes such as proliferation differentiation and survival. It does not work alone but forms a complex with other proteins to exert its function. MEK1 activity is tightly controlled by upstream activators and downstream targets. One of the key phosphorylation sites on MEK1 is at serine 298 often marked as MEK1 pS298. This phosphorylation indicates MEK1's activated state which is critical for its biological function.
MEK1 integrates signals within the MAPK/ERK pathway and interacts closely with RAF kinases upstream and ERK kinases downstream. This pathway modulates cellular responses to growth factors. MEK1 undergoes phosphorylation enhancing its activity and subsequently phosphorylates ERK proteins. Many studies isolate MEK1 activity using specific inhibitors such as the MEK1 inhibitor to dissect pathway dynamics. ERK inhibitor PD98059 also helps when studying parallel interactions with MEK1.
MEK1 mutations or dysregulation have links to several types of cancer including melanoma. These often involve changes that lead to continuous MEK1 activation contributing to uncontrolled cell growth. MEK1 involvement in the RASopathies also shows its connection to disorders characterized by heart and facial abnormalities. In cancer MEK1 works closely with the BRAF protein which often harbors mutations leading to disease progression showcasing MEK1 as a target for therapeutic intervention.
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Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of mouse teratoma tissue labelling MEK1 (phospho T286) with ab129457 at 1/1000 (1µg/ml). Detection: DAB.
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of human breast carcinoma tissue labelling MEK1 (phospho T286) with ab129457 at 1/1000 (1µg/ml). Detection: DAB.
ab129457, at 6µg/mg lysate (20% of IP loaded/lane), staining MEK1 in HeLa whole cell lysate mock treated (lane 1) or nocodazole treated (lane 2) by Immunoprecipitation.
Detection: Chemiluminescence with exposure time of 30 seconds.
All lanes: Immunoprecipitation - Anti-MEK1 (phospho T286) antibody (ab129457)
Predicted band size: 43 kDa
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