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Mouse TrkB / NTRK2 Protein (His Tag)

GP145-TrkB/GP95-TrkB,Tkrb,trk-B,trkB

Catalog Number P50132-M08H
Organism Species Mouse
Host Human Cells
Synonyms GP145-TrkB/GP95-TrkB,Tkrb,trk-B,trkB
Molecular Weight The secreted recombinant mouse NTRK2 consists of 409amino acids and has a calculated molecular mass of 46 kDa. The apparent molecular mass of rm NTRK2 is approximately 75-85 kDa in SDS-PAGE under reducing conditions.
predicted N Cys 32
SDS-PAGE
Purity > 98 % as determined by SDS-PAGE
Protein Construction A DNA sequence encoding the extracellular domain of mouse NTRK2 (P15209-2) (Met 1-His 429) was expressed, with a C-terminal polyhistidine tag.
Bio-activity 1. Measured by its binding ability in a functional ELISA.
2. Immobilized recombinant Mouse/Human BDNF Protein (Native) (P50240-MNAS) at 10 μg/ml (100 μl/well) can bind biotinylated mouse TrkB-His (P50132-M08H) with a linear range of 10-80 ng/ml.
Research Area Cancer |Signal transduction |Akt Pathway |Receptor Tyrosine Kinases (RTKs) in the Akt Pathway
Formulation Lyophilized from sterile PBS, pH 7.4
1. Normally 5 % - 8 % trehalose and mannitol are added as protectants before lyophilization. Specific concentrations are included in the hardcopy of COA.
Background TrkB receptor also known as TrkB tyrosine kinase or BDNF/NT-3 growth factors receptor or neurotrophic tyrosine kinase, receptor, type 2 (NTRK2) is a single transmembrane catalytic receptors with intracellular tyrosine kinase activity. TrkB/NTRK2 is a member of the neurotrophic tyrosine receptor kinase (NTRK) family. TrkB tyrosine kinase (TrkB) or NTRK2 is coupled to the Ras, Cdc42/Rac/RhoG, MAPK, PI3-K and PLCgamma signaling pathways. There are four members of the Trk family; TrkA, TrkB and TrkC and a related p75NTR receptor. Each family member binds different neurotrophins with varying affinities. TrkB/NTRK has highest affinity for brain-derived neurotrophic factor (BDNF) and is involved in neuronal plasticity, longterm potentiation and apoptosis of CNS neurons. Other neurotrophins include nerve growth factor(NGF), neurotrophin-3 and neurotrophin-4. TrkB/NTRK is a membrane-bound receptor that, upon neurotrophin binding, phosphorylates itself and members of the MAPK pathway. Signalling through this kinase leads to cell differentiation. Mutations in TrkB/NTRK have been associated with obesity and mood disorders.
Reference
  • Klein R, et al. (1990) The trkB tyrosine protein kinase gene codes for a second neurogenic receptor that lacks the catalytic kinase domain. Cell. 61 (4): 647-56.
  • Rose CR, et al. (2003) Truncated TrkB-T1 mediates neurotrophin-evoked calcium signalling in glia cells. Nature. 426 (6962): 74-8.
  • Yamada K, et al. (2004) Brain-derived neurotrophic factor/TrkB signaling in memory processes. J Pharmacol Sci. 91 (4): 267-70.