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Rat TrkB / NTRK2 Protein (Fc Tag)

NTRK2, Trkb

Catalog Number P80243-R02H
Organism Species Rat
Host Human Cells
Synonyms NTRK2, Trkb
Molecular Weight The recombinant Rat NTRK2/Fc is a disulfide-linked homodimer. The reduced monomer comprises 639 amino acids and has a predicted molecular mass of 71.5 kDa. The apparent molecular mass of the protein is approximately 120 kDa in SDS-PAGE under reducing conditions.
predicted N Cys 32
SDS-PAGE
Purity > 92 % as determined by SDS-PAGE
Protein Construction A DNA sequence encoding the Rat NTRK2 (NP_036863) (Met1-His429) was expressed, fused with the Fc region of human IgG1 at the C-terminus.
Bio-activity
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, mannitol and 0.01% Tween80 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.