50% Glycerol, 0.05% BSA and 0.05% preservative in PBS (pH 7.2-7.4)
Purification
Protein A affinity purification
Concentration
0.2 mg/ml
Storage
Stored at -20°C for 1 year. Avoid repeated freeze / thaw cycles.
Shipping
Frozen
Form
Liquid
Calculated MW
58 kDa
Observed MW
58 kDa
Clonality
Monoclonal
Clone No.
45B16
Isotype
IgG, Kappa
抗原与靶点信息
Antigen & Target Information
Gene Name
SMAD2
Protein Name
SMAD family member-2
Background
SMAD2 (Smad2) is receptor-activated R-Smad for TGF-β/Activin-signaling transducing TGF-β-superfamily inputs to control proliferation, differentiation, EMT and apoptosis. Upon TGF-β-receptor engagement, type-I receptor kinase phosphorylates Smad2 C-terminal SSXS motif. Activated Smad2 heterocomplexes with Smad4 and shuttles into nucleus, associating with transcriptional co-activators/co-repressors to govern target-gene expression. In resting cells Smad2 predominantly resides in cytosol; TGF-β challenge triggers nuclear translocation. Smad2 pathway exerts tumor-suppressive effects in early-stage neoplasia yet drives EMT-metastasis in advanced tumors.