GRB7, growth factor receptor-bound protein 7, is a protein which in humans is encoded by the GRB7 gene. The product of this gene belongs to a small family of adaptor proteins that are known to interact with a number of receptor tyrosine kinases and signaling molecules. This gene encodes a growth factor receptor-binding protein that interacts with epidermal growth factor receptor (EGFR) and ephrin receptors. The protein plays a role in the integrin signaling pathway and cell migration by binding with focal adhesion kinase(FAK). Alternative splicing results in multiple transcript variants encoding different isoforms, although the full-length natures of only two of the variants have been determined to date. GRB7 is an SH2-domain adaptor protein that binds to receptor tyrosine kinases and provides the intra-cellular direct link to the Ras proto-oncogene. Human GRB7 is located on the long arm of chromosome 17, next to the ERBB2(alias HER2/neu) proto-oncogene. These two genes are commonly co-amplified(present in excess copies) in breast cancers. GRB7 though to be involved in migration, is well known to be over-expressed in testicular germ cell tumors, esophageal cancers, and gastric cancers.
Formulation
0.5mg/ml if reconstituted with 0.2ml sterile DI water
Host
Rabbit
Immunogen Region
Recombinant human protein (amino acids R29-S256) was used as the immunogen for the GRB7 antibody.
Isotype
IgG
Predicted Reactivity
Human
Reactivity
Human
Recombinant
No
Uniprot
Q14451
Buffer
Lyophilized from 1X PBS with 2% Trehalose and 0.025% sodium azide
Format
Antigen affinity purified
Purification
Affinity purified
Storage
After reconstitution, the GRB7 antibody can be stored for up to one month at 4°C. For long-term, aliquot and store at -20°C. Avoid repeated freezing and thawing.
Applications
WB, FACS, Direct ELISA
Dilution
Western blot: 0.5-1ug/ml,Flow cytometry: 1-3ug/million cells,Direct ELISA: 0.1-0.5ug/ml