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CD221 Mouse anti-Human, Unlabeled, Clone: 1H7, BD
Mouse Monoclonal Antibody
Supplier: BD Biosciences 555998
Description
The 1H7 monoclonal antibody specifically binds to the α subunit of the human insulin-like growth factor-I (IGF-I) receptor that is also known as CD221. CD221 is a receptor tyrosine kinase that has high affinity for IGF-1 and low affinity for insulin and IGF-2. CD221 is synthesized as a 180 kDa precursor molecule that is processed into two subunits, a 135 kDa α subunit which is disulfide-linked to a 90 kDa β subunit. The mature IGF-IR complex is comprised of two extracellular α subunits and two transmembrane β subunits that each possesses a tyrosine kinase domain. When bound by ligand, the IGF-1 receptor autophosphorylates multiple tyrosine sites in its β chains and phosphorylates other signaling molecules that regulate cell growth, development, and neoplastic transformation. CD221 is structurally and functionally similar to the insulin receptor (aka, CD220) and is expressed on a variety of human hematopoietic and non-hematopoietic cells. The 1H7 antibody does not crossreact with the human insulin receptor and can block IGF-I- or IGF-II-stimulated cell growth.
This antibody is routinely tested by flow cytometric analysis. Other applications were tested at BD Biosciences Pharmingen during antibody development only or reported in the literature.

Specifications
CD221 | |
Monoclonal | |
0.5mg/mL | |
IGF1R; IGF-I receptor; IGFIR; IGFR; Insulin-like growth factor 1 receptor | |
Mouse | |
Affinity Purified | |
RUO | |
Primary | |
Store undiluted at 4°C |
Flow Cytometry | |
1H7 | |
Unconjugated | |
Aqueous buffered solution containing ≤0.09% sodium azide. | |
Purified Human Placental IGF-I Receptor | |
0.1 mg | |
Immunology | |
Human | |
IgG1 κ |
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For Research Use Only.