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PD-1/CD279 Monoclonal antibody, PBS Only

PD-1/CD279 Monoclonal Antibody for WB, IHC, IF-P, ELISA

Host / Isotype

Mouse / IgG2b

Reactivity

human, mouse, rat, pig

Applications

WB, IHC, IF-P, ELISA

Conjugate

Unconjugated

CloneNo.

4H4D1

Cat no : 66220-1-PBS

Synonyms

CD279, PD1, PD-1, 4H4D1, PD 1


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Tested Applications

Recommended dilution

ApplicationDilution
It is recommended that this reagent should be titrated in each testing system to obtain optimal results.

Product Information

66220-1-PBS targets PD-1/CD279 in WB, IHC, IF-P, ELISA applications and shows reactivity with human, mouse, rat, pig samples.

Tested Reactivity human, mouse, rat, pig
Host / Isotype Mouse / IgG2b
Class Monoclonal
Type Antibody
Immunogen PD-1/CD279 fusion protein Ag12470 相同性解析による交差性が予測される生物種
Full Name programmed cell death 1
Calculated molecular weight 288 aa, 32 kDa
Observed molecular weight 32 kDa, 47-55 kDa
GenBank accession numberBC074740
Gene symbol PD-1
Gene ID (NCBI) 5133
Conjugate Unconjugated
Form Liquid
Purification MethodProtein A purification
Storage Buffer PBS Only
Storage ConditionsStore at -80°C.

Background Information

Programmed cell death 1 (PD-1, also known as CD279) is an immunoinhibitory receptor that belongs to the CD28/CTLA-4 subfamily of the Ig superfamily. It is a 288 amino acid (aa) type I transmembrane protein composed of one Ig superfamily domain, a stalk, a transmembrane domain, and an intracellular domain containing an immunoreceptor tyrosine-based inhibitory motif (ITIM) as well as an immunoreceptor tyrosine-based switch motif (ITSM) (PMID: 18173375). PD-1 is expressed during thymic development and is induced in a variety of hematopoietic cells in the periphery by antigen receptor signaling and cytokines (PMID: 20636820). Engagement of PD-1 by its ligands PD-L1 or PD-L2 transduces a signal that inhibits T-cell proliferation, cytokine production, and cytolytic function (PMID: 19426218). It is critical for the regulation of T cell function during immunity and tolerance. Blockade of PD-1 can overcome immune resistance and also has been shown to have antitumor activity (PMID: 22658127; 23169436). The calculated molecular weight of PD-1 is 32 kDa. It has been reported that PD-1 is heavily glycosylated and migrates with an apparent molecular mass of 47-55 kDa on SDS-PAGE (PMID: 8671665; 17640856; 17003438).