Human KIR2DS4/CD158i Alexa Fluor® 594-conjugated Antibody

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FAB1847T-100UG
R&D Systems Antibodies
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Human KIR2DS4/CD158i Alexa Fluor® 594-conjugated Antibody Summary

Species Reactivity
Human
Specificity
Detects KIR2DS4/CD158i in Western blots. In flow cytometry, this antibody stains cells transfected with KIR2DS4/CD158i. Does not stain cells transfected with KIR2DL1, 2DL2, 2DL3, 2DL4, 2DL5, 2DS1, 2DS2, 3DL1, 3DL2, or 3DS1.
Source
Monoclonal Mouse IgG2a Clone # 179315
Immunogen
BaF3 mouse pro-B cell line transfected with human KIR2DS4
Accession # P43632
Formulation
Supplied 0.2 mg/mL in a saline solution containing BSA and Sodium Azide.
Label
Alexa Fluor 594 (Excitation= 590 nm, Emission= 617 nm)

Applications

Recommended Concentration
Sample
Flow Cytometry
0.25-1 µg/106 cells
Human whole blood CD56+ natural killer cells

Please Note: Optimal dilutions should be determined by each laboratory for each application. General Protocols are available in the Technical Information section on our website.

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Preparation and Storage

Shipping
The product is shipped with polar packs. Upon receipt, store it immediately at the temperature recommended below.
Stability & Storage
Store the unopened product at 2 - 8 °C. Do not use past expiration date.

Background: KIR2DS4/CD158i

KIR2DS4 is an activating immunoglobulin-like receptor expressed on NK cells and some T cells. It has been implicated in the recognition of some HLA-C alleles (1). A deletion variant encoding a single domain secreted isoform of KIR2DS4 has also been described (2).

References
  1. Katz, G. et al. (2001) J. Immunol. 166:7260.
  2. Maxwell, L. et al. (2002) Tissue Antigens 60:254.
Long Name
Killer Cell Immunoglobulin-like Receptor, Two Domains, Short Cytoplasmic Tail, 4
Entrez Gene IDs
3809 (Human)
Alternate Names
CD158 antigen-like family member I; CD158i antigen; CD158i; cl-39; killer cell immunoglobulin-like receptor 2DS4; killer cell immunoglobulin-like receptor, two domains, short cytoplasmic tail4,nkat8; killer inhibitory receptor 4-1-2; KIR antigen 2DS4; KIR2DS4; KKA3KIR1D; MGC120019; MGC125315; MGC125317; MHC class I NK cell receptor; natural killer cell inhibitory receptor; Natural killer-associated transcript 8; NKAT-8; NKAT8KIR412; P58 natural killer cell receptor clones CL-39/CL-17; p58 NK receptor CL-39/CL-17

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