HLA-DP monoclonal antibody, clone SPM421
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Specifications
Product Description
Mouse monoclonal antibody raised against native human HLA-DP.
Immunogen
Human non-T/non-B-cell-type acute lymphoblastic leukemia REH6 cell line.
Host
Mouse
Reactivity
Human
Specificity
Recognizes a non-polymorphic determinant of DP-MHC class II. MHC class II antigens are transmembrane glycoproteins of non-covalently linked alpha (33-35 kDa) and beta (27-30 kDa) chains. It reportedly reacts with B- & non-T, non-B cell lines but not with T- and myeloid cell lines and leukemias. Differential expression of MHC class II antigens on fetal and adult lymphocytes, malignant B cells appears to reflect the stage of cell differentiation which may be useful in the study of lymphoproliferative disorders.
Form
Liquid
Purification
Protein A/G purification
Isotype
IgG2b, kappa
Recommend Usage
Flow Cytometry (0.5-1 ug/106 cells in 0.1 mL)
Immunofluorescence (0.5-1 ug/mL)
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) (0.5-1 ug/mL)
The optimal working dilution should be determined by the end user.Storage Buffer
In 10 mM PBS.
Storage Instruction
Store at -20 to -80°C.
Aliquot to avoid repeated freezing and thawing. -
Applications
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)
Immunofluorescence
Flow Cytometry
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Gene Info — HLA-DPB1
Entrez GeneID
3115Protein Accession#
P04440Gene Name
HLA-DPB1
Gene Alias
DPB1, HLA-DP1B
Gene Description
major histocompatibility complex, class II, DP beta 1
Omim ID
142858Gene Ontology
HyperlinkGene Summary
HLA-DPB belongs to the HLA class II beta chain paralogues. This class II molecule is a heterodimer consisting of an alpha (DPA) and a beta chain (DPB), both anchored in the membrane. It plays a central role in the immune system by presenting peptides derived from extracellular proteins. Class II molecules are expressed in antigen presenting cells (APC: B lymphocytes, dendritic cells, macrophages). The beta chain is approximately 26-28 kDa and its gene contains 6 exons. Exon one encodes the leader peptide, exons 2 and 3 encode the two extracellular domains, exon 4 encodes the transmembrane domain and exon 5 encodes the cytoplasmic tail. Within the DP molecule both the alpha chain and the beta chain contain the polymorphisms specifying the peptide binding specificities, resulting in up to 4 different molecules. [provided by RefSeq
Other Designations
HLA DP14-beta chain|HLA-DP histocompatibility type, beta-1 subunit|MHC HLA DPB1|MHC class II HLA-DP-beta|MHC class II HLA-DP-beta-1|MHC class II HLA-DRB1|MHC class II antigen DP beta 1 chain|MHC class II antigen DPbeta1|MHC class II antigen beta chain|OTT
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