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CD22 Antibody – Human Monoclonal

For Research Use Only. Not for use in diagnostic procedures. Catalog #: MBS847317

Recombinant monoclonal antibody to CD22. Manufactured using Recombinant Platform with variable regions (i.e. specificity) from the hybridoma hL22 (Epratuzumab) . More details

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Product Documentation
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Sample Manual Insert View PDF
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Testing Data View PDF
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Certificate of Analysis (COA) View PDF
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QC Report View PDF
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Material Safety Data Sheet View PDF
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Technical Datasheet View PDF
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Protocol View PDF

Product Overview

Product Name
CD22, IgG1, Monoclonal Antibody
Full Product Name
Anti-CD22 (Epratuzumab), Human IgG1 Antibody
Product Gene Name
Product Synonym Names
LymphoCide; B-cell receptor CD22; B-lymphocyte cell adhesion molecule; BL-CAM; Sialic acid-binding Ig-like lectin 2; Siglec-2; T-cell surface antigen Leu-14; SIGLEC2
Clonality
Monoclonal
Isotype
Human IgG1, kappa
Clone Number
hL22
Host
Human
Species Reactivity
Human, Rhesus Monkey, Cynomolgus Monkey
Form/Format
Colorless liquid. In PBS only
Purity/Purification
Affinity purified using Protein A
Specificity
Monoclonal antibody to detect CD22 in human samples. This antibody is specific for the 3rd Ig-like domain of human CD22 (epitope B), a cell surface glycoprotein present on mature B-cells and on many types of malignant B-cells
Preparation and Storage
Store at -20 degree C
The antibody solution should be gently mixed before use.
Shelf life: ~12 months
Molecular Weight
95,348 Da
Chromosome Location
Chromosome: 19; NC_000019.9 (35820072..35838264). Location: 19q13.1
OMIM
107266
3D Structure
ModBase 3D Structure for P20273
Antibody Type
Recombinant Antibody
Immunogen
This antibody was prepared by the humanization of LL2 (EPB-2), a murine anti-CD22 IgG2a raised against Raji Burkitt lymphoma cells. Murine sequences comprise 5-10% of the molecule, with the remainder being human framework sequences, which greatly reduces the potential for immunogenicity (Traczewski, 2010).

Western Blot (WB) of anti-CD22 antibody

Human Anti-CD22 Monoclonal Antibody – Cat# MBS847317

Other Notes

Small volumes of anti-CD22 antibody vial(s) may occasionally become entrapped in the seal of the product vial during shipment and storage. If necessary, briefly centrifuge the vial on a tabletop centrifuge to dislodge any liquid in the container`s cap. Certain products may require to ship with dry ice and additional dry ice fee may apply.

Searchable Terms for CD22 purchase

MBS847317 is an antibody targeting CD22. Also known as Anti-CD22 (Epratuzumab), Human IgG1 Antibody. Reactive in Human, Rhesus Monkey, Cynomolgus Monkey. Host: Human.

Additional Details

NCBI/Uniprot data below describe general gene information for CD22. It may not necessarily be applicable to this product.

NCBI GI #
NCBI GeneID
NCBI Accession #
UniProt Primary Accession #
UniProt Secondary Accession #
UniProt Related Accession #
GenBank Nucleotide #
NCBI Official Full Name
B-cell receptor CD22 isoform 2
NCBI Official Synonym Full Names
CD22 molecule
NCBI Official Symbol
CD22
NCBI Official Synonym Symbols
SIGLEC2; SIGLEC-2
UniProt Protein Name
B-cell receptor CD22
UniProt Synonym Protein Names
B-lymphocyte cell adhesion molecule; BL-CAM; Sialic acid-binding Ig-like lectin 2; Siglec-2; T-cell surface antigen Leu-14
Protein Family
UniProt Gene Name
CD22
UniProt Synonym Gene Names
SIGLEC2; BL-CAM; Siglec-2
UniProt Entry Name
CD22_HUMAN
NCBI Protein Information
B-cell receptor CD22; BL-CAM; CD22 antigen; T-cell surface antigen Leu-14; B-lymphocyte cell adhesion molecule; sialic acid binding Ig-like lectin 2; sialic acid-binding Ig-like lectin 2

UniProt Comments for CD22

CD22: Mediates B-cell B-cell interactions. May be involved in the localization of B-cells in lymphoid tissues. Binds sialylated glycoproteins; one of which is CD45. Preferentially binds to alpha-2,6-linked sialic acid. The sialic acid recognition site can be masked by cis interactions with sialic acids on the same cell surface. Upon ligand induced tyrosine phosphorylation in the immune response seems to be involved in regulation of B-cell antigen receptor signaling. Plays a role in positive regulation through interaction with Src family tyrosine kinases and may also act as an inhibitory receptor by recruiting cytoplasmic phosphatases via their SH2 domains that block signal transduction through dephosphorylation of signaling molecules. Belongs to the immunoglobulin superfamily. SIGLEC (sialic acid binding Ig-like lectin) family. 2 isoforms of the human protein are produced by alternative splicing.

Protein type: Cell surface; Membrane protein, integral

Chromosomal Location of Human Ortholog: 19q13.1

Cellular Component: integral to plasma membrane; external side of plasma membrane

Molecular Function: protein binding; carbohydrate binding

Biological Process: cell adhesion
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Precautions

All of MyBioSource's Products are for scientific laboratory research purposes and are not for diagnostic, therapeutics, prophylactic or in vivo use. Through your purchase, you expressly represent and warrant to MyBioSource that you will properly test and use any Products purchased from MyBioSource in accordance with industry standards. MyBioSource and its authorized distributors reserve the right to refuse to process any order where we reasonably believe that the intended use will fall outside of our acceptable guidelines.

Disclaimer

While every efforts were made to ensure the accuracy of the information provided in this datasheet, MyBioSource will not be liable for any omissions or errors contained herein. MyBioSource reserves the right to make changes to this datasheet at any time without prior notice.

It is the responsibility of the customer to report product performance issues to MyBioSource within 30 days of receipt of the product. Please visit our Terms & Conditions page for more information.

Product Note

Select online data sheet information is drawn from bioinformatics databases, occasionally resulting in ambiguous or non-relevant product information. It is the responsibility of the customer to review, verify, and evaluate the information to make sure it matches their requirements before purchasing the kit. Our ELISA Kit assays are dynamic research tools and sometimes they may be updated and improved. If the format of this assay is important to you then please request the current manual or contact our technical support team with a presales inquiry before placing an order. We will confirm the current details of the assay. We cannot guarantee the sample manual posted online is the most current manual, it is intended to serve as an example only. Please refer to the instructions For Use provided with the assay kit for precise details.

Product PubMed Publications

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