CD20

MS4A1
Available structures PDB Ortholog search: PDBe RCSB List of PDB id codes 3PP4, 2OSL, 3BKY
Identifiers
Aliases	MS4A1, B1, Bp35, CD20, CVID5, LEU-16, MS4A2, S7, membrane spanning 4-domains A1
External IDs	OMIM: 112210 MGI: 88321 HomoloGene: 7259 GeneCards: MS4A1
Gene ontology Molecular function • epidermal growth factor receptor binding • protein binding • MHC class II protein complex binding Cellular component • integral component of membrane • plasma membrane • integral component of plasma membrane • extracellular exosome • membrane • external side of plasma membrane • extracellular space Biological process • B cell activation • B cell proliferation • humoral immune response Sources:Amigo / QuickGO
RNA expression pattern
More reference expression data
Orthologs
Species	Human	Mouse
Entrez	931	12482
Ensembl	ENSG00000156738	ENSMUSG00000024673
UniProt	P11836	P19437
RefSeq (mRNA)	NM_152866 NM_021950	NM_007641
RefSeq (protein)	NP_068769 NP_690605	NP_031667.1 NP_031667
Location (UCSC)	Chr 11: 60.46 – 60.47 Mb	Chr 19: 11.25 – 11.27 Mb
PubMed search

3PP4, 2OSL, 3BKY

931

12482

ENSG00000156738

ENSMUSG00000024673

P11836

P19437

NM_152866
NM_021950

NM_007641

NP_068769
NP_690605

NP_031667.1
NP_031667

B-lymphocyte antigen CD20 or CD20 is an activated-glycosylated phosphoprotein expressed on the surface of all B-cells beginning at the pro-B phase (CD45R+, CD117+) and progressively increasing in concentration until maturity.

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