CD19 and CD81

Number of citations of the paper that reports this interaction (PubMedID 1383329)
0

Data Source:
HPRD (in vivo)

		CD19	CD81
Description		CD19 molecule	CD81 molecule
Image
GO Annotations	Cellular Component	Plasma Membrane External Side Of Plasma Membrane Membrane Protein-containing Complex Membrane Raft Extracellular Exosome	Immunological Synapse Cytosol Plasma Membrane Focal Adhesion Basal Plasma Membrane Membrane Basolateral Plasma Membrane Vesicle Extracellular Exosome Tetraspanin-enriched Microdomain
	Molecular Function		Virus Receptor Activity Integrin Binding Protein Binding Lipid Binding Cholesterol Binding MHC Class II Protein Complex Binding MHC Class II Protein Binding Transferrin Receptor Binding
	Biological Process	B-1 B Cell Differentiation Adaptive Immune Response B Cell Proliferation Involved In Immune Response Immune System Process Immunoglobulin Mediated Immune Response B Cell Mediated Immunity B Cell Proliferation Antigen Receptor-mediated Signaling Pathway B Cell Receptor Signaling Pathway Regulation Of B Cell Receptor Signaling Pathway Regulation Of B Cell Activation Positive Regulation Of Release Of Sequestered Calcium Ion Into Cytosol Positive Regulation Of Phosphatidylinositol 3-kinase/protein Kinase B Signal Transduction	Immunological Synapse Formation Adaptive Immune Response Immune System Process Humoral Immune Response Mediated By Circulating Immunoglobulin Positive Regulation Of Inflammatory Response To Antigenic Stimulus Myoblast Fusion Involved In Skeletal Muscle Regeneration Positive Regulation Of B Cell Proliferation Receptor Internalization Regulation Of Protein Stability Macrophage Fusion CD4-positive, Alpha-beta T Cell Costimulation Regulation Of Cell Population Proliferation Positive Regulation Of MAPK Cascade Positive Regulation Of Transcription By RNA Polymerase II Symbiont Entry Into Host Cell Positive Regulation Of B Cell Receptor Signaling Pathway Positive Regulation Of T Cell Receptor Signaling Pathway Positive Regulation Of B Cell Activation Protein Localization To Lysosome Positive Regulation Of Protein Exit From Endoplasmic Reticulum Cellular Response To Low-density Lipoprotein Particle Stimulus Protein Localization To Plasma Membrane Osteoclast Fusion Positive Regulation Of Receptor Clustering Positive Regulation Of Protein Catabolic Process In The Vacuole Regulation Of Macrophage Migration Positive Regulation Of Adaptive Immune Memory Response Regulation Of Cell Motility Positive Regulation Of T-helper 2 Cell Cytokine Production Positive Regulation Of CD4-positive, Alpha-beta T Cell Proliferation Positive Regulation Of T Cell Activation Via T Cell Receptor Contact With Antigen Bound To MHC Molecule On Antigen Presenting Cell
Pathways		PIP3 activates AKT signaling Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell Constitutive Signaling by Aberrant PI3K in Cancer PI5P, PP2A and IER3 Regulate PI3K/AKT Signaling Regulation of Complement cascade Antigen activates B Cell Receptor (BCR) leading to generation of second messengers Antigen activates B Cell Receptor (BCR) leading to generation of second messengers	Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell Regulation of Complement cascade
Drugs		Coltuximab ravtansine Blinatumomab Depatuxizumab mafodotin Inebilizumab Tisagenlecleucel Axicabtagene ciloleucel Tafasitamab Brexucabtagene autoleucel Loncastuximab tesirine Lisocabtagene maraleucel
Diseases		Common variable immunodeficiency (CVID), including the following four diseases: Inducible T Cell costimulator (ICOS) defect; TACI defect; CD19 defect; BAFFR defect
GWAS		Body fat distribution (arm fat ratio) ( 30664634) Body fat distribution (leg fat ratio) ( 30664634) Body fat distribution (trunk fat ratio) ( 30664634) Body mass index ( 29273807) Brain morphology (MOSTest) ( 32665545) Crohn's disease ( 21102463 28067908) Inflammatory bowel disease ( 28067908) Intelligence (MTAG) ( 29326435) Parkinson's disease or first degree relation to individual with Parkinson's disease ( 31701892) Waist circumference adjusted for body mass index ( 34021172)	Malaria ( 31844061)
Interacting Genes		21 interacting genes: ABL1 BTK CBL CD22 CD79A CD79B CD81 CD82 CD9 CR2 ECT2 FYN GRB2 LYN MAPK1 PIK3R1 PLCG2 SOS1 SYK VAV1 VAV2	62 interacting genes: ADRA1A ADRB2 AQP6 BDKRB2 BST2 CCR2 CCR9 CD19 CD79A CD9 CHRM4 CPLX4 CSNK2B DLG5 EBP ERGIC3 F2RL1 FAM209A FKBP7 GJA4 GLP1R GORAB GPR152 GPR35 GPX8 HNRNPD HRH1 HTR4 IFITM1 IGSF8 INO80B ITGA4 JAK3 KIT LBR LHFPL5 LMNA MC4R MCEE MRPS18B MYCBP2 MYOC NEMP1 OXTR PDZK1IP1 PTGFRN RBBP6 RNF128 SAR1A SDHAF4 SHC1 SIRPA SLC18A1 SLC26A6 STX1A THAP4 TMX2 TREX1 TSHR TSPAN4 VKORC1 ZBTB16
Entrez ID		930	975
HPRD ID		00113	08924
Ensembl ID		ENSG00000177455	ENSG00000110651
Uniprot IDs		P15391	A6NMH8 E9PJK1 H0YEE2 P60033
PDB IDs		6AL5 7JIC 7URV 7URX	1G8Q 1IV5 3X0E 5DFV 5DFW 5M2C 5M33 5M3D 5M3T 5M4R 5TCX 6EJG 6EJM 6EK2 6U9S 7JIC
Enriched GO Terms of Interacting Partners?		Immune Response-activating Cell Surface Receptor Signaling Pathway B Cell Receptor Signaling Pathway Cell Activation Immune Response-regulating Cell Surface Receptor Signaling Pathway Regulation Of Immune Response Lymphocyte Activation Immune Response-activating Signaling Pathway Positive Regulation Of Immune Response B Cell Activation Phosphotyrosine Residue Binding Immune Response-regulating Signaling Pathway Activation Of Immune Response Leukocyte Activation Fc Receptor Signaling Pathway Antigen Receptor-mediated Signaling Pathway Regulation Of Immune System Process Positive Regulation Of Immune System Process Immune Effector Process Immune System Process Fc-epsilon Receptor Signaling Pathway Fc-gamma Receptor Signaling Pathway Involved In Phagocytosis Fc Receptor Mediated Stimulatory Signaling Pathway Regulation Of Intracellular Signal Transduction Fc-gamma Receptor Signaling Pathway Regulation Of Cell Activation Leukocyte Proliferation Positive Regulation Of Intracellular Signal Transduction Regulation Of Lymphocyte Activation B Cell Proliferation Plasma Membrane Cell Surface Receptor Signaling Pathway Cell Surface Receptor Protein Tyrosine Kinase Signaling Pathway B Cell Differentiation Lymphocyte Proliferation Mononuclear Cell Differentiation Mononuclear Cell Proliferation Positive Regulation Of Cell Communication Positive Regulation Of Signaling Positive Regulation Of Lymphocyte Activation Ephrin Receptor Binding Immune Response Leukocyte Differentiation Lymphocyte Differentiation Positive Regulation Of Signal Transduction Regulation Of T Cell Activation Positive Regulation Of Cell Activation Positive Regulation Of T Cell Activation Cellular Developmental Process Positive Regulation Of Leukocyte Cell-cell Adhesion Regulation Of Defense Response	G Protein-coupled Receptor Activity Membrane G Protein-coupled Receptor Signaling Pathway Plasma Membrane Positive Regulation Of Cytosolic Calcium Ion Concentration Blood Vessel Diameter Maintenance Regulation Of Tube Size System Process Regulation Of Multicellular Organismal Process Regulation Of Vasoconstriction Regulation Of System Process Negative Regulation Of Dendritic Cell Cytokine Production Adenylate Cyclase-activating G Protein-coupled Receptor Signaling Pathway Adenylate Cyclase-modulating G Protein-coupled Receptor Signaling Pathway Regulation Of Biological Quality Circulatory System Process Regulation Of Locomotion Regulation Of Dendritic Cell Cytokine Production Myoblast Fusion Involved In Skeletal Muscle Regeneration G Protein-coupled Receptor Signaling Pathway, Coupled To Cyclic Nucleotide Second Messenger Vascular Process In Circulatory System Cell Surface Receptor Signaling Pathway B Cell Differentiation B Cell Activation Leukocyte Differentiation Chemokine Receptor Activity Developmental Process Regulation Of Production Of Molecular Mediator Of Immune Response Secretion Regulation Of Cytokine Production Involved In Immune Response Cell Activation Cytokine-mediated Signaling Pathway Response To Psychosocial Stress Monocyte Extravasation Positive Regulation Of Vasoconstriction Regulation Of Cell Migration Mononuclear Cell Differentiation Leukocyte Activation Negative Regulation Of Viral Life Cycle Negative Regulation Of Multicellular Organismal Process Lymphocyte Activation Response To Interferon-beta Regulation Of Cell Motility Lymphocyte Differentiation Regulation Of Blood Circulation Regulation Of Blood Pressure Adrenergic Receptor Activity Protein Antigen Binding Ossification Involved In Bone Maturation Positive Regulation Of Cold-induced Thermogenesis
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