C1QA and CR1

Data Source:
HPRD (in vitro)

		C1QA	CR1
Description		complement C1q A chain	complement C3b/C4b receptor 1 (Knops blood group)
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GO Annotations	Cellular Component	Extracellular Region Collagen Trimer Complement Component C1 Complex Synapse Collagen-containing Extracellular Matrix Postsynapse	Cytoskeleton Plasma Membrane Integral Component Of Plasma Membrane Cell Surface Secretory Granule Membrane Plasma Membrane Raft Extracellular Exosome Ficolin-1-rich Granule Membrane
	Molecular Function	Amyloid-beta Binding Protein Binding	Virus Receptor Activity Complement Component C3b Binding Complement Component C4b Binding Complement Component C4b Receptor Activity Complement Component C3b Receptor Activity Protein Binding
	Biological Process	Microglial Cell Activation Complement Activation Complement Activation, Classical Pathway Cell-cell Signaling Aging Response To Iron Ion Viral Process Neuron Remodeling Regulation Of Complement Activation Innate Immune Response Astrocyte Activation Synapse Organization Synapse Pruning Complement-mediated Synapse Pruning Vertebrate Eye-specific Patterning Positive Regulation Of Neuron Death	Positive Regulation Of Activation Of Membrane Attack Complex Negative Regulation Of Activation Of Membrane Attack Complex Complement Receptor Mediated Signaling Pathway Immune Complex Clearance By Erythrocytes Negative Regulation Of Immunoglobulin Production Complement Activation, Alternative Pathway Complement Activation, Classical Pathway Plasma Membrane Organization Positive Regulation Of Cell Population Proliferation Regulation Of Complement Activation Negative Regulation Of Interferon-gamma Production Negative Regulation Of Interleukin-2 Production Negative Regulation Of T Cell Proliferation Neutrophil Degranulation Regulation Of Regulatory T Cell Differentiation Positive Regulation Of Regulatory T Cell Differentiation Negative Regulation Of Complement Activation Negative Regulation Of Cytolysis Negative Regulation Of Complement Activation, Alternative Pathway Negative Regulation Of Complement Activation, Classical Pathway Viral Entry Into Host Cell Negative Regulation Of Serine-type Endopeptidase Activity Positive Regulation Of Serine-type Endopeptidase Activity Negative Regulation Of Plasma Cell Differentiation ATP Export
Pathways		Initial triggering of complement Classical antibody-mediated complement activation Regulation of Complement cascade	Neutrophil degranulation RUNX1 and FOXP3 control the development of regulatory T lymphocytes (Tregs) Regulation of Complement cascade
Drugs		Cetuximab Etanercept Palivizumab Daclizumab Bevacizumab
Diseases		Classic complement pathway component defects, including the following eight diseases: C1q alpha-chain deficiency; C1q beta-chain deficiency; C1q gamma-chain deficiency; C1r deficiency; C1s deficiency; C2 deficiency; C3 deficiency; C4 deficiency
GWAS		Inflammatory biomarkers (multivariate analysis) ( 33110245)	Alzheimer's disease ( 21460840 19734903 31473137) Alzheimer's disease (late onset) ( 21460841 30617256 24162737 28714976) Alzheimer's disease (onset between ages 58 and 79) ( 30979435) Alzheimer's disease in APOE e4+ carriers ( 25778476) Alzheimer's disease or family history of Alzheimer's disease ( 30617256) Alzheimer's disease or fasting insulin levels (pleiotropy) ( 30805717) Erythrocyte sedimentation rate ( 21700265) Family history of Alzheimer's disease ( 30617256) Inflammatory biomarkers ( 22291609) Metabolite levels ( 23823483) Refractive error ( 32231278) Systemic sclerosis ( 29293537)
Interacting Genes		28 interacting genes: APCS BAG6 C1QB C1QBP C1QC C1R C1S CD93 COL2A1 CR1 CRP CSPG4 DCN FN1 GNPNAT1 HIPK3 HRG HSPB2 NLGN3 PIAS2 PPP1CA PPP1CC PTX3 SGTA SGTB SLC25A47 UBQLN1 UBQLN2	6 interacting genes: C1QA C3 C4A CD55 CR2 FUT4
Entrez ID		712	1378
HPRD ID		00393	00398
Ensembl ID		ENSG00000173372	ENSG00000203710
Uniprot IDs		A0A024RAG6 P02745	E9PDY4 P17927
PDB IDs		1PK6 2JG8 2JG9 2WNU 2WNV 5HKJ 5HZF 6FCZ 6Z6V	1GKG 1GKN 1GOP 1PPQ 2MCY 2MCZ 2Q7Z 5FO9
Enriched GO Terms of Interacting Partners?
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