protein 714 words KG: C1QPROTEIN
Contents

C1Q Protein (Complement Component 1q)

🔬 Protein Info
Gene SymbolC1Q
AliasesC1QPROTEIN
Protein TypeSignaling Protein
Target ClassSignaling Protein
FunctionComplement cascade inhibitor or antibody-mediated neutralization
Mechanism of ActionComplement cascade inhibitor or antibody-mediated neutralization
Primary ExpressionPrimarily expressed in myeloid cells (monocytes, macrophages, microglia); astrocytic expression detected in disease states
DruggabilityLow (0.36)
Clinical StageApproved
Molecular Weight26 kDa
PathwaysChaperone, Complement, Differentiation, Endocytosis, Epigenetic
UniProt IDP02745
NCBI Gene ID712
Ensembl IDENSG00000173372
GeneCardsC1Q
Human Protein AtlasC1Q
Associated DiseasesA1 Astrocytes, A1 Reactive Astrocytes, AD, Aging, ALI
Known Drugs/CompoundsAlectinib, Beta-Amyloid Oligomers, LPS, rapamycin, RAPAMYCIN, β-amyloid Oligomers
InteractionsACOX1, ACSL4, Adiponectin, ADIPOQ, ADORA2A, AGING
SciDEX TargetView Target Profile (4 clinical trials)
SciDEX HypothesesComplement C1q-Mediated Synaptic Pruning Drives Ea
NFκB/C1Q SASP Modulation for Synaptic Protection
Tripartite Synapse Cell Type-Nonautonomous Crossta (+9 more)
KG Connections1502 knowledge graph edges
DatabasesGeneCardsHPASTRING

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🌐 Cross-references

UniProtWikipedia

Related Hypotheses (11)

SASP-Mediated Complement Cascade Amplification
Score: 0.70
Complement C1QA Spatial Gradient in Cortical Layers
Score: 0.68
Complement-Mediated Synaptic Pruning Dysregulation
Score: 0.61
Selective HDAC3 Inhibition with Cognitive Enhancement
Score: 0.78
HDAC3-Selective Inhibition for Clock Reset
Score: 0.71
Complement C1q Mimetic Decoy Therapy
Score: 0.69
...
Score: 0.68
Complement C1q Subtype Switching
Score: 0.66
Heat Shock Protein 70 Disaggregase Amplification
Score: 0.62
Serine/Arginine-Rich Protein Kinase Modulation
Score: 0.62
Designer TRAK1-KIF5 fusion proteins accelerate therapeutic m
Score: 0.62

Related Analyses (12)

How does SPI1 transcriptionally regulate C1QA and C1QC expre
neuroinflammation · completed
Synaptic pruning by microglia in early AD
neurodegeneration · archived
Mitochondrial transfer between astrocytes and neurons
neurodegeneration · archived
TDP-43 phase separation therapeutics for ALS-FTD
neurodegeneration · archived
Senolytic therapy for age-related neurodegeneration
neurodegeneration · archived

Related Experiments (17)

LPS-induced mouse model of depression with synaptic loss ana
validation · proposed · Score: 0.90
C1q neutralizing antibody intervention in depression model
validation · proposed · Score: 0.85
bEV-mediated synaptic pruning via C1q-C3 pathway
exploratory · proposed · Score: 0.85
scRNA-seq analysis of human atherosclerotic plaques
exploratory · proposed · Score: 0.90
Machine learning-based identification of C1Q hub genes
exploratory · proposed · Score: 0.90

Key Papers (1)

Complement and microglia mediate early synapse loss in Alzheimer mouse
Science 2016 · 1 cites

See Also (1)

Neurodegeneration
disease · KG edge: implicated_in

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