protein 935 words KG: GRN 2026-03-26
kind:proteinsection:proteinsstate:published
Contents

Progranulin Protein

🔬 Protein Info
Gene SymbolGRN
AliasesGene profile: GRN
Chromosome17q21.31
Protein FamilyGranulin family
FunctionEach granulin domain is approximately 90 amino acids with 12 conserved cysteine residues forming 6 disulfide bonds, creating a compact, stable structure[3].
Primary ExpressionCerebral cortex, Hippocampus, Microglia, Substantia nigra
Subcellular LocalizationSecreted; also localizes to lysosomes
Molecular Weight~90 kDa (secreted); 68 kDa (granulin domain)
Amino Acids593 aa
PathwaysAutophagy, Immune Response
UniProt IDP28799
Ensembl IDENSG00000030582
GeneCardsGRN
Human Protein AtlasGRN
Protein NameProgranulin
Associated DiseasesALS, ALZHEIMER'S DISEASE, Aging, Alzheimer
InteractionsCTSB, SPP1, NFL, C1QA, C9ORF72, APOE
KG Connections805 knowledge graph edges
DatabasesGeneCardsNCBI GeneHPASTRING

Knowledge Graph

Related Hypotheses (23)

Selective APOE4 Degradation via Proteolysis Targeting Chimer
Score: 0.59
SASP-Driven Aquaporin-4 Dysregulation
Score: 0.59
Competitive APOE4 Domain Stabilization Peptides
Score: 0.56
APOE4 Allosteric Rescue via Small Molecule Chaperones
Score: 0.54
Glymphatic System-Enhanced Antibody Clearance Reversal
Score: 0.54

Related Analyses (9)

4R-tau strain-specific spreading patterns in PSP vs CBD
neurodegeneration · archived
APOE4 structural biology and therapeutic targeting strategie
neurodegeneration · archived
Lipid raft composition changes in synaptic neurodegeneration
neurodegeneration · completed
Mitochondrial transfer between astrocytes and neurons
neurodegeneration · archived
Protein aggregation cross-seeding across neurodegenerative d
neurodegeneration · archived

Related Experiments (8)

CRISPR Gene Correction Approaches for CBS/PSP
clinical · proposed · Score: 0.40
Frontal and Temporal Lobe Selective Vulnerability in FTD — M
validation · proposed · Score: 0.40
FTD Microglia Role: Protective vs Destructive Mechanism Stud
validation · proposed · Score: 0.40
Presymptomatic GRN Carrier Intervention Timing — Biomarker-G
clinical · proposed · Score: 0.40
Progranulin Replacement Therapy for FTD — Vector Development
clinical · proposed · Score: 0.40

See Also (8)

Aging vs Neurodegeneration: Mechanistic Comparison Matr
mechanism · KG edge: causes
Packard Center for ALS Research
institution · KG edge: activates
adam17
gene · KG edge: associated_with
ADAM10 — A Disintegrin And Metalloproteinase Domain 10
gene · KG edge: associated_with
ACE Gene
gene · KG edge: associated_with

Knowledge Graph (12 edges)

GRN co_discussed TDP-43
GRN regulates SPP1
GRN associated_with INPP5D
GRN associated_with LILRB2
GRN associated_with PICALM
GRN associated_with PLCG2
GRN associated_with PSEN1
GRN associated_with PTK2B
GRN associated_with SORL1
GRN associated_with SPI1