protein 1,245 words KG: CDK5R1 2026-03-23
kind:proteinsection:proteinsstate:published
Contents

CDK5R1 (p35/p25, CDK5 Activator 1)

🔬 Protein Info
Gene SymbolCDK5R1
AliasesCyclin-Dependent Kinase 5 Regulatory Subunit 1, p35/p25, CDK5 Activator 1
Protein FamilyCDK5 activator family
Protein TypeKinase
FunctionInstead, p35 (and its paralogue p39) serves as the exclusive activator in neurons[@tsai1994].
Subcellular Localization** Cytoplasm, membrane-associated (p35), cytosol (p25)
Molecular Weight35 kDa
Amino Acids350 aa
UniProt IDQ15078
GeneCardsCDK5R1
Human Protein AtlasCDK5R1
Loss of myristoylationp25 cannot associate with membranes
Increased stabilityp25 has ~10x longer half-life than p35 (minutes vs hours)
Nuclear/cytosolic relocalizationCDK5-p25 accesses pathological substrates
Constitutive activationNo normal degradation mechanism
Associated Diseasesneurodegeneration
KG Connections2 knowledge graph edges
DatabasesGeneCardsNCBI GeneHPASTRING

Knowledge Graph