Apolipoprotein E (P02649)

Uniprot ID P02649
Protein Name Apolipoprotein E
Gene Name APOE
Species Homo sapiens (Human)
Signal peptide(a) Y Secretome P(b) 0.846
Function Mediates the binding, internalization, and catabolism of lipoprotein particles. It can serve as a ligand for the LDL (apo B/E) receptor and for the specific apo-E receptor (chylomicron remnant) of hepatic tissues. .
GO - Molecular function
  • amyloid-beta binding : IDA:UniProtKB
  • antioxidant activity : IDA:BHF-UCL
  • cholesterol binding : IBA:GO_Central
  • cholesterol transporter activity : IBA:GO_Central
  • heparin binding : IDA:BHF-UCL
  • identical protein binding : IDA:BHF-UCL
  • lipid binding : IDA:UniProtKB
  • lipid transporter activity : IDA:BHF-UCL
  • lipoprotein particle binding : IEA:Ensembl
  • low-density lipoprotein particle receptor binding : IDA:BHF-UCL
  • metal chelating activity : IDA:BHF-UCL
  • phosphatidylcholine-sterol O-acyltransferase activator activity : IDA:BHF-UCL
  • phospholipid binding : IDA:BHF-UCL
  • protein dimerization activity : IDA:ARUK-UCL
  • protein homodimerization activity : IDA:ARUK-UCL
  • structural molecule activity : TAS:ARUK-UCL
  • tau protein binding : IPI:BHF-UCL
  • very-low-density lipoprotein particle receptor binding : IDA:BHF-UCL
GO - Biological process
  • AMPA glutamate receptor clustering : IDA:Alzheimers_University_of_Toronto
  • amyloid precursor protein metabolic process : IDA:UniProtKB
  • artery morphogenesis : IEA:Ensembl
  • cellular calcium ion homeostasis : IEA:Ensembl
  • cellular protein metabolic process : TAS:Reactome
  • cGMP-mediated signaling : IDA:BHF-UCL
  • cholesterol catabolic process : IBA:GO_Central
  • cholesterol efflux : IDA:BHF-UCL
  • cholesterol homeostasis : IDA:BHF-UCL
  • cholesterol metabolic process : IDA:BHF-UCL
  • chylomicron assembly : TAS:Reactome
  • chylomicron remnant clearance : IMP:BHF-UCL
  • chylomicron remodeling : TAS:Reactome
  • cytoskeleton organization : TAS:UniProtKB
  • fatty acid homeostasis : IDA:Alzheimers_University_of_Toronto
  • G-protein coupled receptor signaling pathway : IDA:BHF-UCL
  • high-density lipoprotein particle assembly : IDA:BHF-UCL
  • high-density lipoprotein particle clearance : IDA:BHF-UCL
  • high-density lipoprotein particle remodeling : IGI:BHF-UCL
  • intracellular transport : TAS:UniProtKB
  • lipid transport involved in lipid storage : ISS:BHF-UCL
  • lipoprotein biosynthetic process : IEA:Ensembl
  • lipoprotein catabolic process : IBA:GO_Central
  • locomotory exploration behavior : IMP:ARUK-UCL
  • long-chain fatty acid transport : IDA:Alzheimers_University_of_Toronto
  • long-term memory : IGI:ARUK-UCL
  • low-density lipoprotein particle remodeling : IEA:Ensembl
  • maintenance of location in cell : IEA:Ensembl
  • negative regulation of amyloid-beta formation : IDA:Alzheimers_University_of_Toronto
  • negative regulation of blood coagulation : IDA:BHF-UCL
  • negative regulation of blood vessel endothelial cell migration : IDA:BHF-UCL
  • negative regulation of canonical Wnt signaling pathway : IDA:ARUK-UCL
  • negative regulation of cellular protein metabolic process : IGI:ARUK-UCL
  • negative regulation of cholesterol biosynthetic process : IDA:BHF-UCL
  • negative regulation of cholesterol efflux : IDA:Alzheimers_University_of_Toronto
  • negative regulation of dendritic spine development : IDA:Alzheimers_University_of_Toronto
  • negative regulation of dendritic spine maintenance : IDA:Alzheimers_University_of_Toronto
  • negative regulation of endothelial cell proliferation : IDA:BHF-UCL
  • negative regulation of gene expression : ISS:ARUK-UCL
  • negative regulation of inflammatory response : IC:BHF-UCL
  • negative regulation of lipid biosynthetic process : IDA:Alzheimers_University_of_Toronto
  • negative regulation of lipid transport across blood brain barrier : IDA:Alzheimers_University_of_Toronto
  • negative regulation of long-term synaptic potentiation : IDA:ARUK-UCL
  • negative regulation of MAP kinase activity : IDA:BHF-UCL
  • negative regulation of neuron apoptotic process : IBA:GO_Central
  • negative regulation of neuron death : IDA:Alzheimers_University_of_Toronto
  • negative regulation of neuron projection development : IDA:ARUK-UCL
  • negative regulation of phospholipid efflux : IDA:Alzheimers_University_of_Toronto
  • negative regulation of platelet activation : IDA:BHF-UCL
  • negative regulation of postsynaptic membrane organization : IDA:Alzheimers_University_of_Toronto
  • negative regulation of presynaptic membrane organization : IDA:Alzheimers_University_of_Toronto
  • negative regulation of triglyceride metabolic process : IEA:Ensembl
  • neuron projection regeneration : IBA:GO_Central
  • nitric oxide mediated signal transduction : IDA:BHF-UCL
  • NMDA glutamate receptor clustering : IDA:Alzheimers_University_of_Toronto
  • phospholipid efflux : IDA:BHF-UCL
  • positive regulation by host of viral process : IMP:AgBase
  • positive regulation of amyloid fibril formation : TAS:ARUK-UCL
  • positive regulation of amyloid-beta formation : IDA:Alzheimers_University_of_Toronto
  • positive regulation of cGMP biosynthetic process : IDA:BHF-UCL
  • positive regulation of cholesterol efflux : IDA:Alzheimers_University_of_Toronto
  • positive regulation of cholesterol esterification : IDA:BHF-UCL
  • positive regulation of dendritic spine development : IDA:Alzheimers_University_of_Toronto
  • positive regulation of dendritic spine maintenance : IDA:Alzheimers_University_of_Toronto
  • positive regulation of endocytosis : IDA:ARUK-UCL
  • positive regulation of heparan sulfate binding : IDA:ARUK-UCL
  • positive regulation of heparan sulfate proteoglycan binding : IDA:ARUK-UCL
  • positive regulation of lipid biosynthetic process : IDA:Alzheimers_University_of_Toronto
  • positive regulation of lipid transport across blood brain barrier : IDA:Alzheimers_University_of_Toronto
  • positive regulation of low-density lipoprotein particle receptor catabolic process : IDA:BHF-UCL
  • positive regulation of membrane protein ectodomain proteolysis : IDA:BHF-UCL
  • positive regulation of neurofibrillary tangle assembly : IDA:Alzheimers_University_of_Toronto
  • positive regulation of neuron death : IDA:Alzheimers_University_of_Toronto
  • positive regulation of neuron projection development : IDA:ARUK-UCL
  • positive regulation of nitric-oxide synthase activity : IDA:BHF-UCL
  • positive regulation of phospholipid efflux : IDA:Alzheimers_University_of_Toronto
  • positive regulation of postsynaptic membrane organization : IDA:Alzheimers_University_of_Toronto
  • positive regulation of presynaptic membrane organization : IDA:Alzheimers_University_of_Toronto
  • post-translational protein modification : TAS:Reactome
  • protein import : IDA:Alzheimers_University_of_Toronto
  • receptor-mediated endocytosis : IDA:BHF-UCL
  • regulation of amyloid fibril formation : IDA:ARUK-UCL
  • regulation of amyloid-beta clearance : IDA:Alzheimers_University_of_Toronto
  • regulation of axon extension : TAS:UniProtKB
  • regulation of behavioral fear response : IMP:ARUK-UCL
  • regulation of Cdc42 protein signal transduction : IDA:BHF-UCL
  • regulation of cellular response to very-low-density lipoprotein particle stimulus : IDA:ARUK-UCL
  • regulation of cholesterol metabolic process : IGI:ARUK-UCL
  • regulation of neuron death : IDA:Alzheimers_University_of_Toronto
  • regulation of neuronal synaptic plasticity : TAS:UniProtKB
  • regulation of protein homooligomerization : IDA:ARUK-UCL
  • regulation of protein metabolic process : IGI:ARUK-UCL
  • regulation of tau-protein kinase activity : IDA:Alzheimers_University_of_Toronto
  • regulation of transcription by RNA polymerase II : TAS:Reactome
  • response to caloric restriction : IGI:ARUK-UCL
  • response to dietary excess : IEA:Ensembl
  • response to reactive oxygen species : NAS:UniProtKB
  • retinoid metabolic process : TAS:Reactome
  • reverse cholesterol transport : IDA:BHF-UCL
  • synaptic transmission, cholinergic : TAS:UniProtKB
  • triglyceride catabolic process : IBA:GO_Central
  • triglyceride homeostasis : ISS:BHF-UCL
  • triglyceride metabolic process : IDA:BHF-UCL
  • vasodilation : IEA:Ensembl
  • very-low-density lipoprotein particle clearance : IDA:BHF-UCL
  • very-low-density lipoprotein particle remodeling : IDA:BHF-UCL
  • virion assembly : IMP:AgBase
Back
(a) The Signal peptide D-score cutoff for "YES"(having signal peptide) is 0.45.
(b) Non-classically secreted proteins should obtain an NN-score(Neural Networks score) exceeding the normal threshold of 0.5, but not at the same time be predicted to contain a signal peptide.