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Open data
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Basic information
Entry | Database: PDB / ID: 1nfo | ||||||
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Title | APOLIPOPROTEIN E2 (APOE2, D154A MUTATION) | ||||||
![]() | APOLIPOPROTEIN E2 | ||||||
![]() | LIPID TRANSPORT / HEPARIN-BINDING / PLASMA PROTEIN / HDL / VLDL | ||||||
Function / homology | ![]() chylomicron remnant / lipid transport involved in lipid storage / triglyceride-rich lipoprotein particle clearance / intermediate-density lipoprotein particle clearance / positive regulation of lipid transport across blood-brain barrier / positive regulation of heparan sulfate proteoglycan binding / regulation of cellular response to very-low-density lipoprotein particle stimulus / metal chelating activity / Transcriptional regulation by the AP-2 (TFAP2) family of transcription factors / lipoprotein particle ...chylomicron remnant / lipid transport involved in lipid storage / triglyceride-rich lipoprotein particle clearance / intermediate-density lipoprotein particle clearance / positive regulation of lipid transport across blood-brain barrier / positive regulation of heparan sulfate proteoglycan binding / regulation of cellular response to very-low-density lipoprotein particle stimulus / metal chelating activity / Transcriptional regulation by the AP-2 (TFAP2) family of transcription factors / lipoprotein particle / regulation of amyloid-beta clearance / discoidal high-density lipoprotein particle / intermediate-density lipoprotein particle / chylomicron remnant clearance / maintenance of location in cell / very-low-density lipoprotein particle clearance / very-low-density lipoprotein particle remodeling / Chylomicron clearance / negative regulation of triglyceride metabolic process / response to caloric restriction / acylglycerol homeostasis / NMDA glutamate receptor clustering / Chylomicron remodeling / phosphatidylcholine-sterol O-acyltransferase activator activity / lipid transporter activity / positive regulation of phospholipid efflux / Chylomicron assembly / positive regulation of low-density lipoprotein particle receptor catabolic process / positive regulation of cholesterol metabolic process / regulation of behavioral fear response / regulation of amyloid fibril formation / regulation of protein metabolic process / high-density lipoprotein particle clearance / multivesicular body, internal vesicle / lipoprotein catabolic process / melanosome organization / chylomicron / high-density lipoprotein particle remodeling / very-low-density lipoprotein particle receptor binding / phospholipid efflux / AMPA glutamate receptor clustering / positive regulation by host of viral process / very-low-density lipoprotein particle / reverse cholesterol transport / positive regulation of amyloid-beta clearance / cholesterol transfer activity / high-density lipoprotein particle assembly / low-density lipoprotein particle / positive regulation of CoA-transferase activity / lipoprotein biosynthetic process / protein import / negative regulation of blood coagulation / high-density lipoprotein particle / low-density lipoprotein particle remodeling / negative regulation of amyloid fibril formation / synaptic transmission, cholinergic / heparan sulfate proteoglycan binding / negative regulation of cholesterol biosynthetic process / amyloid precursor protein metabolic process / regulation of Cdc42 protein signal transduction / triglyceride homeostasis / regulation of amyloid precursor protein catabolic process / positive regulation of membrane protein ectodomain proteolysis / HDL remodeling / negative regulation of endothelial cell migration / Scavenging by Class A Receptors / negative regulation of protein metabolic process / artery morphogenesis / cholesterol efflux / regulation of axon extension / regulation of cholesterol metabolic process / positive regulation of amyloid fibril formation / low-density lipoprotein particle receptor binding / triglyceride metabolic process / positive regulation of dendritic spine development / regulation of innate immune response / virion assembly / locomotory exploration behavior / regulation of neuronal synaptic plasticity / negative regulation of amyloid-beta formation / negative regulation of endothelial cell proliferation / lipoprotein particle binding / positive regulation of endocytosis / antioxidant activity / response to dietary excess / negative regulation of blood vessel endothelial cell migration / negative regulation of long-term synaptic potentiation / positive regulation of dendritic spine maintenance / negative regulation of platelet activation / positive regulation of cholesterol efflux / intracellular transport / regulation of protein-containing complex assembly / negative regulation of protein secretion / fatty acid homeostasis / cholesterol catabolic process / long-term memory / long-chain fatty acid transport / positive regulation of lipid biosynthetic process / synaptic cleft / regulation of proteasomal protein catabolic process Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Rupp, B. / Parkin, S. | ||||||
![]() | ![]() Title: Novel mechanism for defective receptor binding of apolipoprotein E2 in type III hyperlipoproteinemia. Authors: Dong, L.M. / Parkin, S. / Trakhanov, S.D. / Rupp, B. / Simmons, T. / Arnold, K.S. / Newhouse, Y.M. / Innerarity, T.L. / Weisgraber, K.H. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 41.9 KB | Display | ![]() |
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PDB format | ![]() | 29.2 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 413.9 KB | Display | ![]() |
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Full document | ![]() | 418.2 KB | Display | |
Data in XML | ![]() | 9.1 KB | Display | |
Data in CIF | ![]() | 12.6 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1nfnSC S: Starting model for refinement C: citing same article ( |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 22064.021 Da / Num. of mol.: 1 / Fragment: 22KD RECEPTOR BINDING DOMAIN / Mutation: D154A Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
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#2: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.07 Å3/Da / Density % sol: 59.9 % | ||||||||||||||||||||||||||||||
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Crystal grow | *PLUS Method: vapor diffusion, hanging drop / Details: Wilson, C., (1991) Science, 252, 1817. / PH range low: 5.3 / PH range high: 4.5 | ||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 130 K |
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Diffraction source | Source: ![]() |
Detector | Type: ADSC / Detector: AREA DETECTOR |
Radiation | Monochromator: GRAPHITE(002) / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2→15 Å / % possible obs: 94.2 % / Redundancy: 3.5 % / Rmerge(I) obs: 0.0509 |
Reflection | *PLUS Num. obs: 8964 / Observed criterion σ(I): 2 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PHASING MODEL DERIVED FROM 1NFN Resolution: 2→8 Å / Num. parameters: 5267 / Num. restraintsaints: 4789 / Cross valid method: R-FREE / σ(F): 0 Details: RESIDUES 23 AND 24 ARE NOT WELL DEFINED AND THE BOND ANGLES ARE ON THE BORDERLINE OF THE ALLOWED REGIONS. CONSIDERING THE WEAK ELECTRON DENSITY THERE IS NO POINT IN ATTEMPTING TO ACCURATELY ...Details: RESIDUES 23 AND 24 ARE NOT WELL DEFINED AND THE BOND ANGLES ARE ON THE BORDERLINE OF THE ALLOWED REGIONS. CONSIDERING THE WEAK ELECTRON DENSITY THERE IS NO POINT IN ATTEMPTING TO ACCURATELY REFINE THESE TWO RESIDUES.
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Solvent computation | Solvent model: 'SWAT' IN SHELXL93 | |||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2→8 Å
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Refine LS restraints |
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Software | *PLUS Name: SHELXL-93 / Classification: refinement | |||||||||||||||||||||||||||||||||
Refinement | *PLUS Rfactor Rfree: 0.27 | |||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | |||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS |