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Yorodumi- PDB-1lxh: Solution structure of alpha-cobratoxin complexed with a cognate p... -
+Open data
-Basic information
Entry | Database: PDB / ID: 1lxh | ||||||
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Title | Solution structure of alpha-cobratoxin complexed with a cognate peptide (minimized average structure) | ||||||
Components |
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Keywords | TOXIN / alpha-cobratoxin / nicotinic acetylcholine receptor / protein-protein interaction | ||||||
Function / homology | Function and homology information acetylcholine receptor inhibitor activity / ion channel regulator activity / acetylcholine-gated monoatomic cation-selective channel activity / transmembrane signaling receptor activity / toxin activity / postsynaptic membrane / neuron projection / extracellular region Similarity search - Function | ||||||
Biological species | Torpedo californica (Pacific electric ray) Naja kaouthia (monocled cobra) | ||||||
Method | SOLUTION NMR / distance geometry, simulated annealing | ||||||
Model type details | minimized average | ||||||
Authors | Zeng, H. / Hawrot, E. | ||||||
Citation | Journal: J.Biol.Chem. / Year: 2002 Title: NMR-based Binding Screen and Structural Analysis of the Complex Formed between alpha-Cobratoxin and an 18-mer Cognate Peptide Derived from the alpha1 Subunit of the Nicotinic Acetylcholine ...Title: NMR-based Binding Screen and Structural Analysis of the Complex Formed between alpha-Cobratoxin and an 18-mer Cognate Peptide Derived from the alpha1 Subunit of the Nicotinic Acetylcholine Receptor from Torpedo californica Authors: Zeng, H. / Hawrot, E. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1lxh.cif.gz | 35.2 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1lxh.ent.gz | 27.1 KB | Display | PDB format |
PDBx/mmJSON format | 1lxh.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 1lxh_validation.pdf.gz | 247.3 KB | Display | wwPDB validaton report |
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Full document | 1lxh_full_validation.pdf.gz | 247.1 KB | Display | |
Data in XML | 1lxh_validation.xml.gz | 5 KB | Display | |
Data in CIF | 1lxh_validation.cif.gz | 6.2 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/lx/1lxh ftp://data.pdbj.org/pub/pdb/validation_reports/lx/1lxh | HTTPS FTP |
-Related structure data
-Links
-Assembly
Deposited unit |
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1 |
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NMR ensembles |
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-Components
#1: Protein | Mass: 7842.094 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Naja kaouthia (monocled cobra) / References: UniProt: P01391 |
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#2: Protein/peptide | Mass: 2424.732 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Torpedo californica (Pacific electric ray) Plasmid: PET-31B(+) / Species (production host): Escherichia coli / Production host: Escherichia coli BL21(DE3) (bacteria) / Strain (production host): BL21 (DE3) / References: UniProt: P02710 |
-Experimental details
-Experiment
Experiment | Method: SOLUTION NMR | ||||||||||||||||||||||||||||
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NMR experiment |
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-Sample preparation
Details | Contents: 1.6 mM alpha-cobratoxin/alpha18-mer complex, alpha18-mer is U-15N, 50 mM perdeuterated potassium acetate buffer (pH 4.0) with 5% D2O and 0.05% sodium azide Solvent system: 95% H2O/5% D2O |
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Sample conditions | Ionic strength: NULL / pH: 4.0 / Pressure: AMBIENT / Temperature: 308 K |
Crystal grow | *PLUS Method: other / Details: NMR |
-NMR measurement
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M |
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Radiation wavelength | Relative weight: 1 |
NMR spectrometer | Type: Bruker AVANCE / Manufacturer: Bruker / Model: AVANCE / Field strength: 600 MHz |
-Processing
NMR software |
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Refinement | Method: distance geometry, simulated annealing / Software ordinal: 1 | ||||||||||||||||||||
NMR representative | Selection criteria: minimized average structure | ||||||||||||||||||||
NMR ensemble | Conformers submitted total number: 1 |