+Open data
-Basic information
Entry | Database: PDB / ID: 1nxb | ||||||
---|---|---|---|---|---|---|---|
Title | STRUCTURE AND FUNCTION OF SNAKE VENOM CURARIMIMETIC NEUROTOXINS | ||||||
Components | NEUROTOXIN B | ||||||
Keywords | NEUROTOXIN (POST-SYNAPTIC) | ||||||
Function / homology | Function and homology information acetylcholine receptor inhibitor activity / ion channel regulator activity / toxin activity / extracellular region Similarity search - Function | ||||||
Biological species | Laticauda semifasciata (broad-banded blue sea krait) | ||||||
Method | X-RAY DIFFRACTION / Resolution: 1.38 Å | ||||||
Authors | Tsernoglou, D. / Petsko, G.A. | ||||||
Citation | Journal: Mol.Pharmacol. / Year: 1978 Title: Structure and function of snake venom curarimimetic neurotoxins. Authors: Tsernoglou, D. / Petsko, G.A. / Hudson, R.A. #1: Journal: Science / Year: 1977 Title: Molecular Graphics. Application to the Structure Determination of a Snake Venom Neurotoxin Authors: Tsernoglou, D. / Petsko, G.A. / Mcqueenjunior, J.E. / Hermans, J. #2: Journal: Biochim.Biophys.Acta / Year: 1977 Title: Protein Sequencing by Computer Graphics Authors: Tsernoglou, D. / Petsko, G.A. / TU, A.T. #3: Journal: Proc.Natl.Acad.Sci.USA / Year: 1977 Title: Three-Dimensional Structure of Neurotoxin a from Venom of the Philippines Sea Snake Authors: Tsernoglou, D. / Petsko, G.A. #4: Journal: FEBS Lett. / Year: 1976 Title: The Crystal Structure of a Post-Synaptic Neurotoxin from Sea Snake at 2.2 Angstroms Resolution Authors: Tsernoglou, D. / Petsko, G.A. | ||||||
History |
|
-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
---|
-Downloads & links
-Download
PDBx/mmCIF format | 1nxb.cif.gz | 27.6 KB | Display | PDBx/mmCIF format |
---|---|---|---|---|
PDB format | pdb1nxb.ent.gz | 15 KB | Display | PDB format |
PDBx/mmJSON format | 1nxb.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 1nxb_validation.pdf.gz | 381 KB | Display | wwPDB validaton report |
---|---|---|---|---|
Full document | 1nxb_full_validation.pdf.gz | 432.3 KB | Display | |
Data in XML | 1nxb_validation.xml.gz | 10.9 KB | Display | |
Data in CIF | 1nxb_validation.cif.gz | 13.6 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/nx/1nxb ftp://data.pdbj.org/pub/pdb/validation_reports/nx/1nxb | HTTPS FTP |
-Related structure data
Similar structure data |
---|
-Links
-Assembly
Deposited unit |
| ||||||||
---|---|---|---|---|---|---|---|---|---|
1 |
| ||||||||
Unit cell |
|
-Components
#1: Protein | Mass: 6877.759 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Laticauda semifasciata (broad-banded blue sea krait) References: UniProt: Q90VW1 | ||||||||
---|---|---|---|---|---|---|---|---|---|
#2: Chemical | #3: Water | ChemComp-HOH / | Compound details | THE PROTEIN IS PROBABLY IDENTICAL TO ERABUTOXIN FROM JAPANESE SEA SNAKES. THIS POINT IS DISCUSSED ...THE PROTEIN IS PROBABLY IDENTICAL TO ERABUTOXIN | Nonpolymer details | COORDINATES FOR TWO SULFATE IONS ARE INCLUDED BELOW. THERE IS PROBABLY AT LEAST ONE OTHER BOUND ...COORDINATE | Sequence details | RESIDUE NUMBERING IS SEQUENTIAL. IN PUBLISHED PAPERS A GENERAL HOMOLOGY SEQUENCE NUMBERING IS USED ...RESIDUE NUMBERING IS SEQUENTIAL | |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION |
---|
-Sample preparation
Crystal | Density Matthews: 1.8 Å3/Da / Density % sol: 31.64 % |
---|
-Data collection
Radiation | Scattering type: x-ray |
---|---|
Radiation wavelength | Relative weight: 1 |
-Processing
Software | Name: PROLSQ / Classification: refinement | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Refinement | Highest resolution: 1.38 Å | ||||||||||||
Refinement step | Cycle: LAST / Highest resolution: 1.38 Å
|