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Open data
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Basic information
| Entry | Database: PDB / ID: 1s4g | |||||||||
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| Title | Somatomedin-B Domain of human plasma vitronectin. | |||||||||
Components | Vitronectin | |||||||||
Keywords | CELL ADHESION / Somatomedin B domain / disulfide knot / vitronectin | |||||||||
| Function / homology | Function and homology informationsmooth muscle cell-matrix adhesion / rough endoplasmic reticulum lumen / peptidase inhibitor complex / alphav-beta3 integrin-vitronectin complex / protein complex involved in cell-matrix adhesion / positive regulation of vascular endothelial growth factor signaling pathway / extracellular matrix binding / positive regulation of vascular endothelial growth factor receptor signaling pathway / positive regulation of cell-substrate adhesion / extracellular matrix structural constituent ...smooth muscle cell-matrix adhesion / rough endoplasmic reticulum lumen / peptidase inhibitor complex / alphav-beta3 integrin-vitronectin complex / protein complex involved in cell-matrix adhesion / positive regulation of vascular endothelial growth factor signaling pathway / extracellular matrix binding / positive regulation of vascular endothelial growth factor receptor signaling pathway / positive regulation of cell-substrate adhesion / extracellular matrix structural constituent / positive regulation of smooth muscle cell migration / scavenger receptor activity / Molecules associated with elastic fibres / cell adhesion mediated by integrin / Syndecan interactions / positive regulation of wound healing / endodermal cell differentiation / polysaccharide binding / oligodendrocyte differentiation / basement membrane / negative regulation of blood coagulation / protein polymerization / negative regulation of fibrinolysis / ECM proteoglycans / Integrin cell surface interactions / regulation of cell adhesion / collagen binding / negative regulation of proteolysis / extracellular matrix organization / liver regeneration / Regulation of Complement cascade / cell-matrix adhesion / integrin-mediated signaling pathway / positive regulation of receptor-mediated endocytosis / Golgi lumen / integrin binding / cell migration / heparin binding / : / blood microparticle / cell adhesion / immune response / intracellular membrane-bounded organelle / endoplasmic reticulum / extracellular space / extracellular exosome / extracellular region / identical protein binding Similarity search - Function | |||||||||
| Biological species | Homo sapiens (human) | |||||||||
| Method | SOLUTION NMR / simulated annealing | |||||||||
Authors | Mayasundari, A. / Whittemore, N.A. / Serpersu, E.H. / Peterson, C.B. | |||||||||
Citation | Journal: J.Biol.Chem. / Year: 2004Title: The solution structure of the N-terminal domain of human vitronectin: proximal sites that regulate fibrinolysis and cell migration Authors: Mayasundari, A. / Whittemore, N.A. / Serpersu, E.H. / Peterson, C.B. | |||||||||
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Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 1s4g.cif.gz | 300.4 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb1s4g.ent.gz | 247.5 KB | Display | PDB format |
| PDBx/mmJSON format | 1s4g.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 1s4g_validation.pdf.gz | 353.4 KB | Display | wwPDB validaton report |
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| Full document | 1s4g_full_validation.pdf.gz | 433 KB | Display | |
| Data in XML | 1s4g_validation.xml.gz | 15.7 KB | Display | |
| Data in CIF | 1s4g_validation.cif.gz | 27.1 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/s4/1s4g ftp://data.pdbj.org/pub/pdb/validation_reports/s4/1s4g | HTTPS FTP |
-Related structure data
| Similar structure data |
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Links
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Assembly
| Deposited unit | ![]()
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| NMR ensembles |
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Components
| #1: Protein | Mass: 5824.493 Da / Num. of mol.: 1 / Fragment: Somatomedin B / Source method: isolated from a natural source / Source: (natural) Homo sapiens (human) / Tissue: plasma / References: UniProt: P04004 |
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| Has protein modification | Y |
-Experimental details
-Experiment
| Experiment | Method: SOLUTION NMR | ||||||||||||||||
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| NMR experiment |
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Sample preparation
| Details | Contents: Isolated from human plasma vitronectin by CNBr cleavage |
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| Sample conditions | Ionic strength: low / pH: 4.4 / Temperature: 298 K |
-NMR measurement
| Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M |
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| Radiation wavelength | Relative weight: 1 |
| NMR spectrometer | Type: Varian INOVA / Manufacturer: Varian / Model: INOVA / Field strength: 600 MHz |
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Processing
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| Refinement | Method: simulated annealing / Software ordinal: 1 Details: NOE cross-peak intensities were converted into distance restraints as follows: strong, 1.8-2.7 ; medium, 1.8-3.4 ; weak, 1.8-4.5 , and very weak 1.8-6.0. An additional 1.0 was added to upper ...Details: NOE cross-peak intensities were converted into distance restraints as follows: strong, 1.8-2.7 ; medium, 1.8-3.4 ; weak, 1.8-4.5 , and very weak 1.8-6.0. An additional 1.0 was added to upper limits involving methyl protons, 0.5 for methylene protons and 2.3 for degenerate Hd and He protons of tyrosines and phenylalanines. Also, a 0.2 was added to the upper limits of NOEs involving amide protons. Backbone F angles were restrained to -120 50 for 3JHNHa = 8-9 Hz, and -120 40 for JHNHa > 9Hz. A restraint of 100 80 was also applied to F angle for residues that show stronger NHi-Hai-1 NOE than the intraresidue NH-Ha NOE. A total of 329 NOE restraints and 18 F restraints were used in structure determination. Random structures were generated by subjecting the peptide to an initial 10000-step minimization at 298K. The temperature was then raised gradually to 1000K during a 1000 step dynamics simulation. The peptide was subjected to minimization and a 10ps dynamics at 1000K. The NMR-derived restraints were then imposed on the peptide and the peptide was slowly annealed to 298K in a 100ps trajectory. Finally, the structures were subjected to further minimization at 298K. The force constant for the distance restraints was 100 kcal/mol 2 and the dielectric constant was 4. | ||||||||||||||||||||||||||||
| NMR representative | Selection criteria: closest to the average | ||||||||||||||||||||||||||||
| NMR ensemble | Conformer selection criteria: structures with favorable non-bond energy Conformers calculated total number: 60 / Conformers submitted total number: 20 |
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Homo sapiens (human)
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