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- PDB-1cos: CRYSTAL STRUCTURE OF A SYNTHETIC TRIPLE-STRANDED ALPHA-HELICAL BUNDLE -
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Open data
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Basic information
Entry | Database: PDB / ID: 1cos | ||||||
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Title | CRYSTAL STRUCTURE OF A SYNTHETIC TRIPLE-STRANDED ALPHA-HELICAL BUNDLE | ||||||
![]() | COILED SERINE | ||||||
![]() | ALPHA-HELICAL BUNDLE | ||||||
Method | ![]() | ||||||
![]() | Lovejoy, B. / Choe, S. / Cascio, D. / Mcrorie, D.K. / Degrado, W. / Eisenberg, D. | ||||||
![]() | ![]() Title: Crystal structure of a synthetic triple-stranded alpha-helical bundle. Authors: Lovejoy, B. / Choe, S. / Cascio, D. / McRorie, D.K. / DeGrado, W.F. / Eisenberg, D. #1: ![]() Title: X-Ray Grade Crystals of a Designed Alpha-Helical Coiled Coil Authors: Lovejoy, B. / Le, T.C. / Luthy, R. / Cascio, D. / O'Neil, K.T. / Degrado, W.F. / Eisenberg, D. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 23.8 KB | Display | ![]() |
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PDB format | ![]() | 19.1 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 425.9 KB | Display | ![]() |
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Full document | ![]() | 430 KB | Display | |
Data in XML | ![]() | 6.6 KB | Display | |
Data in CIF | ![]() | 8.1 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
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/peptide | Mass: 3335.865 Da / Num. of mol.: 3 Source method: isolated from a genetically manipulated source #2: Water | ChemComp-HOH / | Compound details | RESIDUES GLU 1, HIS 28, AND GLY 29 OF EACH CHAIN ARE IN EXTENDED CONFORMATION. ALL OTHER RESIDUES ...RESIDUES GLU 1, HIS 28, AND GLY 29 OF EACH CHAIN ARE IN EXTENDED CONFORMATI | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.08 Å3/Da / Density % sol: 40.98 % | ||||||||||||||||||||
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Crystal grow | *PLUS Temperature: 22 ℃ / pH: 5 / Method: vapor diffusion, hanging dropDetails: referred to 'Lovejoy, B.', (1992) 'Protein Sci.', 1, 956. | ||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Radiation | Scattering type: x-ray |
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Radiation wavelength | Relative weight: 1 |
Reflection | *PLUS Highest resolution: 2.1 Å / Num. all: 13096 / Num. obs: 4512 / % possible obs: 86 % / Rmerge(I) obs: 0.057 |
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Processing
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Refinement | Resolution: 2.1→7 Å / Rfactor Rwork: 0.18 / σ(F): 1 | ||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.1→7 Å
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Refine LS restraints |
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Refinement | *PLUS Highest resolution: 2.1 Å / Lowest resolution: 7 Å / σ(F): 1 / Rfactor obs: 0.18 | ||||||||||||
Solvent computation | *PLUS | ||||||||||||
Displacement parameters | *PLUS | ||||||||||||
Refine LS restraints | *PLUS
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