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Open data
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Basic information
Entry | Database: PDB / ID: 1d5h | ||||||
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Title | Rnase s(f8a). mutant ribonucleasE S. | ||||||
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![]() | HYDROLASE / RNASE S MUTANT F8A CAVITY S PROTEIN S PEPTIDE | ||||||
Function / homology | ![]() pancreatic ribonuclease / ribonuclease A activity / RNA nuclease activity / nucleic acid binding / lyase activity / defense response to Gram-positive bacterium / extracellular region Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() | ||||||
![]() | Ratnaparkhi, G.S. / Varadarajan, R. | ||||||
![]() | ![]() Title: Thermodynamic and structural studies of cavity formation in proteins suggest that loss of packing interactions rather than the hydrophobic effect dominates the observed energetics. Authors: Ratnaparkhi, G.S. / Varadarajan, R. #1: ![]() Title: X-ray crystallographic studies of the denaturation of ribonuclease S Authors: Ratnaparkhi, G.S. / Varadarajan, R. #2: ![]() Title: Crystallographic structures of ribonuclease S variants with nonpolar substitution at position 13: packing and cavities Authors: Varadarajan, R. / Richards, F.M. #3: ![]() Title: Thermodynamic and structural consequences of changing a sulfur atom to a methylene group in the M13Nle mutation in ribonuclease-S Authors: Thomson, J. / Ratnaparkhi, G.S. / Varadarajan, R. / Sturtevant, J.M. / Richards, F.M. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 40 KB | Display | ![]() |
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PDB format | ![]() | 31.1 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
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Links
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Assembly
Deposited unit | ![]()
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Unit cell |
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Details | Monomer. Two fragments S peptide and S protein held together by non-covalent interactions |
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Components
#1: Protein/peptide | Mass: 1675.863 Da / Num. of mol.: 1 / Fragment: RESIDUES 1-15 / Mutation: F8A / Source method: obtained synthetically Details: S15 peptide synthesized by solid phase peptide synthesis References: UniProt: P61823 |
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#2: Protein | Mass: 11294.749 Da / Num. of mol.: 1 / Fragment: RESIDUES 24-124 / Source method: isolated from a natural source Details: DERIEVED FROM A LIMIT DIGEST OF BOVINE PANCREATIC RNASE A Source: (natural) ![]() ![]() |
#3: Chemical | ChemComp-SO4 / |
#4: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.17 Å3/Da / Density % sol: 43.28 % | ||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / pH: 5.75 Details: 3M CsCl, 35% Ammonium Sulfate. 0.1 M Sodium Acetate, pH 5.75, VAPOR DIFFUSION, SITTING DROP, temperature 20K | ||||||||||||||||||||||||||||||
Crystal grow | *PLUS Method: unknown / Details: Thomson, J., (1994) Biochemistry, 33, 8587. | ||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 293 K |
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Diffraction source | Source: ![]() |
Detector | Type: XENTRONICS / Detector: AREA DETECTOR / Date: Mar 8, 1994 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.2→10 Å / Num. obs: 5328 / % possible obs: 95 % / Observed criterion σ(F): 1 / Observed criterion σ(I): 1 / Redundancy: 2.5 % / Biso Wilson estimate: 22.3 Å2 / Rmerge(I) obs: 0.06 / Net I/σ(I): 13 |
Reflection shell | Resolution: 2.25→2.37 Å / Rmerge(I) obs: 0.3 / Num. unique all: 504 / % possible all: 70 |
Reflection | *PLUS Rmerge(I) obs: 0.06 |
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Processing
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Refinement | Resolution: 2.25→10 Å / Rfactor Rfree error: 0.012 / Data cutoff high absF: 10000000 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 1 / Stereochemistry target values: NA / Details: NA
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Displacement parameters | Biso mean: 13.9 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2.25→10 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.25→2.37 Å / Rfactor Rfree error: 0.049 / Total num. of bins used: 7
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Xplor file |
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Software | *PLUS Name: ![]() | ||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS σ(F): 1 / % reflection Rfree: 10.6 % / Rfactor obs: 0.21 / Rfactor Rwork: 0.21 | ||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS Biso mean: 13.9 Å2 | ||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor Rfree: 0.385 / % reflection Rfree: 11 % / Rfactor Rwork: 0.305 |