[English] 日本語
![](img/lk-miru.gif)
- PDB-1nh6: Structure of S. marcescens chitinase A, E315L, complex with hexas... -
+
Open data
-
Basic information
Entry | Database: PDB / ID: 1nh6 | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Title | Structure of S. marcescens chitinase A, E315L, complex with hexasaccharide | |||||||||
![]() | chitinase A | |||||||||
![]() | HYDROLASE / (beta/alpha)8-barrel / oligosaccharide complex | |||||||||
Function / homology | ![]() chitinase / chitinase activity / chitin catabolic process / chitin binding / polysaccharide catabolic process / extracellular region Similarity search - Function | |||||||||
Biological species | ![]() | |||||||||
Method | ![]() ![]() ![]() | |||||||||
![]() | Aronson Jr., N.N. / Halloran, B.A. / Alexyev, M.F. / Amable, L. / Madura, J.D. / Pasupulati, L. / Worth, C. / Van Roey, P. | |||||||||
![]() | ![]() Title: Family 18 chitinase-oligosaccharide substrate interaction: subsite preference and anomer selectivity of Serratia marcescens chitinase A. Authors: Aronson Jr., N.N. / Halloran, B.A. / Alexyev, M.F. / Amable, L. / Madura, J.D. / Pasupulati, L. / Worth, C. / Van Roey, P. | |||||||||
History |
| |||||||||
Remark 999 | sequence The author indicates that these represent strain variations. |
-
Structure visualization
Structure viewer | Molecule: ![]() ![]() |
---|
-
Downloads & links
-
Download
PDBx/mmCIF format | ![]() | 134.6 KB | Display | ![]() |
---|---|---|---|---|
PDB format | ![]() | 101.4 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 728.4 KB | Display | ![]() |
---|---|---|---|---|
Full document | ![]() | 732.3 KB | Display | |
Data in XML | ![]() | 27.4 KB | Display | |
Data in CIF | ![]() | 42.7 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1edqS S: Starting model for refinement |
---|---|
Similar structure data |
-
Links
-
Assembly
Deposited unit | ![]()
| ||||||||
---|---|---|---|---|---|---|---|---|---|
1 |
| ||||||||
Unit cell |
|
-
Components
#1: Protein | Mass: 58653.660 Da / Num. of mol.: 1 / Mutation: E315L Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() References: GenBank: 3308994, UniProt: P07254*PLUS, chitinase |
---|---|
#2: Polysaccharide | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2- ...2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose Source method: isolated from a genetically manipulated source |
#3: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: ![]() |
---|
-
Sample preparation
Crystal | Density Matthews: 3.65 Å3/Da / Density % sol: 66.04 % | |||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Crystal grow | Temperature: 283 K / Method: vapor diffusion, hanging drop / pH: 7 Details: 8-12% ethanol, 0.8-1.3 M NaCl, 0.1 M HEPES, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 283K | |||||||||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS pH: 6.5 | |||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
|
-Data collection
Diffraction | Mean temperature: 100 K |
---|---|
Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: May 12, 2000 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 2.05→30 Å / Num. all: 681751 / Num. obs: 681751 / Observed criterion σ(I): 0 / Redundancy: 4.4 % / Biso Wilson estimate: 13.4 Å2 / Rmerge(I) obs: 0.069 / Net I/σ(I): 9.2 |
Reflection shell | Resolution: 2.05→2.1 Å / Redundancy: 4 % / Rmerge(I) obs: 0.318 / Mean I/σ(I) obs: 2.4 / % possible all: 87.3 |
Reflection | *PLUS Lowest resolution: 36 Å / % possible obs: 98.6 % |
Reflection shell | *PLUS % possible obs: 87.3 % |
-
Processing
Software |
| ||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Refinement | Method to determine structure: ![]() Starting model: 1EDQ Resolution: 2.05→29.16 Å / Rfactor Rfree error: 0.003 / Data cutoff high absF: 2735168.21 / Data cutoff high rms absF: 2735168.21 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 / Stereochemistry target values: Engh & Huber
| ||||||||||||||||||||||||||||||||||||
Solvent computation | Solvent model: FLAT MODEL / Bsol: 57.1079 Å2 / ksol: 0.349994 e/Å3 | ||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 25.8 Å2
| ||||||||||||||||||||||||||||||||||||
Refine analyze |
| ||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.05→29.16 Å
| ||||||||||||||||||||||||||||||||||||
Refine LS restraints |
| ||||||||||||||||||||||||||||||||||||
LS refinement shell | Resolution: 2.05→2.18 Å / Rfactor Rfree error: 0.009 / Total num. of bins used: 6
| ||||||||||||||||||||||||||||||||||||
Xplor file |
| ||||||||||||||||||||||||||||||||||||
Software | *PLUS Version: 0.9 / Classification: refinement | ||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Lowest resolution: 36 Å / Rfactor Rfree: 0.225 / Rfactor Rwork: 0.195 | ||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
|