1.95 A resolution structure of (R207S,R292S) mutant of malate dehydrogenase from the halophilic archaeon Haloarcula marismortui (holo form)
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1GT2 | PDB ENTRY 1GT2 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 7.6 | 2 M NACL, 25 MM TRIS PH 7.6, 2.5 MM NADH, 50% MPD |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.46 | 62.41 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 126.64 | α = 90 |
b = 114.42 | β = 93.11 |
c = 124.87 | γ = 90 |
Symmetry | |
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Space Group | C 1 2 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC CCD | TOROIDAL MIRROR | 2000-06-17 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID14-2 | ESRF | ID14-2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||||
1 | 1.95 | 42.26 | 77.8 | 0.0642 | 12.86 | 3.34 | 100475 | 18.84 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.95 | 2.02 | 43.9 | 0.1427 | 4.03 | 2.12 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 1GT2 | 1.95 | 12 | 94883 | 5049 | 78.8 | 0.19365 | 0.18991 | 0.2 | 0.26328 | 0.23 | RANDOM | 24.478 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[3][3] | |||
1.63 | 0.75 | 0.36 | -1.91 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 9088 |
Nucleic Acid Atoms | |
Solvent Atoms | 677 |
Heterogen Atoms | 184 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
BIOMOL | data scaling |
AMoRE | phasing |