X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 6.5 293 Protein component: 8 mg/ml IDH, 20mM Tris-HCl pH 7.5, 100mM sodium chloride, 10mM NADPH, 10mM calcium chloride, 75mM alpha-ketoglutaric acid sodium salt. Precipitant: 100mM MES pH 6.5, 20% PEG 6000. Ratio of protein component to precipitant in initial hanging drop: 2:1., VAPOR DIFFUSION, HANGING DROP, temperature 293K
Unit Cell:
a: 96.120 Å b: 274.690 Å c: 116.500 Å α: 90.000° β: 90.000° γ: 90.000°
Symmetry:
Space Group: C 2 2 21
Crystal Properties:
Matthew's Coefficient: 2.670 Solvent Content: 53.600
Refinement Statistics
Diffraction ID Structure Solution Method Cross Validation Method Resolution Limit (High) Resolution Limit (Low) Number of Reflections (Observed) Number of Reflections (R-free) Percent Reflections (Observed) R-Work R-Free Mean Isotropic
X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 2.100 24.910 78956 4153 92.360 0.222 0.262 33.273
Data Collection
Overall
Resolution Limit (High) Resolution Limit (Low) Percent Possible (Observed) R Merge I (Observed) R Sym 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
2.100 25.000 92.400 0.080 ? 20.3 8.600 89958 83121 ? 0.0 31.0
Highest Resolution Shell
# Resolution Limits (Low) Resolution Limits (High) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
1 2.10 2.18 58.80 ? ? 2.4 2.10 5232
Diffraction
Diffraction experiment
Crystal ID Scattering Type Data Collection Temprature Detector Detector Type Details Collection Date Monochromator Protocol
1 100.000000 K
Radiation Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X29A 1.0809 NSLS X29A
Software
Software Name Purpose Version
DENZO data reduction .
SCALEPACK data scaling .
PHASER phasing 2.1.4
REFMAC refinement .
PDB_EXTRACT data extraction 3.005
ADSC data collection Quantum