X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Microbatch
pH 8
Temperature 293.0
Details PEG 6000, Tris-HCl, calcium chloride, magnesium chloride, pH 8, MICROBATCH, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 128.55 α = 90
b = 37.2 β = 103.56
c = 62.63 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2001-05-30
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SPRING-8 BEAMLINE BL41XU 0.72 SPRING-8 BL41XU

Data Collection

Overall
Resolution (High) Resolution (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
1.55 20 93.6 0.037 -- -- 9.0 39489 39489 -- -0.5 17.8
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
1.55 1.65 63.3 0.209 -- -- -- 3302

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 1.55 19.63 -- 0.0 38082 38082 3811 90.1 -- 0.185 0.183 0.212 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.55 1.65 3302 447 3840 0.274 0.291 0.014 61.7
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 22.8
Anisotropic B[1][1] -5.85
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 3.39
Anisotropic B[2][2] 2.24
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 3.61
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 2.89
c_scbond_it 1.94
c_mcangle_it 1.94
c_mcbond_it 1.24
c_improper_angle_d 0.69
c_dihedral_angle_d 22.5
c_angle_deg 1.3
c_bond_d 0.005
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.18
Luzzati Sigma A (Observed) 0.18
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.2
Luzzati Sigma A (R-Free Set) 0.19
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2480
Nucleic Acid Atoms 0
Heterogen Atoms 10
Solvent Atoms 444

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
CNS 1.1 Structure Refinement
Software
Software Name Purpose
CNS version: 1.1 refinement