X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 298.0
Details PEG 10K, Ammonium sulfate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 58.69 α = 90
b = 106.61 β = 104.12
c = 81.8 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 105
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 mirrors 2002-07-01
Diffraction Radiation
Monochromator Protocol
double crystal SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-2 0.97 SSRL BL9-2

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
2.15 40 99.8 0.074 0.074 -- 3.6 26506 26506 0.0 -3.0 31.4
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)
2.15 2.23 99.7 0.304 0.304 4.3 2.8 2619

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 2.15 39.53 0.0 0.0 25214 25214 1291 100.0 0.20786 0.20786 0.20571 0.24983 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 2.15 2.206 -- 73 1866 0.215 0.268 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model ISOTROPIC
Mean Isotropic B 23.73
Anisotropic B[1][1] 1.96
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 1.0
Anisotropic B[2][2] 0.8
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.27
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 1.742
r_bond_refined_d 0.008
r_angle_refined_deg 1.116
r_dihedral_angle_1_deg 6.543
r_chiral_restr 0.075
r_gen_planes_refined 0.004
r_nbd_refined 0.192
r_xyhbond_nbd_refined 0.107
r_symmetry_vdw_refined 0.184
r_symmetry_hbond_refined 0.139
r_mcbond_it 0.324
r_mcangle_it 0.618
r_scbond_it 1.084
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3432
Nucleic Acid Atoms 0
Heterogen Atoms 40
Solvent Atoms 175

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
REFMAC 5.1.24 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.24 refinement