X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.7
Temperature 293.0
Details 19% PEG 1000, 120 mM Br, 100 mM Tris-HCl, pH 8.7, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 97.6 α = 90
b = 97.73 β = 90
c = 128.69 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2006-04-21
Diffraction Radiation
Monochromator Protocol
Double crystal Si-220 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 22-ID 0.92017 APS 22-ID

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
1.95 30 97.9 0.048 -- -- 7.7 -- 44649 1.0 1.0 28.62
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)
1.95 2.03 99.0 0.38 -- 3.8 7.6 --

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 1.95 27.83 -- 0.0 41266 41266 2184 96.52 0.19223 0.19223 0.1901 0.23291 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 1.95 2.0 -- 130 2676 0.191 0.246 -- 85.94
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 36.399
Anisotropic B[1][1] 0.03
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.03
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.06
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 1.455
r_scbond_it 1.044
r_mcangle_it 1.649
r_mcbond_it 1.022
r_symmetry_hbond_refined 0.202
r_bond_refined_d 0.011
r_angle_refined_deg 1.331
r_dihedral_angle_1_deg 3.84
r_dihedral_angle_2_deg 29.544
r_dihedral_angle_3_deg 12.75
r_dihedral_angle_4_deg 12.688
r_chiral_restr 0.097
r_gen_planes_refined 0.004
r_nbd_refined 0.225
r_nbtor_refined 0.316
r_xyhbond_nbd_refined 0.199
r_symmetry_vdw_refined 0.251
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4014
Nucleic Acid Atoms 0
Heterogen Atoms 82
Solvent Atoms 288

Software

Computing
Computing Package Purpose
HKL-2000 Data Collection
HKL-2000 Data Reduction (intensity integration)
HKL-2000 Data Reduction (data scaling)
AMORE Structure Solution
REFMAC 5.2.0019 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.2.0019 refinement