X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details TRIS PH 7.5-9.0 10 MM, 20% PEG3400, 5% GLYCEROL, 4 EQUIV. PEP, 13-17MG/ML DAHPS

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 196.64 α = 90
b = 50.5 β = 106.36
c = 64.93 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
IMAGE PLATE MARRESEARCH MIRRORS 2000-07-15
Diffraction Radiation
Monochromator Protocol
MIRRORS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE -- -- -- --

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
1.9 20 99.3 0.11 -- -- 3.63 -- 178093 -- -- --
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)
1.9 1.95 97.5 0.38 -- 2.9 3.1 --

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 1.9 20.0 -- -- -- 45985 2424 99.7 -- 0.162 0.16 0.202 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 1.9 1.95 -- 172 3363 0.266 0.381 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 16.98
Anisotropic B[1][1] 0.13
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.22
Anisotropic B[2][2] 0.07
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.08
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 5.207
r_scbond_it 3.32
r_mcangle_it 1.878
r_mcbond_it 1.114
r_nbd_refined 0.215
r_gen_planes_refined 0.01
r_chiral_restr 0.245
r_dihedral_angle_4_deg 18.204
r_dihedral_angle_3_deg 14.62
r_dihedral_angle_2_deg 37.035
r_dihedral_angle_1_deg 5.868
r_angle_refined_deg 2.032
r_bond_refined_d 0.025
r_xyhbond_nbd_refined 0.14
r_symmetry_vdw_refined 0.205
r_symmetry_hbond_refined 0.319
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5160
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 417

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
EPMR Structure Solution
REFMAC 5.1.08 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.08 refinement
EPMR model building