X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 292.0
Details NH42SO4,Tris/HCL, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 73.06 α = 90
b = 73.06 β = 90
c = 111.11 γ = 90
Symmetry
Space Group I 4 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV mirrors 1999-09-07
Diffraction Radiation
Monochromator Protocol
Yale Mirrors SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RUH3R 1.5418 -- --

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 95.2 -- 0.04 -- 9.3 -- 11321 0.0 3.0 26.7
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 2.02 92.7 -- 0.328 4.2 -- --

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 24.5 -- 0.0 11321 10244 518 95.13 0.16032 0.16032 0.15804 0.20492 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 1.952 2.003 -- 33 729 0.173 0.189 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 7.708
Anisotropic B[1][1] 0.22
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.22
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.45
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 6.752
r_bond_refined_d 0.015
r_bond_other_d 0.003
r_angle_refined_deg 1.486
r_gen_planes_other 0.005
r_xyhbond_nbd_refined 0.188
r_symmetry_vdw_other 0.32
r_nbd_refined 0.215
r_scbond_it 1.632
r_chiral_restr 0.092
r_nbd_other 0.262
r_symmetry_hbond_refined 0.181
r_gen_planes_refined 0.007
r_scangle_it 2.205
r_mcangle_it 0.904
r_symmetry_vdw_refined 0.143
r_mcbond_it 0.602
r_angle_other_deg 0.789
r_nbtor_other 0.086
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.132
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 894
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 144

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing