X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4.8
Temperature 293.0
Details PEG 4000, Li2SO4, NH4OAc, pH 4.8, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 73.86 α = 90
b = 47.36 β = 90
c = 47 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 2001-09-25
Diffraction Radiation
Monochromator Protocol
Mirror, Biophysics SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE OTHER 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
2.02 20 99.5 -- 0.1 -- 15.4 11291 11091 0.0 -3.0 25.2
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)
2.02 2.09 83.8 0.33 0.33 48.8 -- 917

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 2.031 20.0 2.0 0.0 11091 9924 1140 99.45 -- 0.18432 0.17917 0.22971 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 2.031 2.083 -- 54 685 0.197 0.294 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 17.984
Anisotropic B[1][1] 1.3
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.51
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.79
RMS Deviations
Key Refinement Restraint Deviation
r_nbd_refined 0.271
r_gen_planes_refined 0.009
r_chiral_restr 0.131
r_dihedral_angle_3_deg 14.959
r_dihedral_angle_1_deg 4.097
r_angle_refined_deg 1.926
r_bond_refined_d 0.022
r_xyhbond_nbd_refined 0.185
r_symmetry_vdw_refined 0.277
r_symmetry_hbond_refined 0.155
r_mcbond_it 1.243
r_mcangle_it 2.047
r_scbond_it 3.565
r_scangle_it 5.372
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1160
Nucleic Acid Atoms 0
Heterogen Atoms 18
Solvent Atoms 178

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
REFMAC 5 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.0 refinement
AMoRE model building
SCALEPACK data reduction
DENZO data collection