X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 200 MM BISTRISPROPANE PH 7.5, 500 MM NACL, 20% PEG 4000

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.3 α = 90
b = 64.25 β = 90
c = 104.7 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE (MAR345) MARRESEARCH OSMIC MIRRORS 2009-06-12
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE FR591 -- -- --

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
1.5 19.44 99.4 0.05 -- -- 4.6 -- 50469 -- 2.0 --
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)
1.5 1.58 98.5 0.35 -- 4.0 4.4 --

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 1.5 19.29 -- -- -- 49565 903 99.39 -- 0.13314 0.13239 0.17469 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 1.5 1.539 -- 73 3513 0.196 0.26 -- 97.9
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 16.763
Anisotropic B[1][1] -1.25
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.4
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.85
RMS Deviations
Key Refinement Restraint Deviation
r_rigid_bond_restr 1.528
r_scangle_it 6.579
r_scbond_it 5.006
r_mcangle_it 3.686
r_mcbond_it 2.569
r_gen_planes_refined 0.015
r_chiral_restr 0.125
r_dihedral_angle_4_deg 25.606
r_dihedral_angle_3_deg 13.312
r_dihedral_angle_2_deg 34.114
r_dihedral_angle_1_deg 7.136
r_angle_refined_deg 1.681
r_bond_refined_d 0.011
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1942
Nucleic Acid Atoms 0
Heterogen Atoms 14
Solvent Atoms 387

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
REFMAC5 Structure Solution
REFMAC 5.5.0109 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0109 refinement
REFMAC5 model building