X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.7
Details 1.91 M AMMONIUM SULFATE, 0.1 M BISTRIS PH 6.7, 0.1 M NACL, 4% PEG 400.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 98.9 α = 90
b = 98.9 β = 90
c = 130.74 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2002-02-20
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 5ID-B -- APS 5ID-B

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
2.05 25 99.9 0.065 -- -- 10.9 -- 41332 -- -- --
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)
2.05 2.1 100.0 0.158 -- 16.2 10.4 --

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 2.05 24.73 -- -- -- 38265 2046 97.7 -- 0.156 0.154 0.193 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 2.05 2.1 -- 144 2862 0.143 0.194 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.99
Anisotropic B[1][1] -0.29
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.29
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.57
RMS Deviations
Key Refinement Restraint Deviation
r_chiral_restr 0.086
r_gen_planes_refined 0.006
r_angle_other_deg 0.795
r_nbd_other 0.236
r_symmetry_hbond_refined 0.112
r_scbond_it 2.168
r_symmetry_vdw_refined 0.192
r_scangle_it 3.743
r_nbtor_other 0.081
r_bond_refined_d 0.01
r_bond_other_d 0.002
r_nbd_refined 0.198
r_xyhbond_nbd_refined 0.16
r_symmetry_vdw_other 0.315
r_dihedral_angle_1_deg 5.086
r_gen_planes_other 0.003
r_mcbond_it 0.642
r_mcangle_it 1.258
r_angle_refined_deg 1.454
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4233
Nucleic Acid Atoms 0
Heterogen Atoms 155
Solvent Atoms 568

Software

Software
Software Name Purpose
REFMAC refinement version: 5.0
DENZO data reduction
SCALEPACK data scaling
BEAST phasing