X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 291.0
Details PEG 4000, TrisHCl, isopropanol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 87.03 α = 90
b = 88.02 β = 90
c = 89.56 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
CCD ADSC QUANTUM 4 -- 2001-05-07
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 0.934 ESRF ID14-1

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
2.25 30 99.7 -- 0.059 -- -- 33232 33232 0.0 0.0 --
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)
2.25 2.37 99.4 -- 0.228 -- -- --

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 2.25 27.84 -- 0.0 31466 31466 1667 99.5 0.221 0.22104 0.21819 0.27368 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 2.25 2.308 -- 113 2194 0.293 0.495 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.543
Anisotropic B[1][1] 0.89
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.16
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.73
RMS Deviations
Key Refinement Restraint Deviation
r_bond_refined_d 0.021
r_angle_other_deg 0.863
r_gen_planes_refined 0.008
r_nbd_refined 0.226
r_xyhbond_nbd_refined 0.146
r_dihedral_angle_1_deg 5.242
r_bond_other_d 0.001
r_symmetry_hbond_refined 0.314
r_mcbond_it 0.979
r_dihedral_angle_3_deg 18.806
r_symmetry_vdw_refined 0.367
r_symmetry_vdw_other 0.24
r_mcangle_it 1.684
r_scangle_it 4.131
r_xyhbond_nbd_other 0.096
r_angle_refined_deg 1.965
r_chiral_restr 0.114
r_gen_planes_other 0.002
r_nbd_other 0.222
r_scbond_it 2.631
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4842
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 132

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
AMoRE phasing
REFMAC refinement version: 5.0
CCP4 data scaling version: (SCALA)