X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
Temperature 277.0
Details 25-32% PEG550 MME or PEG600, 60-100mM HEPES or Na acetate, pH 6.5-8.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 79.32 α = 90
b = 111.11 β = 90
c = 228.65 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
CCD ADSC QUANTUM 210 -- 2004-06-25
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 0.933 ESRF ID14-2

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
2.65 20 99.9 0.068 -- -- 4.0 -- 57849 0.0 0.0 49.2
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)
2.65 2.75 99.9 0.467 -- 4.0 4.0 --

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
FOURIER SYNTHESIS 2.66 20.0 -- -- -- 57514 1202 99.85 -- 0.2005 0.19964 0.24141 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 2.657 2.725 -- 76 4021 0.26 0.302 -- 99.76
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 55.794
Anisotropic B[1][1] 3.2
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 3.6
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -6.8
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 2.171
r_scbond_it 1.262
r_mcangle_it 0.839
r_mcbond_it 0.456
r_nbd_refined 0.202
r_gen_planes_refined 0.004
r_chiral_restr 0.087
r_dihedral_angle_4_deg 21.225
r_dihedral_angle_3_deg 16.789
r_dihedral_angle_2_deg 33.737
r_dihedral_angle_1_deg 5.856
r_angle_refined_deg 1.232
r_bond_refined_d 0.01
r_nbtor_refined 0.306
r_xyhbond_nbd_refined 0.13
r_symmetry_vdw_refined 0.228
r_symmetry_hbond_refined 0.08
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8348
Nucleic Acid Atoms 0
Heterogen Atoms 78
Solvent Atoms 234

Software

Computing
Computing Package Purpose
ADSC, DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
REFMAC 5.2.0019 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.2.0019 refinement