X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 4.6
Temperature 295.0
Details 32% PEG 2000, 0.1M NaAc, 0.2M Am2SO4 , pH 4.6, VAPOR DIFFUSION, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 43.85 α = 90
b = 85.69 β = 90
c = 64.48 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 315 -- 2006-09-30
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 0.979 ESRF ID23-1

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
1.8 64.42 99.4 0.103 -- -- 6.7 23088 23088 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)
1.8 1.9 100.0 0.342 -- 5.3 7.0 3343

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 1.8 64.42 0.0 0.0 23052 23052 1184 99.28 -- 0.20478 0.2041 0.21742 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 1.8 1.847 -- 88 1624 0.278 0.272 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.831
Anisotropic B[1][1] -0.12
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.07
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.05
RMS Deviations
Key Refinement Restraint Deviation
r_bond_refined_d 0.013
r_angle_refined_deg 1.464
r_dihedral_angle_4_deg 19.148
r_gen_planes_refined 0.006
r_mcangle_it 4.691
r_xyhbond_nbd_refined 0.19
r_dihedral_angle_3_deg 17.571
r_dihedral_angle_1_deg 5.69
r_symmetry_hbond_refined 0.094
r_symmetry_vdw_refined 0.243
r_scbond_it 8.003
r_scangle_it 9.957
r_nbd_refined 0.238
r_dihedral_angle_2_deg 31.16
r_mcbond_it 3.179
r_chiral_restr 0.097
r_nbtor_refined 0.316
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1796
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 184

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0005
ADSC data collection version: Quantum
MOSFLM data reduction
SCALA data scaling
PHASES phasing