X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.5
Details TRIS PH 8.5, 19% PEG 8000 HANGING DROP, TEMPERATURE 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 51.16 α = 90
b = 81.64 β = 107.47
c = 65.31 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2002-11-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X13 -- EMBL/DESY, Hamburg X13

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
2.2 29.1 96.0 -- 0.12 -- 3.1 -- 25005 -- 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)
2.2 2.28 97.0 -- 0.35 4.1 3.0 --

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
MOLECULAR REPLACEMENT 2.2 62.02 -- -- -- 23736 1267 95.8 -- 0.191 0.188 0.244 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 2.2 2.26 -- 87 1769 0.21 0.274 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 33.81
Anisotropic B[1][1] -0.04
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 1.17
Anisotropic B[2][2] 0.01
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.73
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.259
r_nbd_other 0.245
r_symmetry_vdw_other 0.295
r_chiral_restr 0.081
r_gen_planes_refined 0.005
r_mcangle_it 1.117
r_mcbond_it 0.611
r_gen_planes_other 0.003
r_bond_other_d 0.002
r_angle_other_deg 0.815
r_scangle_it 2.842
r_scbond_it 1.711
r_dihedral_angle_1_deg 6.788
r_symmetry_vdw_refined 0.109
r_bond_refined_d 0.01
r_nbtor_other 0.08
r_nbd_refined 0.18
r_xyhbond_nbd_refined 0.178
r_symmetry_hbond_refined 0.167
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3191
Nucleic Acid Atoms 0
Heterogen Atoms 19
Solvent Atoms 342

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.19
DENZO data reduction
SCALEPACK data scaling
MOLREP phasing