X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details 0.9 M (NH4)2HPO4, 0.1 M SODIUM CITRATE PH=5.5, 0.2M NACL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 96.8 α = 90
b = 96.8 β = 90
c = 80.6 γ = 120
Symmetry
Space Group P 65

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2008-05-29
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON BESSY BEAMLINE 14.2 -- BESSY 14.2

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
2.4 42.1 91.2 0.1 -- -- 6.9 -- 15473 -- 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)
2.4 2.49 51.2 0.44 -- 2.1 3.8 --

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
OTHER 2.4 42.11 -- -- -- 14680 780 91.29 -- 0.17279 0.17058 0.21394 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 2.398 2.46 -- 33 573 0.198 0.326 -- 48.36
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 22.033
Anisotropic B[1][1] -0.3
Anisotropic B[1][2] -0.15
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.3
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.44
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 7.555
r_scbond_it 5.677
r_mcangle_it 3.657
r_mcbond_it 2.306
r_nbd_refined 0.197
r_gen_planes_refined 0.005
r_chiral_restr 0.097
r_dihedral_angle_4_deg 18.581
r_dihedral_angle_3_deg 15.971
r_dihedral_angle_2_deg 36.693
r_dihedral_angle_1_deg 6.432
r_angle_refined_deg 1.415
r_bond_refined_d 0.012
r_nbtor_refined 0.302
r_xyhbond_nbd_refined 0.141
r_symmetry_vdw_refined 0.131
r_symmetry_hbond_refined 0.096
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2238
Nucleic Acid Atoms 0
Heterogen Atoms 7
Solvent Atoms 83

Software

Computing
Computing Package Purpose
HKL2000 Data Reduction (intensity integration)
HKL2000 Data Reduction (data scaling)
REFMAC5 Structure Solution
REFMAC 5.2.0019 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.2.0019 refinement
REFMAC5 model building