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 = 96.99 α = 90
b = 96.99 β = 90
c = 80.87 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
2.2 48.6 96.0 0.09 -- -- 8.6 -- 21175 -- 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 71.3 0.45 -- 2.25 4.8 --

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 2.2 48.62 -- -- -- 20074 1065 95.97 -- 0.1715 0.16994 0.20075 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 2.257 -- 46 1081 0.218 0.288 -- 69.35
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.238
Anisotropic B[1][1] -0.5
Anisotropic B[1][2] -0.25
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.5
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.75
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 6.381
r_scbond_it 4.709
r_mcangle_it 2.815
r_mcbond_it 1.904
r_nbd_refined 0.187
r_gen_planes_refined 0.004
r_chiral_restr 0.08
r_dihedral_angle_4_deg 17.42
r_dihedral_angle_3_deg 14.985
r_dihedral_angle_2_deg 33.818
r_dihedral_angle_1_deg 5.742
r_angle_refined_deg 1.214
r_bond_refined_d 0.01
r_nbtor_refined 0.304
r_xyhbond_nbd_refined 0.142
r_symmetry_vdw_refined 0.151
r_symmetry_hbond_refined 0.108
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2234
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 132

Software

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