X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details 0.1M SODIUM ACETATE PH5.5, 0.1M NACL,10MM CACL2,20 PERCENT MMEPEG 5000, pH 5.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 115.4 α = 90
b = 103.77 β = 90
c = 49.74 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 287
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2002-06-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MAX II BEAMLINE I711 -- MAX II I711

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
1.65 27.5 99.2 0.082 -- -- 3.6 -- 71784 -- -- --
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)
1.65 1.74 99.2 0.377 -- 2.4 -- --

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
MAD 1.65 25.73 -- -- -- 68116 3613 99.1 -- -- 0.188 0.215 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 1.65 1.7 -- 227 4753 0.256 0.302 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.21
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 2.271
r_scbond_it 1.481
r_mcangle_it 1.104
r_mcbond_it 0.624
r_nbd_refined 0.189
r_gen_planes_other 0.004
r_gen_planes_refined 0.005
r_chiral_restr 0.078
r_dihedral_angle_1_deg 7.039
r_angle_other_deg 0.792
r_angle_refined_deg 1.267
r_bond_other_d 0.002
r_bond_refined_d 0.01
r_nbd_other 0.244
r_nbtor_other 0.079
r_xyhbond_nbd_refined 0.134
r_symmetry_vdw_refined 0.107
r_symmetry_vdw_other 0.295
r_symmetry_hbond_refined 0.207
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4391
Nucleic Acid Atoms 0
Heterogen Atoms 23
Solvent Atoms 508

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
MLPHARE Structure Solution
REFMAC 5.1.19 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.19 refinement
MLPHARE model building