X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 5-7% PEG 5K MME, 250MM NACL, 5MM CACL2,1MM CUCL2,0.1M NA-CACODYLATE PH 6.5; HANGING-DROP VAPOUR DIFFUSION + SEEDING

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 70.57 α = 90
b = 118.96 β = 90
c = 90.18 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- 2002-05-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM14 -- ESRF BM14

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
2.19 25 99.7 0.073 -- -- 5.4 -- 39556 -- -- --
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)
2.19 2.27 97.6 0.36 -- 3.2 -- --

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 2.19 25.0 -- -- -- 37532 1983 99.5 -- 0.188 0.186 0.226 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 2.19 2.25 -- 136 2556 0.249 0.306 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.59
Anisotropic B[1][1] -2.38
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 3.25
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.87
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 2.828
r_scbond_it 1.72
r_mcangle_it 0.959
r_mcbond_it 0.513
r_nbd_refined 0.229
r_gen_planes_other 0.004
r_gen_planes_refined 0.005
r_chiral_restr 0.086
r_dihedral_angle_1_deg 5.636
r_angle_other_deg 0.999
r_angle_refined_deg 1.353
r_bond_other_d 0.003
r_bond_refined_d 0.014
r_nbd_other 0.231
r_nbtor_other 0.093
r_xyhbond_nbd_refined 0.193
r_metal_ion_refined 0.108
r_symmetry_vdw_refined 0.124
r_symmetry_vdw_other 0.182
r_symmetry_hbond_refined 0.215
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4192
Nucleic Acid Atoms 0
Heterogen Atoms 18
Solvent Atoms 370

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.1.24 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.24 refinement
MOLREP model building