X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details PROTEIN CRYSTALLIZED FROM 27% PEG 400, 4% 1,3-BUTANEDIOL, 100 MM HEPES, PH 7.5, 30 MM MGCL2 AT 19 DEGREES C

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 114.61 α = 90
b = 122.09 β = 90
c = 46.97 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2002-05-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 -- ESRF ID14-2

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 60.86 99.8 0.079 -- -- 8.0 -- 17152 -- -- 37.0
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 2.32 99.8 0.56 -- 1.3 8.1 --

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 61.0 -- -- -- 16292 848 99.73 -- 0.1927 0.1909 0.2303 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 -- 59 1195 0.22 0.301 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.841
Anisotropic B[1][1] -0.52
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -3.59
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 4.11
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_it 0.79
r_nbd_refined 0.205
r_scangle_it 3.763
r_symmetry_vdw_refined 0.209
r_gen_planes_refined 0.007
r_chiral_restr 0.115
r_mcangle_it 1.406
r_angle_refined_deg 1.623
r_symmetry_hbond_refined 0.279
r_dihedral_angle_1_deg 4.192
r_xyhbond_nbd_refined 0.142
r_bond_refined_d 0.017
r_scbond_it 2.533
r_metal_ion_refined 0.062
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1953
Nucleic Acid Atoms 0
Heterogen Atoms 33
Solvent Atoms 85

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.19
MOSFLM data reduction
SCALA data scaling
AMoRE phasing