X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.75
Details 150 MM NACL, 2.0-3.0 M AMMONIUM SULPHATE, 100 MM ACETATE BUFFER PH 4.75

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 39 α = 90
b = 68.03 β = 105.88
c = 50.63 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH MIRRORS 2008-05-12
Diffraction Radiation
Monochromator Protocol
SI111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX10.1 -- SRS PX10.1

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
1.5 24 98.1 0.06 -- -- 3.5 -- 38024 -- 0.0 17.5
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)
1.5 1.54 82.1 0.28 -- 3.0 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 1.5 24.0 -- -- -- 38024 2004 98.04 -- 0.19489 0.19165 0.25549 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 1.499 1.537 -- 122 2319 0.248 0.347 -- 82.11
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 13.821
Anisotropic B[1][1] -0.12
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.36
Anisotropic B[2][2] -0.44
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.37
RMS Deviations
Key Refinement Restraint Deviation
r_mcangle_it 2.55
r_rigid_bond_restr 1.701
r_dihedral_angle_3_deg 13.574
r_dihedral_angle_4_deg 12.482
r_chiral_restr 0.105
r_dihedral_angle_1_deg 6.781
r_scbond_it 3.918
r_dihedral_angle_2_deg 39.968
r_gen_planes_refined 0.007
r_bond_other_d 0.001
r_angle_refined_deg 1.688
r_bond_refined_d 0.018
r_gen_planes_other 0.001
r_mcbond_other 0.614
r_angle_other_deg 1.292
r_mcbond_it 1.756
r_scangle_it 5.346
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2218
Nucleic Acid Atoms 0
Heterogen Atoms 38
Solvent Atoms 394

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0106
HKL-2000 data reduction
HKL-2000 data scaling
MOLREP phasing