X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4
Temperature 293.0
Details PEG3350, ammonium acetate, acetate, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 127.61 α = 90
b = 50.77 β = 113.37
c = 52.08 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2002-02-14
Diffraction Radiation
Monochromator Protocol
SI (111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON PHOTON FACTORY BEAMLINE BL-6A 0.977 PHOTON FACTORY BL-6A

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 30 89.8 0.043 -- -- -- 44086 44072 -- -- --
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 1.58 62.8 0.201 -- 3.1 -- --

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 1.5 20.0 -- 0.0 44072 41851 2221 100.0 0.19104 0.19104 0.18998 0.21084 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 1.5 1.539 -- 81 1910 0.239 0.269 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 13.332
Anisotropic B[1][1] 0.24
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.19
Anisotropic B[2][2] 0.12
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.2
RMS Deviations
Key Refinement Restraint Deviation
r_nbd_refined 0.248
r_gen_planes_refined 0.005
r_chiral_restr 0.091
r_dihedral_angle_3_deg 11.348
r_dihedral_angle_1_deg 4.051
r_angle_refined_deg 1.384
r_bond_refined_d 0.009
r_xyhbond_nbd_refined 0.133
r_symmetry_vdw_refined 0.217
r_symmetry_hbond_refined 0.863
r_mcbond_it 0.707
r_mcangle_it 1.31
r_scbond_it 2.096
r_scangle_it 3.293
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2664
Nucleic Acid Atoms 0
Heterogen Atoms 66
Solvent Atoms 313

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
SOLVE/RESOLVE Structure Solution
REFMAC 5 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.0 refinement
RESOLVE model building
SOLVE model building
SCALA data reduction
MOSFLM data collection