X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.2
Details pH 7.2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 97.45 α = 90
b = 97.45 β = 90
c = 81 γ = 120
Symmetry
Space Group P 65

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 155
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (MX-325) MARRESEARCH -- 2007-01-04
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL11-1 -- SSRL BL11-1

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
1.92 37.42 97.9 0.07 -- -- 7.4 -- 33275 -- -3.0 --
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)
1.92 2.03 95.2 1.28 -- 1.6 5.92 --

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 1.92 37.42 -- -- -- 31220 1670 98.32 -- 0.15781 0.15516 0.20731 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 1.92 1.97 -- 142 2214 0.368 0.474 -- 96.36
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 37.685
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 6.036
r_scbond_it 4.345
r_mcangle_it 2.715
r_mcbond_it 1.845
r_nbd_refined 0.236
r_gen_planes_refined 0.012
r_chiral_restr 0.191
r_dihedral_angle_4_deg 17.316
r_dihedral_angle_3_deg 13.795
r_dihedral_angle_2_deg 33.585
r_dihedral_angle_1_deg 6.771
r_angle_refined_deg 2.238
r_bond_refined_d 0.031
r_nbtor_refined 0.32
r_xyhbond_nbd_refined 0.231
r_symmetry_vdw_refined 0.213
r_symmetry_hbond_refined 0.278
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2223
Nucleic Acid Atoms 0
Heterogen Atoms 33
Solvent Atoms 337

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.2.0019 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.2.0019 refinement
PHASER model building