X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.2
Temperature 290.0
Details 16% PEG 8000, 0.1 M K2HPO4, 0.1M MOPS pH7.2, VAPOR DIFFUSION, SITTING DROP, temperature 290K, pH 7.20

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 100.43 α = 90
b = 100.43 β = 90
c = 44.74 γ = 90
Symmetry
Space Group I 4

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2003-11-13
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 8.2.2 -- ALS 8.2.2

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
3.8 50 99.9 0.126 -- -- 3.7 -- 2294 -- -- --
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)
3.8 3.94 99.6 -- -- -- 3.5 --

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 3.8 40.86 -- -- -- 2289 101 99.7 -- -- 0.313 0.312 --
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 3.8 3.9 -- 6 167 0.464 0.304 -- 98.3
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 70.43
Anisotropic B[1][1] -1.378
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.378
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.756
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 0.036
r_scbond_it 0.023
r_mcangle_it 0.263
r_nbd_refined 0.177
r_gen_planes_refined 0.001
r_chiral_restr 0.054
r_dihedral_angle_4_deg 10.422
r_dihedral_angle_3_deg 14.242
r_dihedral_angle_2_deg 29.844
r_dihedral_angle_1_deg 3.508
r_angle_refined_deg 0.893
r_bond_refined_d 0.006
r_nbtor_refined 0.295
r_xyhbond_nbd_refined 0.091
r_symmetry_vdw_refined 0.152
r_symmetry_hbond_refined 0.03
r_mcbond_it 0.145
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1504
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 0

Software

Computing
Computing Package Purpose
SCALEPACK Data Reduction (data scaling)
EPMR Structure Solution
REFMAC 5.2.0005 Structure Refinement
Software
Software Name Purpose
refmac version: refmac_5.2.0005 24/04/2001 refinement
SCALEPACK data scaling