X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Temperature 277.0
Details MPD, 50 mM ammonium tris-[(hydroxymethyl)methyl]-2-aminosulfonate buffer, 0.25 mM EDTA, pH 7.0, dialysis, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 50.1 α = 90
b = 180.34 β = 106.36
c = 87 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 -- 2001-12-09
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID 1.00 APS 17-ID

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
1.57 20 94.29 0.047 0.047 -- 3.3 191371 191371 1.0 -- 24.3
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)
1.57 1.63 79.0 -- 0.2 5.2 2.8 16092

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 1.57 20.0 1.0 -- 191371 191371 1159 94.29 -- 0.1527 0.15243 0.19991 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 1.57 1.614 16092 71 11496 0.157 0.242 -- 79.0
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Anisotropic
Mean Isotropic B 19.166
Anisotropic B[1][1] 1.96
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.08
Anisotropic B[2][2] -1.75
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.17
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 5.932
r_chiral_restr 0.096
r_symmetry_hbond_refined 0.141
r_rigid_bond_restr 1.301
r_mcbond_it 1.319
r_symmetry_vdw_refined 0.18
r_scangle_it 5.009
r_gen_planes_refined 0.007
r_mcangle_it 2.094
r_sphericity_bonded 6.339
r_bond_refined_d 0.014
r_nbd_refined 0.198
r_sphericity_free 5.824
r_angle_refined_deg 1.469
r_xyhbond_nbd_refined 0.1
r_scbond_it 3.344
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 11140
Nucleic Acid Atoms 0
Heterogen Atoms 232
Solvent Atoms 1241

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
REFMAC 5.1.27 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.27 refinement