X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 273.0
Details PEG 3350, HEPES, MgAc, CaCl, DMSO, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 273K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.52 α = 90
b = 61.4 β = 90
c = 155.98 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 2001-09-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MAX II BEAMLINE I711 1.12 MAX II I711

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
2.3 20 98.1 0.099 -- -- -- 18606 18606 0.0 0.0 --
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)
2.3 2.38 91.0 0.332 -- -- -- --

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 2.3 20.0 -- 0.0 18606 17651 955 98.63 0.22697 0.22697 0.22444 0.27333 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 2.3 2.359 -- 68 1194 0.245 0.305 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 38.347
Anisotropic B[1][1] -2.02
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.18
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.16
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 2.539
r_scbond_it 1.684
r_bond_refined_d 0.011
r_angle_refined_deg 2.704
r_dihedral_angle_1_deg 3.917
r_dihedral_angle_3_deg 23.294
r_chiral_restr 0.09
r_gen_planes_refined 0.006
r_nbd_refined 0.273
r_xyhbond_nbd_refined 0.257
r_symmetry_vdw_refined 0.245
r_symmetry_hbond_refined 0.316
r_mcbond_it 0.826
r_mcangle_it 1.598
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 727
Nucleic Acid Atoms 2080
Heterogen Atoms 2
Solvent Atoms 208

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
CNS Structure Solution
REFMAC 5 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.0 refinement
CNS model building