X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 295.0
Details dioxane, ammonium sulfate, MES, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 90.4 α = 90
b = 139.39 β = 97.31
c = 142.04 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 ADSC QUANTUM 4 -- 2002-11-02
Diffraction Radiation
Monochromator Protocol
null SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X26C 1.1 NSLS X26C

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 50 -- -- -- -- -- -- 146353 -- -- --

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 50.0 -- -- -- 146353 7777 99.62 0.20369 0.20369 0.20171 0.24106 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 2.36 -- 615 10759 0.275 0.318 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 34.919
Anisotropic B[1][1] 4.24
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.1
Anisotropic B[2][2] -1.59
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.63
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 2.895
r_scbond_it 1.831
r_mcangle_it 1.231
r_mcbond_it 0.639
r_symmetry_vdw_refined 0.22
r_xyhbond_nbd_refined 0.134
r_nbd_refined 0.204
r_gen_planes_refined 0.006
r_chiral_restr 0.107
r_dihedral_angle_1_deg 5.394
r_angle_refined_deg 1.495
r_bond_refined_d 0.015
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 25697
Nucleic Acid Atoms 0
Heterogen Atoms 648
Solvent Atoms 422

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CCP4 Structure Solution
REFMAC 5.1.24 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.24 refinement