X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8
Temperature 293.0
Details PEG4000, sodium acetate, Tris/HCl, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 142.55 α = 90
b = 61.44 β = 103.06
c = 45.41 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 277
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH Mirrors 1996-10-02
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MPG/DESY, HAMBURG BEAMLINE BW6 1.1 MPG/DESY, HAMBURG BW6

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 26.2 94.0 -- 0.106 -- 2.8 25896 24342 0.0 0.0 15.2
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)
2.0 2.11 84.9 -- 0.111 -- 1.7 --

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 2.0 26.0 -- 0.0 -- 23092 1247 93.68 -- 0.19487 0.19254 0.23675 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 2.0 2.052 -- 76 1523 0.216 0.295 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.212
Anisotropic B[1][1] -2.27
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -1.32
Anisotropic B[2][2] 2.2
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.53
RMS Deviations
Key Refinement Restraint Deviation
r_nbd_other 0.224
r_nbd_refined 0.248
r_gen_planes_other 0.013
r_gen_planes_refined 0.008
r_chiral_restr 0.099
r_dihedral_angle_2_deg 15.714
r_dihedral_angle_1_deg 4.069
r_angle_other_deg 1.287
r_angle_refined_deg 1.52
r_bond_other_d 0.0
r_bond_refined_d 0.016
r_xyhbond_nbd_refined 0.215
r_xyhbond_nbd_other 0.145
r_symmetry_vdw_refined 0.198
r_symmetry_vdw_other 0.226
r_symmetry_hbond_refined 0.465
r_symmetry_hbond_other 0.142
r_mcbond_it 0.926
r_mcangle_it 1.649
r_scbond_it 2.34
r_scangle_it 3.805
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2727
Nucleic Acid Atoms 0
Heterogen Atoms 9
Solvent Atoms 225

Software

Computing
Computing Package Purpose
MAR Data Reduction (intensity integration)
MOSFLM, CCP4 (SCALA) Data Reduction (data scaling)
X-PLOR Structure Solution
REFMAC 5 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.0 refinement
X-PLOR model building
MOSFLM/SCALA data reduction
MAR data collection