X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
Temperature 291.0
Details 0.1M Hepes pH 6.5, 50mM K2HPO4, 5% MPD, 7.5-10% PEG8K, VAPOR DIFFUSION, SITTING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 255.13 α = 90
b = 142.77 β = 99.49
c = 62.03 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 105
2 105
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 mirrors 2005-12-05
CCD ADSC QUANTUM 315 mirrors 2005-12-05
Diffraction Radiation
Monochromator Protocol
Double crystal, Si(111) SINGLE WAVELENGTH
Double crystal, Si(111) MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 8.2.2 -- ALS 8.2.2
SYNCHROTRON ALS BEAMLINE 8.2.2 0.97965, 0.97983, 0.96441 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
1.94 62.9 91.1 0.067 0.067 -- 4.4 -- 147021 1.14 2.8 --

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
MAD 1.94 62.9 -- -- -- 139653 7366 91.08 -- 0.17528 0.17431 0.19397 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 1.94 1.99 -- 337 6334 0.247 0.28 -- 56.1
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.116
Anisotropic B[1][1] -2.33
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.47
Anisotropic B[2][2] 0.16
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.02
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_3_deg 12.498
r_dihedral_angle_1_deg 6.582
r_chiral_restr 0.083
r_dihedral_angle_4_deg 18.194
r_dihedral_angle_2_deg 32.182
r_nbtor_refined 0.299
r_mcangle_it 0.708
r_scbond_it 1.276
r_xyhbond_nbd_refined 0.103
r_angle_refined_deg 1.154
r_gen_planes_refined 0.004
r_mcbond_it 0.451
r_scangle_it 1.971
r_symmetry_hbond_refined 0.123
r_symmetry_vdw_refined 0.168
r_nbd_refined 0.182
r_bond_refined_d 0.008
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9600
Nucleic Acid Atoms 0
Heterogen Atoms 115
Solvent Atoms 631

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0019
ADSC data collection version: QUANTUM
MOSFLM data reduction
CCP4 data scaling version: (SCALA)
SHELXS phasing