X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 277.0
Details PEG 4000, HEPES, MPD, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 146.6 α = 90
b = 44.4 β = 106.4
c = 81.52 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
2 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 210 -- 2002-01-11
CCD CUSTOM-MADE -- 2002-07-19
Diffraction Radiation
Monochromator Protocol
-- --
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE A1 0.9450 CHESS A1
SYNCHROTRON NSLS BEAMLINE X12C 1.0000, 0.9686, 1.0083 NSLS X12C

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
1.64 50 99.9 -- 0.099 -- 8.1 60643 60643 0.0 0.0 19.5
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)
1.64 1.71 99.7 -- 0.337 4.3 5.7 --

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
MAD 1.64 24.41 -- 0.0 57518 57518 3124 99.94 -- 0.15301 0.15126 0.18517 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 1.638 1.681 -- 150 2809 0.143 0.194 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 22.947
Anisotropic B[1][1] 0.2
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.32
Anisotropic B[2][2] 0.26
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.64
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 4.799
r_scangle_it 6.847
r_symmetry_vdw_refined 0.163
r_angle_refined_deg 1.602
r_dihedral_angle_1_deg 4.932
r_mcbond_it 1.943
r_chiral_restr 0.16
r_bond_refined_d 0.021
r_xyhbond_nbd_refined 0.129
r_mcangle_it 3.065
r_symmetry_hbond_refined 0.14
r_gen_planes_refined 0.007
r_nbd_refined 0.213
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3474
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 254

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
DENZO data reduction
SCALEPACK data scaling
MLPHARE phasing