X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.5
Temperature 277.0
Details 2 M Ammonium sulfate, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 56.37 α = 90
b = 95.59 β = 90
c = 165.9 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 200
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 mirrors 2005-04-30
Diffraction Radiation
Monochromator Protocol
Si (110) or (220) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X29A 1.1000 NSLS X29A

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
1.84 30 -- 0.077 -- -- 6.7 -- 78429 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)
1.84 1.91 -- 0.275 -- -- 4.0 --

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 1.84 29.75 -- -- -- 67110 3546 90.15 -- 0.20349 0.2014 0.24285 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 1.842 1.89 -- 108 2260 0.244 0.304 -- 41.51
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 32.786
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
r_nbd_refined 0.241
r_mcbond_it 1.062
r_chiral_restr 0.211
r_dihedral_angle_3_deg 17.895
r_symmetry_vdw_refined 0.173
r_nbtor_refined 0.314
r_dihedral_angle_4_deg 14.734
r_gen_planes_refined 0.007
r_scangle_it 3.583
r_xyhbond_nbd_refined 0.171
r_symmetry_hbond_refined 0.192
r_dihedral_angle_1_deg 6.66
r_mcangle_it 1.47
r_scbond_it 2.533
r_angle_refined_deg 1.713
r_dihedral_angle_2_deg 34.07
r_bond_refined_d 0.016
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6646
Nucleic Acid Atoms 0
Heterogen Atoms 50
Solvent Atoms 584

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0005
HKL-2000 data collection
HKL-2000 data reduction
HKL-2000 data scaling
MOLREP phasing