X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 9
Temperature 277.0
Details pH 9, VAPOR DIFFUSION, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 53.88 α = 90
b = 71.96 β = 90
c = 72.78 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 1999-10-06
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X8C 0.979 NSLS X8C

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 30 93.6 0.036 -- -- 3.3 18512 18512 -- -- 18.9
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 2.07 69.1 0.05 -- -- -- --

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
rigid body refinement 2.0 51.3 -- -- -- 18512 934 93.39 -- 0.21999 0.21772 0.26247 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 2.048 923 46 877 0.215 0.267 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 21.889
Anisotropic B[1][1] -0.31
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.31
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.243
r_gen_planes_refined 0.004
r_dihedral_angle_1_deg 5.427
r_mcbond_it 0.733
r_mcangle_it 1.357
r_scbond_it 1.735
r_symmetry_hbond_refined 0.178
r_scangle_it 2.92
r_bond_refined_d 0.01
r_chiral_restr 0.085
r_nbd_refined 0.194
r_xyhbond_nbd_refined 0.124
r_symmetry_vdw_refined 0.148
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2213
Nucleic Acid Atoms 0
Heterogen Atoms 28
Solvent Atoms 68

Software

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