X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 295.0
Details 1.1 M (NH4)2SO4 and 0.1 M Hepes, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 44.58 α = 90
b = 94.86 β = 90
c = 137.44 γ = 90
Symmetry
Space Group I 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 Mirrors 2000
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X26C 1.1 NSLS X26C

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
1.9 50 98.4 0.081 0.081 -- 6.4 22162 22162 -- 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)
1.9 -- 82.1 0.346 -- 2.5 -- --

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 1.9 50.0 -- 0.0 22062 21024 1138 94.57 0.17667 0.17667 0.17509 0.20634 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 1.901 1.951 -- 68 1335 0.281 0.33 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.552
Anisotropic B[1][1] 3.58
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.32
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.26
RMS Deviations
Key Refinement Restraint Deviation
r_bond_other_d 0.002
r_chiral_restr 0.131
r_xyhbond_nbd_refined 0.175
r_bond_refined_d 0.011
r_symmetry_hbond_refined 0.167
r_mcangle_it 1.213
r_angle_refined_deg 1.351
r_symmetry_vdw_refined 0.091
r_symmetry_vdw_other 0.278
r_angle_other_deg 1.147
r_gen_planes_refined 0.004
r_scangle_it 2.832
r_gen_planes_other 0.002
r_mcbond_it 0.639
r_dihedral_angle_1_deg 5.82
r_nbd_other 0.236
r_nbd_refined 0.194
r_scbond_it 1.68
r_nbtor_other 0.085
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1758
Nucleic Acid Atoms 0
Heterogen Atoms 27
Solvent Atoms 198

Software

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