X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details 20% PEG4K, 200 MM NAOAC, 100 MM TRIS, PH 8.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 142.06 α = 90
b = 60.55 β = 102.92
c = 44.75 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 155
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r -- 2007-02-21
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-1 -- SSRL BL9-1

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
1.7 36.71 97.9 0.03 -- -- 3.6 -- 40017 -- -- --
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)
1.7 1.8 91.8 0.13 -- 7.9 3.1 --

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 1.7 36.71 -- -- -- 38012 2000 97.99 -- 0.16636 0.16444 0.20184 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 1.7 1.744 -- 127 2480 0.203 0.283 -- 86.41
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.738
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_gen_planes_refined 0.015
r_dihedral_angle_3_deg 13.686
r_mcbond_it 1.821
r_nbd_refined 0.229
r_xyhbond_nbd_refined 0.178
r_scbond_it 4.275
r_symmetry_hbond_refined 0.375
r_dihedral_angle_1_deg 6.054
r_bond_refined_d 0.032
r_nbtor_refined 0.322
r_mcangle_it 2.435
r_symmetry_vdw_refined 0.403
r_chiral_restr 0.295
r_scangle_it 5.84
r_angle_refined_deg 2.373
r_dihedral_angle_2_deg 36.442
r_dihedral_angle_4_deg 17.271
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2733
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 356

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0019
XDS data reduction
XSCALE data scaling
PHASER phasing