X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details PROTEIN CONCENTRATION OF 8 MG ML-1 THAT HAD BEEN INCUBATED PREVIOUSLY WITH 10 MM N-ACETYL METHIONINE. CRYSTAL DROPS CONTAINED 100 MM TRIS-HCL (PH 8.0) 15% PEG 4K, 800 MM NA FORMATE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 216.71 α = 90
b = 216.71 β = 90
c = 261.1 γ = 120
Symmetry
Space Group H 3 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- 2011-07-11
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON DIAMOND BEAMLINE I03 -- DIAMOND I03

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
2.71 88.31 100.0 0.08 -- -- 10.2 -- 60693 -- 4.8 --
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)
2.71 2.79 100.0 0.5 -- 4.8 10.4 --

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 2.71 88.31 -- -- -- 60693 3226 99.97 -- 0.15816 0.15535 0.21012 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 2.71 2.78 -- 241 4296 0.258 0.373 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 47.754
Anisotropic B[1][1] -0.2
Anisotropic B[1][2] -0.1
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.2
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.31
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.01
r_chiral_restr 0.138
r_dihedral_angle_4_deg 23.185
r_dihedral_angle_3_deg 20.631
r_dihedral_angle_2_deg 32.304
r_dihedral_angle_1_deg 6.891
r_angle_refined_deg 2.097
r_bond_refined_d 0.02
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 10897
Nucleic Acid Atoms 0
Heterogen Atoms 52
Solvent Atoms 265

Software

Computing
Computing Package Purpose
XIA2 Data Reduction (intensity integration)
XIA2 Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.6.0116 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.6.0116 refinement
PHASER model building