X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 1.5 M AMMONIUM SULFATE AND 150 MM SODIUM ACETATE (PH 5.0)

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 53.38 α = 90
b = 39.89 β = 117.28
c = 55.16 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (SX-165) MARRESEARCH MULTILAYER MIRRORS --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7A -- EMBL/DESY, HAMBURG BW7A

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
1.95 45 96.2 0.13 -- -- 6.9 -- 14742 -- 2.0 25.0
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)
1.95 2.06 86.8 0.54 -- 3.2 5.2 --

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
SAD 1.95 49.03 -- -- -- 13993 733 96.29 -- 0.19566 0.19399 0.22778 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 1.95 2.001 -- 54 887 0.295 0.275 -- 83.13
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 29.966
Anisotropic B[1][1] 0.01
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 2.2
Anisotropic B[2][2] -0.55
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.56
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 3.316
r_scbond_it 2.033
r_mcangle_it 1.089
r_mcbond_it 0.586
r_chiral_restr 0.074
r_dihedral_angle_4_deg 14.156
r_dihedral_angle_3_deg 14.758
r_dihedral_angle_2_deg 32.861
r_dihedral_angle_1_deg 4.258
r_angle_refined_deg 1.148
r_bond_refined_d 0.011
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1329
Nucleic Acid Atoms 0
Heterogen Atoms 25
Solvent Atoms 153

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
AUTORICKSHAW Structure Solution
REFMAC 5.5.0109 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0109 refinement
AUTORICKSHAW model building