X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4.6
Temperature 18.0
Details sodium acetate, sodium formate, p-aminobenzamidine, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 18K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 105.29 α = 90
b = 105.29 β = 90
c = 120.83 γ = 120
Symmetry
Space Group P 65 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1999-10-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX7.2 -- SRS PX7.2

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
2.1 30 93.7 0.068 -- -- 4.8 23810 20601 -- -3.0 40.2
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)
2.1 2.2 92.9 0.298 -- -- 3.9 2710

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
-- 2.1 30.0 0.0 0.0 23810 20601 1120 91.7 -- 0.1996 0.1974 0.242 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 37.83
Anisotropic B[1][1] -2.0
Anisotropic B[1][2] -1.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 3.0
RMS Deviations
Key Refinement Restraint Deviation
p_plane_restr 0.01
p_mcbond_it 1.276
p_mcangle_it 2.19
p_chiral_restr 0.154
p_bond_d 0.022
p_scbond_it 3.424
p_angle_d 2.242
p_scangle_it 5.388
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2138
Nucleic Acid Atoms 0
Heterogen Atoms 80
Solvent Atoms 191

Software

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