X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.8
Details 8 MG PER ML PROTEIN, 25 MM CAMP, 40 MM NA CL, 10% PEG 8K, 75 MM CA ACETATE, 50 MM NA MES., pH 5.8

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 67.33 α = 84.41
b = 67.8 β = 83.46
c = 104.88 γ = 80.14
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (QUANTUM 315) ADSC -- 2008-11-24
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X29A -- NSLS X29A

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
2.63 30 93.4 0.08 -- -- 4.8 -- 50716 -- 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)
2.63 2.75 64.2 0.55 -- 1.7 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
SAD 2.63 16.0 -- -- -- 43985 2349 86.07 -- 0.18853 0.18308 0.28767 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 2.63 2.696 -- 99 1581 0.244 0.328 -- 43.05
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 67.409
Anisotropic B[1][1] 1.56
Anisotropic B[1][2] -0.65
Anisotropic B[1][3] -1.47
Anisotropic B[2][2] -0.64
Anisotropic B[2][3] 2.42
Anisotropic B[3][3] -1.03
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.006
r_chiral_restr 0.099
r_dihedral_angle_4_deg 18.059
r_dihedral_angle_3_deg 21.685
r_dihedral_angle_2_deg 36.161
r_dihedral_angle_1_deg 7.278
r_angle_refined_deg 1.663
r_bond_refined_d 0.01
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 13864
Nucleic Acid Atoms 0
Heterogen Atoms 176
Solvent Atoms 65

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
HKL2000 Data Reduction (data scaling)
SHELX Structure Solution
REFMAC 5.6.0117 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.6.0117 refinement
SHELX model building