X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details PROTEIN AT 10MG/ML WELL BUFFER CONTAINING 17.5% PEG3350, 200MM HEPES, PH7.0, 100MM AMMONIUM ACETATE, pH 7.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 54.34 α = 90
b = 72.93 β = 90
c = 73.84 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1997-12-15
Diffraction Radiation
Monochromator Protocol
SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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
2.31 51.99 90.6 0.078 -- -- 2.5 -- 11954 -- -- 24.2
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)
2.31 2.44 84.8 0.233 -- 5.3 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
MOLECULAR REPLACEMENT 2.31 51.99 -- -- -- 11329 596 89.4 -- 0.211 0.208 0.269 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 2.31 2.37 -- 32 701 0.275 0.356 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.83
Anisotropic B[1][1] 0.21
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.58
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.37
RMS Deviations
Key Refinement Restraint Deviation
r_mcangle_it 1.26
r_bond_refined_d 0.014
r_nbd_refined 0.235
r_gen_planes_refined 0.005
r_mcbond_it 0.675
r_xyhbond_nbd_refined 0.155
r_scangle_it 3.174
r_angle_refined_deg 1.497
r_symmetry_hbond_refined 0.142
r_symmetry_vdw_refined 0.218
r_dihedral_angle_1_deg 5.557
r_chiral_restr 0.089
r_scbond_it 1.985
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2170
Nucleic Acid Atoms 0
Heterogen Atoms 33
Solvent Atoms 108

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.17
MOSFLM data reduction
SCALA data scaling
AMoRE phasing