X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details PH 6.5, NACL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 102.7 α = 90
b = 102.7 β = 90
c = 121.27 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MSC YALE MIRRORS 2000-08-15
Diffraction Radiation
Monochromator Protocol
NI FILTER SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU300 -- -- --

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 40 100.0 0.098 -- -- 6.1 -- 43655 -- 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)
2.1 2.14 100.0 0.553 -- 3.2 -- --

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
MOLECULAR REPLACEMENT 2.1 39.22 -- -- -- 40169 3486 100.0 -- -- 0.172 0.204 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 2.1 2.15 -- 239 2952 0.212 0.239 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.5
Anisotropic B[1][1] 0.41
Anisotropic B[1][2] 0.21
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.41
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.62
RMS Deviations
Key Refinement Restraint Deviation
r_symmetry_hbond_refined 0.187
r_mcbond_it 1.748
r_scbond_it 2.918
r_xyhbond_nbd_refined 0.141
r_scangle_it 4.271
r_nbd_refined 0.228
r_angle_refined_deg 1.759
r_chiral_restr 0.139
r_metal_ion_refined 0.125
r_symmetry_vdw_refined 0.144
r_bond_refined_d 0.013
r_dihedral_angle_1_deg 6.03
r_dihedral_angle_3_deg 14.28
r_gen_planes_refined 0.004
r_mcangle_it 2.524
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3518
Nucleic Acid Atoms 0
Heterogen Atoms 13
Solvent Atoms 335

Software

Software
Software Name Purpose
REFMAC refinement version: 5.0.36
DENZO data reduction
SCALEPACK data scaling
CNS phasing