X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 41.4 α = 90
b = 64.12 β = 90
c = 208.88 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL11-1 1.0 SSRL BL11-1

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
-- -- -- -- -- -- -- -- n/a -- -- 56.1

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 2.6 29.41 -- 0.0 -- 27144 2635 82.3 0.251 0.251 0.251 0.327 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 2.6 2.76 -- 468 4117 0.365 0.454 0.021 83.0
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 56.2
Anisotropic B[1][1] 21.6
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -3.43
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -18.17
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 2.6
c_scbond_it 1.68
c_mcangle_it 2.43
c_mcbond_it 1.39
c_improper_angle_d 0.82
c_bond_d 0.008
c_angle_deg 1.3
c_dihedral_angle_d 23.5
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.56
Luzzati Sigma A (R-Free Set) 0.6
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4168
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 72

Software

Computing
Computing Package Purpose
CNS 1.1 Structure Refinement
Software
Software Name Purpose
CNS version: 1.1 refinement