X-RAY DIFFRACTION Experimental Data & Validation


Lost? View more X-Ray Crystallographic info.

Crystallization

Crystalization Experiments
pH 7
Details 10MM HEPES PH 7, 100MM NACL 1.1 TO 1.25M AMMONIUM SULPHATE, 0.7 TO 0.85M KCL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 72.79 α = 90
b = 131.85 β = 90
c = 146.88 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
CCD ADSC -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ELETTRA BEAMLINE 5.2R -- ELETTRA 5.2R

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
2.8 100 99.4 0.13 -- -- 2.0 -- 44032 -- 2.0 --
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)
2.8 2.95 92.5 0.57 -- 1.6 2.0 --

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 2.8 100.0 -- -- -- 33594 1764 99.41 -- 0.21476 0.21093 0.28514 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 2.8 2.873 -- 117 2462 0.299 0.411 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 47.203
Anisotropic B[1][1] -1.55
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.04
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.51
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 1.95
r_scbond_it 1.162
r_mcangle_it 1.039
r_mcbond_it 0.573
r_nbd_refined 0.241
r_gen_planes_refined 0.004
r_chiral_restr 0.114
r_dihedral_angle_4_deg 18.931
r_dihedral_angle_3_deg 18.907
r_dihedral_angle_2_deg 42.021
r_dihedral_angle_1_deg 6.964
r_angle_refined_deg 1.488
r_bond_refined_d 0.011
r_nbtor_refined 0.317
r_xyhbond_nbd_refined 0.168
r_symmetry_vdw_refined 0.213
r_symmetry_hbond_refined 0.298
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8732
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 95

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.2.0019 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.2.0019 refinement
MOLREP model building