X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.4
Details PEG 400, MAGNESIUM ACETATE, SODIUM ACETATE, pH 5.40

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 155.27 α = 90
b = 155.27 β = 90
c = 75.56 γ = 90
Symmetry
Space Group I 4

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 200
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2004-08-08
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 5ID-B -- APS 5ID-B

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
2.75 25 95.7 0.1 -- -- 3.47 -- 21783 -- -3.0 --
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)
2.75 2.93 95.7 0.36 -- 2.11 -- --

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 2.76 25.0 -- -- -- 21784 1193 98.6 -- 0.222 0.22 0.251 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 2.76 2.83 -- 87 1548 0.34 0.385 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 39.21
Anisotropic B[1][1] 1.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.0
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_it 0.241
r_dihedral_angle_2_deg 35.447
r_nbtor_refined 0.18
r_scangle_it 0.294
r_bond_other_d 0.001
r_dihedral_angle_4_deg 22.039
r_nbd_other 0.19
r_nbd_refined 0.197
r_symmetry_vdw_refined 0.135
r_dihedral_angle_3_deg 16.539
r_scbond_it 0.176
r_nbtor_other 0.085
r_mcangle_it 0.254
r_angle_refined_deg 1.21
r_gen_planes_refined 0.003
r_xyhbond_nbd_refined 0.146
r_symmetry_vdw_other 0.158
r_chiral_restr 0.068
r_gen_planes_other 0.001
r_bond_refined_d 0.01
r_symmetry_hbond_refined 0.121
r_angle_other_deg 0.78
r_dihedral_angle_1_deg 6.397
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4074
Nucleic Acid Atoms 0
Heterogen Atoms 19
Solvent Atoms 56

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0003
XDS data reduction
XDS data scaling
CNS phasing