X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.6
Temperature 290.0
Details PEG 3350, calcium chloride, Hepes buffer, pH 7.6, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 45.4 α = 90
b = 85.45 β = 90
c = 125.84 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1997-08-04
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE SIEMENS 1.5418 -- --

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 20 85.8 0.099 -- -- 4.8 -- 25274 -- -3.0 29.2
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)
2.1 2.17 89.3 0.455 -- -- 4.8 2605

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 20.0 -- 0.0 -- 25244 1271 85.67 -- 0.20383 0.20135 0.25113 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 2.153 -- 108 1828 0.222 0.279 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.741
Anisotropic B[1][1] -1.17
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.15
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.02
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 2.266
r_dihedral_angle_1_deg 5.795
r_scangle_it 3.564
r_xyhbond_nbd_refined 0.13
r_symmetry_hbond_refined 0.105
r_mcbond_it 0.859
r_symmetry_vdw_refined 0.127
r_nbd_refined 0.211
r_angle_refined_deg 1.366
r_gen_planes_refined 0.006
r_bond_refined_d 0.016
r_chiral_restr 0.096
r_mcangle_it 1.57
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2779
Nucleic Acid Atoms 0
Heterogen Atoms 23
Solvent Atoms 201

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
DENZO data reduction
SCALEPACK data scaling