X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.6
Temperature 291.0
Details Ammonium sulfate, potassium tartrate, Magnesium Chloride, sodium citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 68.74 α = 90
b = 101.13 β = 90
c = 42.53 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1999-09-19
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 0.91 EMBL/DESY, Hamburg X11

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
1.9 56.8 95.7 0.069 -- -- -- 22061 22061 0.0 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)
1.9 1.97 79.5 0.321 -- -- -- --

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 1.95 20.0 -- 0.0 20702 18640 2062 92.75 0.213 0.21302 0.20728 0.26429 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 1.95 2.001 -- 145 1323 0.284 0.336 -- 91.64
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 25.713
Anisotropic B[1][1] -1.36
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.87
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.23
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.007
r_angle_refined_deg 1.624
r_scangle_it 4.554
r_dihedral_angle_3_deg 15.56
r_nbtor_refined 0.304
r_dihedral_angle_1_deg 5.541
r_nbd_refined 0.223
r_xyhbond_nbd_refined 0.179
r_mcbond_it 1.427
r_scbond_it 3.033
r_chiral_restr 0.106
r_dihedral_angle_4_deg 16.332
r_symmetry_vdw_refined 0.246
r_mcangle_it 1.843
r_bond_refined_d 0.017
r_symmetry_hbond_refined 0.456
r_dihedral_angle_2_deg 39.974
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2404
Nucleic Acid Atoms 0
Heterogen Atoms 5
Solvent Atoms 252

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0005
DENZO data reduction
CCP4 data scaling version: (SCALA)
CNS phasing