X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.8
Temperature 298.0
Details Ammonium Iodide, PEG3350, pH6.8, VAPOR DIFFUSION, HANGING DROP, temperature 298K , pH 6.8 , temperature 298 K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 53.92 α = 90
b = 79.72 β = 102.22
c = 77 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 77
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH MIRROR 2010-10-21
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM14 -- ESRF BM14

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 75.26 96.0 -- 0.087 -- -- -- 39474 -- 0.0 23.7
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)
2.01 2.06 90.5 -- 0.42 3.8 -- --

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 2.01 75.26 -- 0.0 39474 39474 2104 97.8 -- 0.213 0.21 0.256 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 2.01 2.06 -- 141 2704 0.261 0.298 -- 91.13
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 36.34
Anisotropic B[1][1] -1.83
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.12
Anisotropic B[2][2] -2.57
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 4.36
RMS Deviations
Key Refinement Restraint Deviation
r_mcangle_it 1.997
r_scbond_it 1.513
r_dihedral_angle_4_deg 16.939
r_dihedral_angle_1_deg 2.511
r_gen_planes_refined 0.014
r_bond_refined_d 0.021
r_dihedral_angle_3_deg 13.662
r_scangle_it 1.89
r_dihedral_angle_2_deg 36.286
r_chiral_restr 0.184
r_angle_refined_deg 2.185
r_mcbond_it 1.177
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4774
Nucleic Acid Atoms 0
Heterogen Atoms 195
Solvent Atoms 499

Software

Software
Software Name Purpose
HKL-2000 data collection
AMoRE phasing
REFMAC refinement version: 5.5.0109
DENZO data reduction
SCALEPACK data scaling