X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 298.0
Details peg 400, Buffer Tris-HCl, pH 7.50, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 88.89 α = 90
b = 149.18 β = 90
c = 38.58 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRROR 2001-06-15
Diffraction Radiation
Monochromator Protocol
SI(111) 1.200
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ELETTRA BEAMLINE 5.2R 1.2000 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
2.99 76.4 98.1 0.051 0.051 -- 2.2 -- 5371 -- -- 56.0
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)
1.91 2.01 98.1 0.168 0.168 7.0 2.2 --

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
UNCONVENTIONAL METHOD USING THE GROUP-SUBGROUP RELATION 2.99 15.0 -- -- -- 5371 240 98.1 -- 0.22931 0.2258 0.30542 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 3.0 3.075 -- 23 306 0.258 0.373 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 32.402
Anisotropic B[1][1] -0.35
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.2
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.15
RMS Deviations
Key Refinement Restraint Deviation
r_nbd_refined 0.297
r_gen_planes_refined 0.007
r_chiral_restr 0.132
r_dihedral_angle_2_deg 25.439
r_dihedral_angle_1_deg 5.939
r_angle_refined_deg 1.857
r_bond_refined_d 0.023
r_xyhbond_nbd_refined 0.182
r_symmetry_vdw_refined 0.274
r_symmetry_hbond_refined 0.26
r_mcbond_it 1.408
r_mcangle_it 2.98
r_scbond_it 5.441
r_scangle_it 9.07
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1664
Nucleic Acid Atoms 0
Heterogen Atoms 5
Solvent Atoms 38

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
REFMAC 5.1 Structure Refinement
Software
Software Name Purpose
REFMAC 5.1 refinement
SCALA data reduction
MOSFLM data collection