X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.5
Temperature 293.0
Details 1.6M Ammonium Sulphate, 0.16M SODIUM CHLORIDE, 0.08M Sodium Cacodylate , pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 74.19 α = 90
b = 117.18 β = 90
c = 127.37 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2005-05-10
Diffraction Radiation
Monochromator Protocol
LN2 COOLED FIXED-EXIT SI(111) MONOCHROMATOR SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SLS BEAMLINE X10SA 0.984 SLS X10SA

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
1.75 44.6 99.1 0.128 0.113 -- 4.6 55668 55668 0.0 0.0 20.2
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)
1.75 1.84 100.0 0.492 0.435 3.0 4.6 8171

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 1.75 39.9 -- 0.0 52854 52854 2813 98.97 0.17104 0.17104 0.16974 0.195 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 1.75 1.795 -- 229 3891 0.215 0.221 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.224
Anisotropic B[1][1] -1.02
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.69
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.33
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_3_deg 13.138
r_dihedral_angle_4_deg 16.592
r_nbtor_refined 0.307
r_scbond_it 5.15
r_symmetry_hbond_refined 0.148
r_nbd_refined 0.21
r_symmetry_vdw_refined 0.164
r_bond_refined_d 0.013
r_chiral_restr 0.102
r_gen_planes_refined 0.006
r_mcbond_it 1.888
r_scangle_it 7.559
r_angle_refined_deg 1.419
r_xyhbond_nbd_refined 0.143
r_dihedral_angle_2_deg 38.869
r_dihedral_angle_1_deg 5.533
r_mcangle_it 2.924
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2604
Nucleic Acid Atoms 0
Heterogen Atoms 23
Solvent Atoms 345

Software

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