X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop Nanodrop
pH 7
Temperature 277.0
Details 20.0% PEG-6000, 0.1M HEPES pH 7.0, VAPOR DIFFUSION,SITTING DROP,NANODROP, temperature 277K
Method Vapor Diffusion Sitting Drop Nanodrop
pH 7.3
Temperature 277.0
Details 0.2M KFormate, 20.0% PEG-3350, No Buffer pH 7.3, VAPOR DIFFUSION,SITTING DROP,NANODROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 73.54 α = 90
b = 154.97 β = 90
c = 106.12 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
2 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 flat mirror 2004-07-06
CCD ADSC -- 2004-09-18
Diffraction Radiation
Monochromator Protocol
Double Crystal Si(111) MAD
single crystal Si(311) bent monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 8.3.1 1.020035,0.979718,0.979811 ALS 8.3.1
SYNCHROTRON SSRL BEAMLINE BL11-1 -- SSRL BL11-1

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
1.74 99 98.69 0.052 -- -- 4.73 -- 61062 -- -- 32.84
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)
1.74 1.77 86.87 0.428 -- 3.61 3.37 2652

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
MAD 1.75 43.78 -- -- -- 57756 3091 99.22 -- 0.17951 0.17822 0.20393 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 -- 252 4159 0.218 0.272 -- 98.59
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 34.34
Anisotropic B[1][1] 0.26
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.8
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.06
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_3_deg 11.442
r_symmetry_vdw_refined 0.104
r_angle_other_deg 0.832
r_symmetry_hbond_refined 0.107
r_nbtor_refined 0.179
r_bond_other_d 0.001
r_nbd_other 0.178
r_gen_planes_refined 0.007
r_nbtor_other 0.088
r_mcbond_other 0.593
r_mcangle_it 3.22
r_bond_refined_d 0.017
r_mcbond_it 2.324
r_gen_planes_other 0.001
r_angle_refined_deg 1.644
r_scangle_it 7.32
r_chiral_restr 0.102
r_scbond_it 5.427
r_nbd_refined 0.206
r_dihedral_angle_1_deg 6.56
r_dihedral_angle_2_deg 36.044
r_dihedral_angle_4_deg 21.042
r_xyhbond_nbd_refined 0.139
r_symmetry_vdw_other 0.255
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3329
Nucleic Acid Atoms 0
Heterogen Atoms 8
Solvent Atoms 378

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALEPACK data scaling
SOLVE phasing
REFMAC refinement version: 5.2.0005