X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 298.0
Details 28-30% PEG4000, 100mM Tris pH 8.0, 10mM CaCl2, + 1.5% heptane-1,2,3-triol added to drop, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 30.57 α = 90
b = 51.94 β = 102.19
c = 59.1 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH PT/PD-COATED ULE MIRROR 2001-03-10
Diffraction Radiation
Monochromator Protocol
SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-BM 0.91840 APS 17-BM

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
1.37 25.9 99.9 0.0308 -- -- 6.47 38052 38052 -- -3.0 --
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)
1.37 1.4 100.0 0.2705 -- 3.06 3.63 2391

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 (PT & BR) 1.37 25.9 -3.0 -- 38052 38052 3072 99.9 -- -- 0.1379 0.2214 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_bond_d 0.011
s_similar_dist 0.0
s_zero_chiral_vol 0.058
s_approx_iso_adps 0.093
s_from_restr_planes 0.0281
s_rigid_bond_adp_cmpnt 0.004
s_non_zero_chiral_vol 0.065
s_angle_d 0.03
s_similar_adp_cmpnt 0.069
s_anti_bump_dis_restr 0.013
Coordinate Error
Parameter Value
Number Disordered Residues 14.0
Occupancy Sum Hydrogen 1525.0
Occupancy Sum Non Hydrogen 1771.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1489
Nucleic Acid Atoms 0
Heterogen Atoms 42
Solvent Atoms 264

Software

Software
Software Name Purpose
DENZO data reduction version: 1.96.1
SCALEPACK data scaling version: 1.96.1
XPREP data reduction version: 6.09
SOLVE phasing
RESOLVE model building
CNS refinement
SHELX model building
SHELXL-97 refinement
RESOLVE phasing
CNS phasing
SHELX phasing