X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 293.0
Details ammonium sulfate, Tris-Cl, p-hydroxymercuribenzoate, DMSO, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.06 α = 90
b = 41.31 β = 104.23
c = 71.87 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
IMAGE PLATE MAR scanner 345 mm plate -- 1999-06-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-1 -- SSRL BL9-1

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
0.9 20 98.0 0.069 -- -- 3.8 172463 172463 0.0 -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)
0.9 0.92 96.0 0.44 -- 1.34 -- --

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
isomorphous structure 0.95 15.0 -- 0.0 147440 140127 7313 -- -- -- 0.1195 0.1411 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.106
s_similar_adp_cmpnt 0.049
s_rigid_bond_adp_cmpnt 0.012
s_anti_bump_dis_restr 0.096
s_non_zero_chiral_vol 0.17
s_zero_chiral_vol 0.128
s_from_restr_planes 0.0325
s_similar_dist 0.0
s_angle_d 0.048
s_bond_d 0.03
Coordinate Error
Parameter Value
Number Disordered Residues 18.0
Occupancy Sum Hydrogen 2018.0
Occupancy Sum Non Hydrogen 2430.64
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2064
Nucleic Acid Atoms 0
Heterogen Atoms 41
Solvent Atoms 337

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELX Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
SHELX model building
SCALEPACK data reduction
DENZO data collection