X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details LYOPHILIZED PROTEIN DISSOLVED IN WATER TO 12 MG/ML, SITTING DROPS OF PROTEIN SOLUTION AN ALIQUOTA OF PRECIPITANT SOLUTION, COMPOSED OF PEG 4 K 40%, SODIUM CITRATE BUFFER 0.1 M AND AMMONIUM ACETATE 0.2 M, pH 5.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 116.96 α = 90
b = 87.19 β = 104.43
c = 81.3 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1997-04-05
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 -- EMBL/DESY, Hamburg X11

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
1.72 34.78 96.9 0.062 -- -- 11.3 -- 84399 -- -- --
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)
1.72 1.75 99.3 0.413 -- 2.5 2.9 --

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 1.72 34.8 -- 0.0 83681 -- 3994 99.8 0.206 0.205 -- 0.256 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_zero_chiral_vol 0.038
s_non_zero_chiral_vol 0.045
s_similar_dist 0.04
s_angle_d 0.025
s_anti_bump_dis_restr 0.021
s_rigid_bond_adp_cmpnt 0.0
s_similar_adp_cmpnt 0.069
s_from_restr_planes 0.03
s_approx_iso_adps 0.0
s_bond_d 0.007
Coordinate Error
Parameter Value
Number Disordered Residues 18.0
Occupancy Sum Hydrogen 4964.0
Occupancy Sum Non Hydrogen 5754.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5000
Nucleic Acid Atoms 0
Heterogen Atoms 229
Solvent Atoms 528

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing
SHELXL-97 refinement