X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.4
Details PROTEIN WAS CRYSTALLIZED FROM 42% AMMONIUM SULFATE, 50MM TRIS-HCL, PH 8.4.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 92.91 α = 90
b = 60.67 β = 114.67
c = 59.82 γ = 90
Symmetry
Space Group C 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 289
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR SIEMENS -- 1993-07
Diffraction Radiation
Monochromator Protocol
GRAPHITE(002) --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RUH2R -- -- --

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
2 20 99.2 -- 0.054 -- -- -- 23202 -- 2.0 --

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
-- 2.0 10.0 -- 2.0 23206 18585 -- 80.0 -- -- 0.206 -- --
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 24.3
p_staggered_tor 17.9
p_planar_tor 1.8
p_xyhbond_nbd 0.23
p_multtor_nbd 0.223
p_bond_d 0.01
p_angle_d 0.032
p_planar_d 0.038
p_chiral_restr 0.101
p_singtor_nbd 0.179
Coordinate Error
Parameter Value
Luzzati Resolution Cutoff (Low) 10.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2147
Nucleic Acid Atoms 0
Heterogen Atoms 30
Solvent Atoms 105

Software

Computing
Computing Package Purpose
XENGEN Data Reduction (intensity integration)
XENGEN Data Reduction (data scaling)
PROFFT Structure Solution
PROFFT Structure Refinement
Software
Software Name Purpose
PROFFT refinement
PROFFT model building