X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6
Temperature 277.0
Details CRYSTALS WERE GROWN AT 4 DEGREES C AND PH 6.0, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 52.4 α = 90
b = 76.2 β = 90
c = 113.5 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE AREA DETECTOR MARRESEARCH -- 1994-11-17
IMAGE PLATE MARRESEARCH -- 1994-11-14
Diffraction Radiation
Monochromator Protocol
-- --
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7B -- EMBL/DESY, HAMBURG BW7B
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X31 -- EMBL/DESY, HAMBURG X31

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
1.6 20 98.0 0.069 -- -- 5.9 -- 59967 -- 2.5 --

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
-- 1.6 7.0 -- 2.0 -- 53913 -- 98.8 -- 0.191 0.191 0.22 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 17.35
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.13
x_bond_d 0.007
x_angle_deg 1.7
x_dihedral_angle_d 22.7
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.17
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3035
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 375

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
X-PLOR 3.1 Structure Solution
X-PLOR 3.1 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.1 refinement
X-PLOR version: 3.1 model building