X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.8
Details THE STRUCTURE SOLVED USING CRYSTALS GROWN FROM AMMONIUM SULFATE WAS DEPOSITED AS 1IPD AT PDB. THE CRYSTALLIZATION CONDITION IN THIS STRUCTURE WAS SIMILAR AS THE MUTANT A172L., pH 4.8

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 82.5 α = 90
b = 86.7 β = 90.7
c = 112.1 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IIC -- 1995-07-15
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
-- -- -- -- --

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
-- -- 93.8 0.054 -- -- 0.927 -- 27930 -- 1.0 --

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
-- 3.0 6.0 -- 2.0 -- 24207 -- -- -- 0.149 0.149 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.2
RMS Deviations
Key Refinement Restraint Deviation
x_angle_deg 1.36
x_bond_d 0.007
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 10380
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 0

Software

Computing
Computing Package Purpose
PROCESS 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 model building
X-PLOR version: 3.1 refinement