X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
Details ORTHORHOMBIC SPACE GROUP; CRYSTALLIZATION CONDITIONS: 24-26% PEG8000, 0.02M INHIBITOR, 0.2M (NH4)2 SO4, 50MM TRIS-HCL, ROOM TEMPERATURE, HANGING DROP., vapor diffusion - hanging drop

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 63.69 α = 90
b = 69.37 β = 90
c = 63.01 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU -- 1994-03-19
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
-- -- 88.8 0.044 -- -- 3.24 -- 78707 -- 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
-- 1.8 8.0 -- 2.0 -- 23223 -- -- -- 0.175 0.175 0.207 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 22.2
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.013
x_angle_deg 2.6
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1659
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 170

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 refinement
X-PLOR version: 3.1 model building
PROCESS data collection