X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.8
Temperature 293.0
Details ENZYME SOLUTION: 10 MG/ML TRPS IN 50 MM BICINE PH 7.8, 1 MM EDTA, 5 MM DITHIOERYTHRITOL, 20 MUM PYRIDOXAL-5'-PHOSPHATE RESERVOI SOLUTION: 50 MM BICINE PH 7.8, 5 MM EDTA, 5 MM DITHIOERYTHRITOL, 0.1 MM PYRIDOXAL-5'-PHOSPHATE, 2 MM SPERMINE, 8-12 % PEG 8000 CRYSTALLIZATION DROP CONSISTED AN INITIAL FIP CONCENTRATION OF 7 MM, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 184 α = 90
b = 60.7 β = 95.75
c = 67.4 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 275
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1994-11-12
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X12C -- NSLS X12C

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
2.17 20 88.0 0.044 -- -- -- -- 34995 0.0 1.4 23.479
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)
2.17 2.21 37.6 0.295 -- -- 1.19 731

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
-- 2.25 20.0 0.0 0.0 32603 32603 1634 0.913 0.178 0.178 0.17 0.224 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
p_angle_d 0.017
p_bond_d 2.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4963
Nucleic Acid Atoms 0
Heterogen Atoms 34
Solvent Atoms 190

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
X-PLOR model building
REFMAC refinement