1C9K

THE THREE DIMENSIONAL STRUCTURE OF ADENOSYLCOBINAMIDE KINASE/ ADENOSYLCOBINAMIDE PHOSPHATE GUALYLYLTRANSFERASE (COBU) COMPLEXED WITH GMP: EVIDENCE FOR A SUBSTRATE INDUCED TRANSFERASE ACTIVE SITE


X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Batch
pH 9
Temperature 4.0
Details 16% PEG 4000 100 MM CACL2 50 MM CHES, pH 9.0, BATCH

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 58.38 α = 90
b = 87.77 β = 90
c = 101.64 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 133
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 1 -- 1998-01-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 14-BM-D -- APS 14-BM-D

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
2.2 30 97.3 0.053 -- -- 5.6 27168 26435 1.5 1.5 41.9
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)
2.2 2.28 94.9 0.227 -- -- 2.3 --

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
-- 2.2 30.0 1.5 1.5 27168 26435 -- 97.3 -- 0.191 -- -- --
RMS Deviations
Key Refinement Restraint Deviation
t_bond_d 0.011
t_angle_deg 2.32
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3829
Nucleic Acid Atoms 0
Heterogen Atoms 88
Solvent Atoms 336

Software

Software
Software Name Purpose
AMoRE phasing
TNT refinement
DENZO data reduction
SCALEPACK data scaling