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STRUCTURE OF TWO DIFFERENT CONFORMATIONS OF MRNA CAPPING ENZYME IN COMPLEX WITH GTP
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments
ID
Method
pH
Temperature
Details
1
VAPOR DIFFUSION, HANGING DROP
7.5
HANGING DROP VAPOR DIFFUSION. 10-15 MG/ML PROTEIN IN 50 MM TRIS-HCL, 0.5 M NACL, 10 MM MGCL2, 5MM GTP, 2 MM EDTA, 4 MM DTT, PH 7.5 WERE MIXED WITH AN EQUAL VOLUME OF AND EQUILIBRATED AGAINST 100 MM TRIS-HCL, 200 MM NACL, 200 MM AMMONIUM SULFATE 34% MEOPEG 5000, PH 7.5., vapor diffusion - hanging drop
Crystal Properties
Matthews coefficient
Solvent content
3.5
65
Crystal Data
Unit Cell
Length ( Å )
Angle ( ˚ )
a = 93.332
α = 90
b = 214.931
β = 90
c = 105.752
γ = 90
Symmetry
Space Group
C 2 2 21
Diffraction
Diffraction Experiment
ID #
Crystal ID
Scattering Type
Data Collection Temperature
Detector
Detector Type
Details
Collection Date
Monochromator
Protocol
1
1
x-ray
100
IMAGE PLATE
MAR scanner 300 mm plate
1996-07-18
M
Radiation Source
ID #
Source
Type
Wavelength List
Synchrotron Site
Beamline
1
SYNCHROTRON
SRS BEAMLINE PX7.2
SRS
PX7.2
Data Collection
Overall
ID #
Resolution (High)
Resolution (Low)
Percent Possible (Observed)
R Merge 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
2.5
20
97.5
0.062
13.3
3
36196
48.3
Refinement
Statistics
Diffraction ID
Structure Solution Method
Resolution (High)
Resolution (Low)
Number Reflections (Observed)
Number Reflections (R-Free)
Percent Reflections (Observed)
R-Factor (Observed)
R-Work (Depositor)
R-Work (DCC)
R-Free (Depositor)
Mean Isotropic B
X-RAY DIFFRACTION
MULTIPLE ISOMORPHOUS REPLACEMENT WITH A MERCURY DERIVATIVE OBTAINED BY SOAKING THE CRYSTAL FOR TWO HOURS IN 1 MM THIMEROSAL AND A SELENOMETHIONINE DERIVATIVE