8UCH

Thermophilic RNA Ligase from Palaeococcus pacificus K92A + ATP


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2VUGRnl3 ligase

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.5291.1580 mM strontium chloride hexahydrate, 20 mM magnesium chloride hexahydrate, 40 mM sodium cacodylate trihydrate pH 7.0, 20% v/v (+/-)-2-methyl-2,4-pentanediol, 12 mM spermine tetrahydrochloride
Crystal Properties
Matthews coefficientSolvent content
2.9858.69

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 82.02α = 90
b = 97.251β = 90
c = 140.101γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 16M2022-03-11MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAUSTRALIAN SYNCHROTRON BEAMLINE MX20.953659Australian SynchrotronMX2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.1446.7299.970.108816.7513.33126621.41
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.21746.720.96752.55

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE2.1446.721.3931262200099.980.17210.16990.204627.55
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d9.0631
f_angle_d0.7849
f_chiral_restr0.0546
f_plane_restr0.0083
f_bond_d0.0067
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2993
Nucleic Acid Atoms
Solvent Atoms212
Heterogen Atoms71

Software

Software
Software NamePurpose
PHENIXrefinement
Zanudadata reduction
XDSdata scaling
PHENIXphasing