4ATN

Crystal structure of C2498 2'-O-ribose methyltransferase RlmM from Escherichia coli


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelOtherMODEL OBTAINED FROM K2PTCL4 DERIVATIVE CRYSTAL DATA

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
18.50.3 M AMMONIUM TARTRATE DIBASIC PH 7.0, 20% PEG 3350, 3.0% DEXTRAN SULFATE SODIUM SALT
Crystal Properties
Matthews coefficientSolvent content
2.448

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 92.09α = 90
b = 92.09β = 90
c = 83.09γ = 120
Symmetry
Space GroupP 31 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCH SX-1652012-03-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONMAX II BEAMLINE I911-2MAX III911-2

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
11.9528.7799.80.06257.330022233.02
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)
11.952960.873.56.3

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (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 REPLACEMENTMODEL OBTAINED FROM K2PTCL4 DERIVATIVE CRYSTAL DATA1.9528.7691.9930022150299.770.17070.16880.206234.12
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]
-1.5099-1.50993.0198
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.001
f_angle_d1.072
f_chiral_restr0.074
f_bond_d0.008
f_plane_restr0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2880
Nucleic Acid Atoms
Solvent Atoms195
Heterogen Atoms134

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
XSCALEdata scaling
PHASERphasing