2PN0

Prokaryotic transcription elongation factor GreA/GreB from Nitrosomonas europaea


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4.62910.05 M Calcium chloride, 0.1 M Na Acetate, 20% PEG3350, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
2.1141.84

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 76.628α = 90
b = 80.838β = 90
c = 171.387γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152006-12-18MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 19-ID0.97920APS19-ID

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
11.739.999.30.06837.27.6584505845031.2
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)
1.71.7490.20.6091.763.83521

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONSADTHROUGHOUT1.739.95543555435295099.20.17810.17810.17660.2055RANDOM19.619
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]
-0.310.270.04
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.319
r_dihedral_angle_4_deg17.254
r_dihedral_angle_3_deg13.179
r_dihedral_angle_1_deg6.062
r_scangle_it3.756
r_scbond_it2.395
r_angle_refined_deg1.58
r_mcangle_it1.508
r_mcbond_it1.049
r_nbtor_refined0.307
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.319
r_dihedral_angle_4_deg17.254
r_dihedral_angle_3_deg13.179
r_dihedral_angle_1_deg6.062
r_scangle_it3.756
r_scbond_it2.395
r_angle_refined_deg1.58
r_mcangle_it1.508
r_mcbond_it1.049
r_nbtor_refined0.307
r_symmetry_vdw_refined0.256
r_nbd_refined0.238
r_symmetry_hbond_refined0.186
r_xyhbond_nbd_refined0.166
r_chiral_restr0.117
r_bond_refined_d0.017
r_gen_planes_refined0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3983
Nucleic Acid Atoms
Solvent Atoms571
Heterogen Atoms

Software

Software
Software NamePurpose
REFMACrefinement
SBC-Collectdata collection
HKL-3000data reduction
HKL-3000data scaling
SHELXDphasing
MLPHAREphasing
DMphasing
SOLVEphasing
RESOLVEphasing
HKL-3000phasing