8HQR

Crystal structure of the arginine-/lysine-binding protein SAR11_1210 from 'Candidatus Pelagibacter ubique' HTCC1062 bound to arginine


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 5OT8 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP62931 uL 12 mg/mL protein + 1 uL 21% (w/v) PEG 1500, 0.1 M MES pH 6.0. Final crystal obtained by serial microseeding from this condition. Crystal cryoprotected in 30% (w/v) PEG 1500, 0.1 M MES pH 6.0.
Crystal Properties
Matthews coefficientSolvent content
2.1542.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 57.128α = 90
b = 84.689β = 90
c = 106.097γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 9M2022-07-28MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSPRING-8 BEAMLINE BL32XU1.000SPring-8BL32XU

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)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
11.3247.499.40.1230.1290.99610.4412.2121098
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.321.499.11.4111.4760.7091.1611.6

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT5OT81.3247.4114968612899.420.150940.14890.19047RANDOM20.203
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]
-1.43.6-2.19
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg13.902
r_rigid_bond_restr12.751
r_dihedral_angle_2_deg10.865
r_long_range_B_refined8.412
r_long_range_B_other8.376
r_scangle_other8.159
r_mcbond_it7.82
r_mcbond_other7.82
r_mcangle_it7.633
r_mcangle_other7.631
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg13.902
r_rigid_bond_restr12.751
r_dihedral_angle_2_deg10.865
r_long_range_B_refined8.412
r_long_range_B_other8.376
r_scangle_other8.159
r_mcbond_it7.82
r_mcbond_other7.82
r_mcangle_it7.633
r_mcangle_other7.631
r_scbond_it7.614
r_scbond_other7.612
r_dihedral_angle_1_deg5.762
r_angle_refined_deg1.525
r_angle_other_deg0.563
r_chiral_restr0.083
r_bond_refined_d0.009
r_gen_planes_refined0.008
r_gen_planes_other0.002
r_bond_other_d0.001
r_dihedral_angle_4_deg
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3865
Nucleic Acid Atoms
Solvent Atoms578
Heterogen Atoms24

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
XDSdata scaling
MOLREPphasing