2B67

Crystal structure of the Nitroreductase Family Protein from Streptococcus pneumoniae TIGR4


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6295PEG 8000, MES, Calcium Acetate, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Crystal Properties
Matthews coefficientSolvent content
2.652

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 55.4α = 90
b = 80.278β = 100.61
c = 103.015γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315mirrors2005-02-18MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 19-ID0.97915APS19-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
12.0539.0297.80.1095.57.55690154339
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)
12.052.1291.20.4312.15.55056

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 DIFFRACTIONSADTHROUGHOUT2.0539.024886148861545097.670.183780.183780.176770.2471RANDOM25.189
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]
-0.13-0.22-0.70.75
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.671
r_dihedral_angle_3_deg18.299
r_dihedral_angle_4_deg17.604
r_dihedral_angle_1_deg5.558
r_scangle_it3.61
r_scbond_it2.24
r_mcangle_it1.484
r_angle_refined_deg1.395
r_mcbond_it0.925
r_nbtor_refined0.303
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.671
r_dihedral_angle_3_deg18.299
r_dihedral_angle_4_deg17.604
r_dihedral_angle_1_deg5.558
r_scangle_it3.61
r_scbond_it2.24
r_mcangle_it1.484
r_angle_refined_deg1.395
r_mcbond_it0.925
r_nbtor_refined0.303
r_nbd_refined0.226
r_symmetry_vdw_refined0.183
r_xyhbond_nbd_refined0.176
r_symmetry_hbond_refined0.16
r_chiral_restr0.102
r_bond_refined_d0.014
r_gen_planes_refined0.005
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 Atoms6388
Nucleic Acid Atoms
Solvent Atoms753
Heterogen Atoms128

Software

Software
Software NamePurpose
REFMACrefinement
SBC-Collectdata collection
HKL-2000data scaling
HKL-3000phasing
SHELXCDphasing
SHELXDphasing
SHELXEmodel building
MLPHAREphasing
SOLVEphasing
RESOLVEphasing