9FXK | pdb_00009fxk

Transcription repressor NrdR from E. coli, AMPPNP/ATP-bound state


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 7P3Q 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP293Protein at 8 mg/ml in 1.5 mM ADP, 1.1 mM AMPPNP, 25 mM Tris-HCl pH 9 (at 277 K), 300 mM NaCl, 1 mM TCEP, 10 mM MgCl2. 150 nL protein were mixed with with 50 nL reservoir solution containing 0.1 M Bis-Tris propane pH 7.5, 0.2 M potassium thiocyanate, 20% (w/v) PEG3350 at 293 K. Crystals were harvested in paraffin oil.
Crystal Properties
Matthews coefficientSolvent content
2.7455.08

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 84.797α = 90
b = 129.791β = 90
c = 143.877γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 16M2021-02-25MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONMAX IV BEAMLINE BioMAX0.97963MAX IVBioMAX

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim 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
12.33196.37275.70.2040.2120.0570.9961013.751826
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.3312.56915.12.4512.5470.6870.4271.513.6

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT2.33196.3751826257375.70.22590.22430.21320.25650.2397RANDOM64.13
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]
-0.02440.673-0.6486
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion18.65
t_omega_torsion2.5
t_angle_deg0.86
t_bond_d0.007
t_dihedral_angle_d
t_gen_planes
t_it
t_chiral_improper_torsion
t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms9669
Nucleic Acid Atoms
Solvent Atoms187
Heterogen Atoms504

Software

Software
Software NamePurpose
BUSTERrefinement
XDSdata scaling
autoPROCdata reduction
PHASERphasing