6R02

Psychrobacter arcticus ATP phosphoribosyltransferase bound to histidine and PRPP


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8.52778mg mL-1 protein (in 20mM Tris pH7, 50mM KCl, 10mM MgCl2, 2mM DTT, 0.5mM histidine) mixed in 1:1 ratio with precipitant solution (11% PEG3350, 100mM bicine pH8.5, 150mM SrCl2, 150mM KBr, 2% 1,6-hexanediol)
Crystal Properties
Matthews coefficientSolvent content
2.4349.39

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 93.253α = 90
b = 147.31β = 103.11
c = 99.327γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 6M2019-01-13MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I240.9686DiamondI24

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
12.6577.3199.90.0720.0860.0470.9986.53.475715
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)
12.652.799.81.2471.4820.7940.4563.4

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 REPLACEMENTTHROUGHOUT6FTT2.6577.3171962372699.840.23760.23590.2701RANDOM75.679
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]
0.091.24-0.840.15
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.689
r_dihedral_angle_4_deg16.982
r_dihedral_angle_3_deg16.104
r_dihedral_angle_1_deg6.649
r_angle_refined_deg1.286
r_angle_other_deg1.114
r_chiral_restr0.043
r_bond_refined_d0.004
r_gen_planes_refined0.004
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.689
r_dihedral_angle_4_deg16.982
r_dihedral_angle_3_deg16.104
r_dihedral_angle_1_deg6.649
r_angle_refined_deg1.286
r_angle_other_deg1.114
r_chiral_restr0.043
r_bond_refined_d0.004
r_gen_planes_refined0.004
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms17863
Nucleic Acid Atoms
Solvent Atoms54
Heterogen Atoms88

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
Aimlessdata scaling
MOLREPphasing
PDB_EXTRACTdata extraction