4TO3

Structural basis of cellular dNTP regulation, SAMHD1-dGTP-dGTP-dCTP complex


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4BZB 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1BATCH MODE298SPG buffer, PEG 1500
Crystal Properties
Matthews coefficientSolvent content
2.3848.35

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 86.411α = 90
b = 146.032β = 114.52
c = 98.106γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELPSI PILATUS 6M2013-09-29MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X251.1NSLSX25

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
12.24096.80.0839.43.7109505
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)
12.22.2493.60.69412.95300

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 REPLACEMENTTHROUGHOUT4BZB2.240109469552896.170.16990.16810.2037RANDOM56.804
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]
3.99-0.62-2.54-0.62
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.716
r_dihedral_angle_4_deg17.387
r_dihedral_angle_3_deg16.297
r_dihedral_angle_1_deg5.331
r_mcangle_it5.111
r_mcbond_it3.592
r_mcbond_other3.591
r_angle_refined_deg1.704
r_angle_other_deg1.326
r_chiral_restr0.098
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.716
r_dihedral_angle_4_deg17.387
r_dihedral_angle_3_deg16.297
r_dihedral_angle_1_deg5.331
r_mcangle_it5.111
r_mcbond_it3.592
r_mcbond_other3.591
r_angle_refined_deg1.704
r_angle_other_deg1.326
r_chiral_restr0.098
r_bond_refined_d0.015
r_gen_planes_refined0.01
r_bond_other_d0.007
r_gen_planes_other0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms15732
Nucleic Acid Atoms
Solvent Atoms490
Heterogen Atoms368

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data reduction
PDB_EXTRACTdata extraction
DENZOdata reduction
SCALEPACKdata scaling