4TNX

Structure basis of cellular dNTP regulation, SAMHD1-GTP-dGTP 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
2.1342.37

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 80.886α = 90
b = 140.734β = 114.71
c = 97.603γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152013-08-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 24-ID-E0.9792APS24-ID-E

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
12.3501000.1366.37.286382
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.32.341006.34276

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 REPLACEMENTTHROUGHOUT4BZB2.315086352433599.160.18980.18790.2263RANDOM53.473
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]
2.10.03-3.310.83
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.688
r_dihedral_angle_4_deg16.718
r_dihedral_angle_3_deg15.805
r_dihedral_angle_1_deg5.616
r_mcangle_it3.574
r_mcbond_it2.169
r_mcbond_other2.169
r_angle_refined_deg1.563
r_angle_other_deg0.831
r_chiral_restr0.086
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.688
r_dihedral_angle_4_deg16.718
r_dihedral_angle_3_deg15.805
r_dihedral_angle_1_deg5.616
r_mcangle_it3.574
r_mcbond_it2.169
r_mcbond_other2.169
r_angle_refined_deg1.563
r_angle_other_deg0.831
r_chiral_restr0.086
r_bond_refined_d0.014
r_gen_planes_refined0.007
r_bond_other_d0.002
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms15730
Nucleic Acid Atoms
Solvent Atoms249
Heterogen Atoms269

Software

Software
Software NamePurpose
HKL-2000data reduction
REFMACrefinement
PDB_EXTRACTdata extraction