4TNY

Structural basis of cellular dNTP regulation, SAMHD1-dGTP-dATP-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
2.2846.04

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 86.253α = 90
b = 141.874β = 116.38
c = 98.333γ = 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
12.65099.60.1535.93.866014
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.62.6492.833038

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 REPLACEMENTTHROUGHOUT4BZB2.65065672332298.650.21520.21360.2439RANDOM41.654
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]
1.53-0.650.06-0.64
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.024
r_dihedral_angle_3_deg15.827
r_dihedral_angle_4_deg13.622
r_dihedral_angle_1_deg5.199
r_mcangle_it3.694
r_mcbond_it2.327
r_mcbond_other2.327
r_angle_refined_deg1.49
r_angle_other_deg0.9
r_chiral_restr0.093
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.024
r_dihedral_angle_3_deg15.827
r_dihedral_angle_4_deg13.622
r_dihedral_angle_1_deg5.199
r_mcangle_it3.694
r_mcbond_it2.327
r_mcbond_other2.327
r_angle_refined_deg1.49
r_angle_other_deg0.9
r_chiral_restr0.093
r_bond_refined_d0.012
r_gen_planes_refined0.007
r_bond_other_d0.004
r_gen_planes_other0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms15732
Nucleic Acid Atoms
Solvent Atoms15
Heterogen Atoms372

Software

Software
Software NamePurpose
HKL-2000data reduction
REFMACrefinement
PDB_EXTRACTdata extraction