1R3U

Crystal Structure of Hypoxanthine-Guanine Phosphoribosyltransferase from Thermoanaerobacter tengcongensis


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1TC2PDB ENTRY 1TC2

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.5293PEG 8000, sodium cacodylate, magnesium acetate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.7955.6

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 68.02α = 90
b = 139.51β = 90
c = 97.32γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray293CCDBRUKER SMART 6000Montel mirrors2002-09-24MSINGLE WAVELENGTH
21x-ray293CCDBRUKER SMART 6000Montel mirrors2002-09-25MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODE1.5418
2ROTATING ANODE1.5418

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
1,22.556.8295.20.07517.553.59164091561624.9
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)
2.52.6389.40.32541.842.532199

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 1TC22.556.71639315512157594.60.190.190.216RANDOM50
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]
17.06-10.74-6.32
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d24.4
c_scangle_it3.64
c_mcangle_it2.63
c_scbond_it2.31
c_mcbond_it1.51
c_angle_deg1.4
c_improper_angle_d0.79
c_bond_d0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2807
Nucleic Acid Atoms
Solvent Atoms140
Heterogen Atoms6

Software

Software
Software NamePurpose
CNSrefinement
PROTEUM PLUSdata reduction
PROTEUM PLUSdata scaling
CNSphasing