1TG2

Crystal structure of phenylalanine hydroxylase A313T mutant with 7,8-dihydrobiopterin bound


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1LRM 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.82775-10% Ethylene Glycol, 20-40 mM Pipes, pH 6.8, 8-15% PEG 2000, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
3.19660.04

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 66.534α = 90
b = 107.755β = 90
c = 124.282γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IVOsmic Mirrors2003-03-13MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU FR-D1.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
12.220990.194207.5227572275724.7
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.22.2899.90.815207.52260

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 (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONDifference fourierTHROUGHOUT1LRM2.219.912564422008107595.40.2130.2130.2130.254RANDOM39.6
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]
0.973.51-4.49
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d21.6
c_scangle_it11.19
c_scbond_it7.46
c_mcangle_it5.67
c_mcbond_it3.71
c_angle_deg1.5
c_improper_angle_d0.99
c_bond_d0.012
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2526
Nucleic Acid Atoms
Solvent Atoms73
Heterogen Atoms18

Software

Software
Software NamePurpose
CNSrefinement
d*TREKdata reduction
HKL-2000data scaling
CNSphasing