3UA8

Crystal Structure Analysis of a 6-Amino Quinazolinedione Sulfonamide bound to human GluR2


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3R7XPDB ENTRY 3R7X

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1HANGING DROP7.527720% w/v 2-propanol, 10% w/v PEG4000, 100 mM HEPES, pH 7.5, HANGING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.2545.42

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 51.181α = 90
b = 104.548β = 90
c = 49.441γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2004-11-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SA0.800SLSX10SA

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
11.92098.80.06216.810.921361
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)
11.91.9799.50.1414.12106

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 REPLACEMENTTHROUGHOUTPDB ENTRY 3R7X1.92021296109498.780.18540.18380.2154RANDOM20.6273
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]
-0.150.25-0.1
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.603
r_dihedral_angle_4_deg15.378
r_dihedral_angle_3_deg13.411
r_dihedral_angle_1_deg5.543
r_scangle_it3.224
r_scbond_it1.905
r_angle_refined_deg1.181
r_mcangle_it1.146
r_angle_other_deg0.811
r_mcbond_it0.59
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.603
r_dihedral_angle_4_deg15.378
r_dihedral_angle_3_deg13.411
r_dihedral_angle_1_deg5.543
r_scangle_it3.224
r_scbond_it1.905
r_angle_refined_deg1.181
r_mcangle_it1.146
r_angle_other_deg0.811
r_mcbond_it0.59
r_mcbond_other0.122
r_chiral_restr0.067
r_bond_refined_d0.009
r_gen_planes_refined0.004
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2016
Nucleic Acid Atoms
Solvent Atoms244
Heterogen Atoms30

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
MOLREPphasing
REFMACrefinement
PDB_EXTRACTdata extraction
RemDAqdata collection