4FIK

Human carbonic anhydrase II H64A complexed with thioxolone hydrolysis products


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP829850MM TRIS-HCL, 2.6M AMMONIUM SULFATE, 2UL OF 100UM THIOXOLONE ADDED TO DROP 24HRS PRIOR TO FREEZING, PH 8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K
Crystal Properties
Matthews coefficientSolvent content
2.141.33

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 42.37α = 90
b = 41.38β = 104.1
c = 72.06γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 4MIRRORS2006-12-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONCHESS BEAMLINE F10.938CHESSF1

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
11.219.9692.40.05512.72.475775700168.36
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)
11.21.2478.20.3422.72.1

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)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 DIFFRACTIONAB INITIOTHROUGHOUTPDB ENTRY 1G0F1.215.6430.036715667156336988.460.11680.11580.1374Random11.7
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d19.356
f_angle_d1.51
f_chiral_restr0.087
f_bond_d0.012
f_plane_restr0.009
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2044
Nucleic Acid Atoms
Solvent Atoms299
Heterogen Atoms58

Software

Software
Software NamePurpose
PHENIXrefinement
CNSrefinement
ADSCdata collection
DENZOdata reduction
SCALEPACKdata scaling
CNSphasing