5EHE

Crystal structure of human carbonic anhydrase isozyme II with 3-(benzylamino)-2,5,6-trifluoro-4-[(2-hydroxyethyl)sulfonyl]benzenesulfonamide


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3HLJ 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.5291Crystallization buffer contains 0.1M sodium bicine (pH 9) and 2.6M sodium malonate (pH 7.5)
Crystal Properties
Matthews coefficientSolvent content
2.0138.5

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 42.2α = 90
b = 41.026β = 104
c = 71.95γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mm2011-11-20MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONEMBL/DESY, HAMBURG BEAMLINE X130.8123EMBL/DESY, HAMBURGX13

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym I (Observed)Rrim I (All)Rpim I (All)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
11.40520.51198.50.0670.0670.0820.03620.25.2378633786314.855
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Rrim I (All)Rpim I (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.51.5897.70.2470.2470.30.132.75.35460

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 REPLACEMENTTHROUGHOUT3HLJ1.519.8937850380898.210.1830.180.211RANDOM16.823
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]
0.340.05-0.870.56
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.394
r_dihedral_angle_4_deg16.745
r_dihedral_angle_3_deg14.813
r_dihedral_angle_1_deg6.709
r_angle_refined_deg2.302
r_chiral_restr0.173
r_bond_refined_d0.024
r_gen_planes_refined0.014
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2049
Nucleic Acid Atoms
Solvent Atoms218
Heterogen Atoms51

Software

Software
Software NamePurpose
PDB_EXTRACTdata extraction
MOSFLMdata reduction
SCALAdata scaling
REFMACrefinement
MOLREPphasing
Cootmodel building