6R6J

Crystal structure of human carbonic anhydrase isozyme II with 2-(benzenesulfonyl)-4-chloro-N-(2-hydroxyethyl)-5-sulfamoyl-benzamide


X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7291Crystallization buffer: 0.1M sodium bicine (pH 9), 0.2M ammonium sulfate and 2M sodium malonate (pH 7)
Crystal Properties
Matthews coefficientSolvent content
2.0439.72

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 41.949α = 90
b = 41.07β = 104.14
c = 71.542γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2014-11-28MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONMAX II BEAMLINE I911-30.91000MAX III911-3

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.5540.679990.0490.070.049.63.23416934169
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)
11.551.63970.3470.3470.5230.292.23

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 REPLACEMENTTHROUGHOUT3HLJ1.5534.6933894341098.030.19150.1880.2233RANDOM18.9587
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]
-0.050.06-1.651.49
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.837
r_dihedral_angle_4_deg20.236
r_dihedral_angle_3_deg15.825
r_dihedral_angle_1_deg7.459
r_mcangle_it2.704
r_scbond_it2.513
r_angle_refined_deg1.917
r_mcbond_it1.836
r_chiral_restr0.14
r_gen_planes_refined0.013
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.837
r_dihedral_angle_4_deg20.236
r_dihedral_angle_3_deg15.825
r_dihedral_angle_1_deg7.459
r_mcangle_it2.704
r_scbond_it2.513
r_angle_refined_deg1.917
r_mcbond_it1.836
r_chiral_restr0.14
r_gen_planes_refined0.013
r_bond_refined_d0.01
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2049
Nucleic Acid Atoms
Solvent Atoms182
Heterogen Atoms39

Software

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