4FPT

Carbonic Anhydrase II in complex with ethyl (2Z,4R)-2-(sulfamoylimino)-1,3-thiazolidine-4-carboxylate


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3M14 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.82912.75 M (NH4)2SO4, 0.3 M NaCl, 0.15 mM p-chloromercurybenzoic acid 0.1 M Tris-HCl, pH 7.8, VAPOR DIFFUSION, SITTING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
2.141.41

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 42.256α = 90
b = 41.607β = 104.22
c = 72.153γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2011-12-11MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONBESSY BEAMLINE 14.20.91841BESSY14.2

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
10.983093.30.043129724129724
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)
10.98163.20.2412.81.85838

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 DIFFRACTIONMOLECULAR REPLACEMENTFREE R3M140.9830129705127703200293.20.12870.12840.12840.1578RANDOM
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]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
232344.44
RMS Deviations
KeyRefinement Restraint Deviation
s_zero_chiral_vol0.109
s_approx_iso_adps0.103
s_non_zero_chiral_vol0.095
s_anti_bump_dis_restr0.048
s_similar_adp_cmpnt0.043
s_from_restr_planes0.0337
s_angle_d0.032
s_bond_d0.015
s_rigid_bond_adp_cmpnt0.006
s_similar_dist
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2016
Nucleic Acid Atoms
Solvent Atoms302
Heterogen Atoms40

Software

Software
Software NamePurpose
MAR345dtbdata collection
PHASERphasing
SHELXL-97refinement
HKL-2000data reduction
HKL-2000data scaling