4COQ

The complex of alpha-Carbonic anhydrase from Thermovibrio ammonificans with inhibitor sulfanilamide.


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1KOPPDB ENTRY 1KOP

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
15.550 MM BIS-TRIS PROPANE, 100 MM NACL, 12.5% PEG3350 PH 5.5.
Crystal Properties
Matthews coefficientSolvent content
3.0559.4

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 83.05α = 90
b = 115.36β = 90
c = 65.54γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2012-09-22MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I02DiamondI02

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
11.5557.6894.20.0811.95.686560
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)
11.551.5967.40.492.12.7

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 1KOP1.5534.8981876431794.610.177230.175740.20506RANDOM21.397
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]
-0.61.19-0.59
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.507
r_dihedral_angle_3_deg13.025
r_dihedral_angle_4_deg11.4
r_dihedral_angle_1_deg5.86
r_scbond_it3.366
r_mcangle_it2.691
r_mcbond_it2.02
r_angle_refined_deg1.35
r_chiral_restr0.098
r_bond_refined_d0.009
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.507
r_dihedral_angle_3_deg13.025
r_dihedral_angle_4_deg11.4
r_dihedral_angle_1_deg5.86
r_scbond_it3.366
r_mcangle_it2.691
r_mcbond_it2.02
r_angle_refined_deg1.35
r_chiral_restr0.098
r_bond_refined_d0.009
r_gen_planes_refined0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3630
Nucleic Acid Atoms
Solvent Atoms689
Heterogen Atoms130

Software

Software
Software NamePurpose
XDSdata reduction
Aimlessdata scaling
MOLREPphasing
BALBESphasing
REFMACrefinement