3ZP9

Human Carbonic Anhydrase II as a Scaffold for an Artificial Transfer Hydrogenase


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3PYKPDB ENTRY 3PYK

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.92932.1 M AMSO4, 50 MM TRIS-SO4, 0.2 MM 4-CHLOROMERCURIBENZOIC ACID, 4 MG/ML PROTEIN, PH 7.9, 293 K
Crystal Properties
Matthews coefficientSolvent content
2.242.7

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 42.5α = 90
b = 41.62β = 103.8
c = 72.48γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 2M2012-12-13MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X06DASLSX06DA

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
11.3140.0182.90.089.33.2492671.2513.08
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)
11.311.3843.21.261.262.9

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 3PYK1.3140.0111.9949213201982.890.16930.16830.1932
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]
-0.20710.97842.1497-1.9426
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.357
f_angle_d1.79
f_chiral_restr0.117
f_bond_d0.018
f_plane_restr0.01
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2059
Nucleic Acid Atoms
Solvent Atoms167
Heterogen Atoms62

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
XSCALAdata scaling
PHASERphasing