Crystal structure of bifunctional catalase-phenol oxidase from a marine-derived Cladosporium species


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4AUM 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP29310% w/v PEG 20000, 20% v/v PEG MME 550, 0.02 M of each amino acid, 0.1 M MES/imidazole pH 6.5 Aminoacids: sodium L-glutamate, 0.2 M DL-alanine, 0.2 M glycine, 0.2 M DL-lysine HCl, 0.2 M DL-serine.
Crystal Properties
Matthews coefficientSolvent content
2.6750.37

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 92.549α = 83.31
b = 92.663β = 78.177
c = 169.229γ = 60.329
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 16M2023-12-08MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPETRA III, EMBL c/o DESY BEAMLINE P13 (MX1)0.9763PETRA III, EMBL c/o DESYP13 (MX1)

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)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
11.682.94491.30.0610.0860.0610.99573577755
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.61.630.7291.0320.7290.5493.7

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1.682.9445770362903891.4520.2010.19940.19730.23640.2342RANDOM20.197
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]
-0.8720.2060.5070.7020.0970.123
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_6_deg16.322
r_dihedral_angle_3_deg13.72
r_dihedral_angle_2_deg13.086
r_dihedral_angle_1_deg7.186
r_lrange_it3.528
r_lrange_other3.528
r_scangle_it2.423
r_scangle_other2.423
r_angle_refined_deg1.939
r_scbond_it1.649
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_6_deg16.322
r_dihedral_angle_3_deg13.72
r_dihedral_angle_2_deg13.086
r_dihedral_angle_1_deg7.186
r_lrange_it3.528
r_lrange_other3.528
r_scangle_it2.423
r_scangle_other2.423
r_angle_refined_deg1.939
r_scbond_it1.649
r_scbond_other1.649
r_mcangle_it1.446
r_mcangle_other1.446
r_mcbond_it1.047
r_mcbond_other1.047
r_angle_other_deg0.706
r_symmetry_nbd_refined0.316
r_nbd_other0.255
r_nbd_refined0.23
r_symmetry_xyhbond_nbd_refined0.211
r_symmetry_nbd_other0.201
r_nbtor_refined0.186
r_xyhbond_nbd_refined0.181
r_symmetry_xyhbond_nbd_other0.127
r_chiral_restr0.11
r_symmetry_nbtor_other0.084
r_gen_planes_refined0.011
r_bond_refined_d0.01
r_gen_planes_other0.003
r_bond_other_d0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms32589
Nucleic Acid Atoms
Solvent Atoms5122
Heterogen Atoms725

Software

Software
Software NamePurpose
REFMACrefinement
REFMACrefinement
XDSdata reduction
Aimlessdata scaling
PHASERphasing