6ZMP

Crystal structure of Chaetomium thermophilum Naa20 in complex with a bisubstrate analogue


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP8.5291CtNaa20 was concentrated to 20 mg/ml and mixed in a 1:3 molar ratio with CoA-Ac-MDEL. The crystallization drops contained 200 nl protein solution and 200 nl precipitant solution (15 % (v/v) propanol, 0.2 M ammonium acetate and 0.1 M TRIS pH 8.5).
Crystal Properties
Matthews coefficientSolvent content
2.7254.86

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 46.15α = 90
b = 114.453β = 90.19
c = 47.416γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 16M2020-06-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPETRA III, EMBL c/o DESY BEAMLINE P14 (MX2)0.976247PETRA III, EMBL c/o DESYP14 (MX2)

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)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
11.5747.4298.70.0870.0560.9988.66.66756220.51
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.571.698.41.3060.8170.6056.9

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation 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 REPLACEMENTTHROUGHOUT5k181.5747.421.3665018332194.960.17310.17130.205330.9085
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]
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3128
Nucleic Acid Atoms
Solvent Atoms577
Heterogen Atoms296

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
Aimlessdata scaling
PHASERphasing