Crystal structure of RD3796, a de novo designed rubredoxin from the template rubredoxin c. p.


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
in silico modelAlphaFold 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1EVAPORATION2931.6M Sodium citrate pH 6.5
Crystal Properties
Matthews coefficientSolvent content
2.5351.29

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 56.312α = 90
b = 56.312β = 90
c = 31.24γ = 120
Symmetry
Space GroupP 65

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2025-04-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRF BEAMLINE BL19U10.97853SSRFBL19U1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)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
11.728.1696.80.040.99826.6817.66136
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.71.870.4150.8022.42

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)Mean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1.728.161.64613660096.80.21940.21750.21850.25850.2555
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d18.399
f_angle_d1.164
f_chiral_restr0.054
f_bond_d0.013
f_plane_restr0.011
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms390
Nucleic Acid Atoms
Solvent Atoms21
Heterogen Atoms1

Software

Software
Software NamePurpose
PHENIXrefinement
PDB_EXTRACTdata extraction
XDSdata reduction
pointlessdata scaling
PHENIXphasing