6SIF

Epidermicin antimicrobial protein from Staphylococcus epidermidis


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP2930.2M Ammonium Sulphate, 0.1M Sodium Acetate pH4.5, 28% PEG 2000 MME
Crystal Properties
Matthews coefficientSolvent content
2.9758.56

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 92.18α = 90
b = 117.86β = 90
c = 52.93γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 6M2013-08-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I041.0725DiamondI04

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)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
11.6946.13990.0580.0750.03514.14.46459916.461
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.691.7397.60.5760.7440.3514.2

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONMIRTHROUGHOUT1.6946.1361278326398.730.24820.24750.262RANDOM24.78
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]
1.13-0.96-0.17
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.968
r_dihedral_angle_3_deg15.384
r_dihedral_angle_1_deg4.297
r_angle_refined_deg1.468
r_angle_other_deg1.439
r_chiral_restr0.078
r_bond_refined_d0.01
r_gen_planes_refined0.01
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3374
Nucleic Acid Atoms
Solvent Atoms103
Heterogen Atoms40

Software

Software
Software NamePurpose
REFMACrefinement
PDB_EXTRACTdata extraction
xia2data reduction
xia2data scaling
SHELXCDphasing