5MOO

Joint X-ray/neutron structure of cationic trypsin in complex with aniline


X-RAY DIFFRACTION - NEUTRON DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4I8H 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.52770.2 M ammonium sulfate, 0.1 M Hepes pH 7.5, 16.5-17.0% (w/v) PEG 8000
Crystal Properties
Matthews coefficientSolvent content
2.3246.98

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 54.875α = 90
b = 58.472β = 90
c = 67.458γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray295IMAGE PLATEMAR scanner 345 mm plate2016-02-19MSINGLE WAVELENGTH
21neutron295IMAGE PLATEMAATEL BIODIFF2016-07-22MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SEALED TUBEOTHER1.54179
2NUCLEAR REACTORFRM II BEAMLINE BIODIFF2.667FRM IIBIODIFF

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym I (Observed)Rrim I (All)Rpim I (All)CC (Half)R Split (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
11.44144.18497.30.04527.017.36138793
21.435093.80.0987.2532.538342
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)R Merge I (Observed)R-Sym I (Observed)Rrim I (All)Rpim I (All)CC (Half)R Split (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.4411.530.2299.866.025
21.431.450.3871.8581.6

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Cut-off Sigma (I)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENT1.44144.1841.3638776195997.280.13570.13440.1596Random selection
NEUTRON DIFFRACTIONMOLECULAR REPLACEMENT1.4322.09238317191193.790.17080.170.1848Random selection
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_d12.911
f_dihedral_angle_d12.911
f_angle_d1.085
f_angle_d1.085
f_chiral_restr0.093
f_chiral_restr0.093
f_bond_d0.006
f_plane_restr0.006
f_bond_d0.006
f_plane_restr0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1610
Nucleic Acid Atoms
Solvent Atoms149
Heterogen Atoms13

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
HKL-2000data reduction
XDSdata scaling
HKL-2000data scaling
PHASERphasing
Cootmodel building