5MTK

Crystal structure of human Caspase-1 with (3S,6S,10aS)-N-((2S,3S)-2-hydroxy-5-oxotetrahydrofuran-3-yl)-6-(isoquinoline-1-carboxamido)-5-oxodecahydropyrrolo[1,2-a]azocine-3-carboxamide (PGE-3935199)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP2770.1 M HEPES (pH 7.4), 2 M (NH4)2SO4 and 25 mM DTT
Crystal Properties
Matthews coefficientSolvent content
2.7655.5

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 64.589α = 90
b = 64.589β = 90
c = 161.102γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2012-02-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID23-10.987ESRFID23-1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)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
12.5350.3998.5115.91188866.7
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.532.6292.41.95.2

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 DIFFRACTIONTHROUGHOUT2.53151176456098.20.2460.2430.299RANDOM62.39
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]
8.87538.8753-17.7506
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion19.34
t_omega_torsion1.87
t_angle_deg0.97
t_bond_d0.009
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion19.34
t_omega_torsion1.87
t_angle_deg0.97
t_bond_d0.009
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion
t_chiral_improper_torsion
t_sum_occupancies
t_utility_distance
t_utility_angle
t_utility_torsion
t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2010
Nucleic Acid Atoms
Solvent Atoms17
Heterogen Atoms35

Software

Software
Software NamePurpose
BUSTERrefinement
SCALAdata scaling
Cootmodel building
PHASERphasing