3K24

Crystal structure of mature apo-Cathepsin L C25A mutant in complex with Gln-Leu-Ala peptide


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP429310% Isopropanol, 0.1 M Sodium acetate trihydrate pH 4.0, 22% PEG 6000, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.3848.42

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 62.697α = 90
b = 62.697β = 90
c = 205.868γ = 120
Symmetry
Space GroupP 32 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCDMirrors2009-04-06MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 23-ID-B1.0000APS23-ID-B

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym I (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
12.54093.50.07431.97.217063159542
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.52.5959.10.19866.9983

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 3IV22.5401528382394.580.21240.209260.27002RANDOM34.809
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]
0.690.340.69-1.03
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.244
r_dihedral_angle_4_deg24.256
r_dihedral_angle_3_deg19.799
r_dihedral_angle_1_deg10.481
r_scangle_it5.124
r_scbond_it3.284
r_mcangle_it1.942
r_mcbond_it1.108
r_angle_refined_deg0.545
r_chiral_restr0.046
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.244
r_dihedral_angle_4_deg24.256
r_dihedral_angle_3_deg19.799
r_dihedral_angle_1_deg10.481
r_scangle_it5.124
r_scbond_it3.284
r_mcangle_it1.942
r_mcbond_it1.108
r_angle_refined_deg0.545
r_chiral_restr0.046
r_gen_planes_refined0.014
r_bond_refined_d0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3436
Nucleic Acid Atoms
Solvent Atoms32
Heterogen Atoms89

Software

Software
Software NamePurpose
Blu-Icedata collection
PHASERphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling