8A3Q

Human Plasma Kallekrein in complex with 14W


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1COUNTER-DIFFUSION5.529125% PEG 6K, 0.10 M MES, pH 6.5, 14 mg/mL protein including 20 mM Benzamidine. 1:1 ratio of protein to mother liquor at 1 + 1 microliters over a 500 microliter reservoir at 18 Celsius
Crystal Properties
Matthews coefficientSolvent content
2.1342.21

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 63.438α = 90
b = 79.018β = 90
c = 49.875γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2015-11-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID23-10.978563ESRFID23-1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)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
11.80149.87586.70.05860.06420.02570.99914.086.2815758
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.8011.96645.40.92021.02290.43560.5641.525.16789

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 REPLACEMENTTHROUGHOUT2ANW1.80149.8815758786660.23720.23530.2725RANDOM49.74
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]
-5.3202-1.77947.0996
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion18.08
t_omega_torsion3.46
t_angle_deg1.01
t_bond_d0.008
t_dihedral_angle_d
t_gen_planes
t_it
t_chiral_improper_torsion
t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1905
Nucleic Acid Atoms
Solvent Atoms64
Heterogen Atoms62

Software

Software
Software NamePurpose
autoPROCdata processing
XDSdata reduction
Aimlessdata scaling
STARANISOdata scaling
BUSTERrefinement
Cootmodel building
PHASERphasing