6ZTK

Crystal structure of Mialostatin, a gut cystatin from the hard tick Ixodes ricinus


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3L0R 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4291.151M ammonium sulphate 0.1M sodium citrate pH 4.0
Crystal Properties
Matthews coefficientSolvent content
2.4449.61

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 81.106α = 90
b = 81.106β = 90
c = 162.33γ = 120
Symmetry
Space GroupP 62 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2016-03-17MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONBESSY BEAMLINE 14.10.91841BESSY14.1

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
11.5542.999.90.084460.0870.01874121.9521.224638119.54
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)
11.551.6599.251.2031.2320.2630.764221.55

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 REPLACEMENTTHROUGHOUT3L0R1.5542.944052232899.890.17220.17070.2014RANDOM20.97
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]
-0.04-0.02-0.040.13
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.585
r_dihedral_angle_4_deg16.207
r_dihedral_angle_3_deg11.402
r_dihedral_angle_1_deg7.389
r_angle_refined_deg1.907
r_angle_other_deg1.54
r_chiral_restr0.089
r_bond_refined_d0.015
r_gen_planes_refined0.012
r_gen_planes_other0.004
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.585
r_dihedral_angle_4_deg16.207
r_dihedral_angle_3_deg11.402
r_dihedral_angle_1_deg7.389
r_angle_refined_deg1.907
r_angle_other_deg1.54
r_chiral_restr0.089
r_bond_refined_d0.015
r_gen_planes_refined0.012
r_gen_planes_other0.004
r_bond_other_d0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1737
Nucleic Acid Atoms
Solvent Atoms371
Heterogen Atoms63

Software

Software
Software NamePurpose
REFMACrefinement
PDB_EXTRACTdata extraction
XDSdata reduction
XSCALEdata scaling
MOLREPphasing