1MS4

Triclinic form of Trypanosoma cruzi trans-sialidase


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.5291PEG 4000, Tris.HCl, Isopropanol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
2.346.46

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 50.95α = 85.94
b = 74.22β = 84.2
c = 87.467γ = 88.38
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray110CCDADSC QUANTUM 42001-05-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-10.934ESRFID14-1

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
12.2138.63395.70.0596076760767
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)
2.212.3386.70.094

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)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 REPLACEMENTTHROUGHOUTpdb id 1MZ52.2134.925768357683308295.720.217610.217610.214690.27234RANDOM17.414
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]
0.020.010.02-0.02
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg16.896
r_dihedral_angle_1_deg5.403
r_scangle_it3.998
r_scbond_it2.567
r_angle_refined_deg1.857
r_mcangle_it1.607
r_mcbond_it0.934
r_angle_other_deg0.831
r_nbd_refined0.222
r_nbd_other0.22
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg16.896
r_dihedral_angle_1_deg5.403
r_scangle_it3.998
r_scbond_it2.567
r_angle_refined_deg1.857
r_mcangle_it1.607
r_mcbond_it0.934
r_angle_other_deg0.831
r_nbd_refined0.222
r_nbd_other0.22
r_symmetry_vdw_refined0.192
r_symmetry_vdw_other0.188
r_symmetry_hbond_refined0.184
r_xyhbond_nbd_refined0.142
r_chiral_restr0.111
r_xyhbond_nbd_other0.045
r_bond_refined_d0.021
r_gen_planes_refined0.007
r_gen_planes_other0.002
r_bond_other_d0.001
r_nbtor_other
r_symmetry_hbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms9664
Nucleic Acid Atoms
Solvent Atoms196
Heterogen Atoms

Software

Software
Software NamePurpose
MOSFLMdata reduction
SCALAdata scaling
AMoREphasing
REFMACrefinement
CCP4data scaling