1OXQ

Structure and Function Analysis of Peptide Antagonists of Melanoma Inhibitor of Apoptosis (ML-IAP)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP5298sodium acetate, PEG 300, DTT, pH 5.0, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
3.0359.08

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 83.189α = 90
b = 83.189β = 90
c = 93.612γ = 120
Symmetry
Space GroupP 32

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCH2002-04-13MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 32-ID1.2686APS32-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
12.32097.20.0650.06521.83.7644966270941.211
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.32.381000.3790.3793.43.96453

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 DIFFRACTIONFOURIER SYNTHESISTHROUGHOUTPDB ENTRY 1OXN2.3203057029677152897.080.16340.163450.160640.21827copied from test set for 1OXN40.259
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]
0.280.140.28-0.42
RMS Deviations
KeyRefinement Restraint Deviation
r_scangle_it6.082
r_mcangle_it5.347
r_dihedral_angle_1_deg4.976
r_scbond_it3.994
r_mcbond_it3.193
r_angle_refined_deg1.073
r_nbd_refined0.204
r_symmetry_vdw_refined0.174
r_symmetry_hbond_refined0.166
r_xyhbond_nbd_refined0.142
RMS Deviations
KeyRefinement Restraint Deviation
r_scangle_it6.082
r_mcangle_it5.347
r_dihedral_angle_1_deg4.976
r_scbond_it3.994
r_mcbond_it3.193
r_angle_refined_deg1.073
r_nbd_refined0.204
r_symmetry_vdw_refined0.174
r_symmetry_hbond_refined0.166
r_xyhbond_nbd_refined0.142
r_chiral_restr0.074
r_bond_refined_d0.009
r_gen_planes_refined0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3979
Nucleic Acid Atoms
Solvent Atoms403
Heterogen Atoms27

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data reduction
SCALEPACKdata scaling
CNSphasing