1OXN

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
2.9958.5

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 82.77α = 90
b = 82.77β = 90
c = 93.17γ = 120
Symmetry
Space GroupP 32

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 4double crystal monochromator2002-04-12MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL9-21.2822, 1.2834, 1.1921SSRLBL9-2

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
12.23098.60.040.0419.12749357390633.8
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)
12.22.2899.60.2160.2164.427395

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONMADTHROUGHOUT2.2203786033874176695.160.1720.172020.169290.22502RANDOM36.119
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]
0.310.150.31-0.46
RMS Deviations
KeyRefinement Restraint Deviation
r_scangle_it5.761
r_mcangle_it5.086
r_dihedral_angle_1_deg4.858
r_scbond_it3.817
r_mcbond_it3.041
r_angle_refined_deg1.024
r_nbd_refined0.211
r_symmetry_vdw_refined0.162
r_symmetry_hbond_refined0.151
r_xyhbond_nbd_refined0.138
RMS Deviations
KeyRefinement Restraint Deviation
r_scangle_it5.761
r_mcangle_it5.086
r_dihedral_angle_1_deg4.858
r_scbond_it3.817
r_mcbond_it3.041
r_angle_refined_deg1.024
r_nbd_refined0.211
r_symmetry_vdw_refined0.162
r_symmetry_hbond_refined0.151
r_xyhbond_nbd_refined0.138
r_chiral_restr0.072
r_bond_refined_d0.008
r_gen_planes_refined0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3978
Nucleic Acid Atoms
Solvent Atoms401
Heterogen Atoms27

Software

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