1ORV

Crystal Structure of Porcine Dipeptidyl Peptidase IV (CD26)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP829320% PEG 2000, 0.1 M ammonium sulfate, 0.1 M Tris/HCl pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 293.0K
Crystal Properties
Matthew coefficientSolvent content
2.4850.06

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 62α = 112.76
b = 118.18β = 94.93
c = 133.59γ = 91.14
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11100CCDMARRESEARCHundulator2000-04-12
21x-ray100CCDMARRESEARCHundulator2000-09-07MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONMPG/DESY, HAMBURG BEAMLINE BW61.05030MPG/DESY, HAMBURGBW6
2SYNCHROTRONMPG/DESY, HAMBURG BEAMLINE BW61.00500, 1.00920, 0.95000MPG/DESY, HAMBURGBW6

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
21.7819.2532023032023022

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)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 DIFFRACTIONMADTHROUGHOUT1.819.253099961544696.20.2170.2170.2170.252RANDOM36.2
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]
5.971.26-0.75-5.660.24-0.31
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d25.2
c_scangle_it2.9
c_scbond_it2.02
c_mcangle_it1.96
c_angle_deg1.5
c_mcbond_it1.31
c_improper_angle_d0.89
c_bond_d0.009
c_angle_deg_prot
c_bond_d_na
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d25.2
c_scangle_it2.9
c_scbond_it2.02
c_mcangle_it1.96
c_angle_deg1.5
c_mcbond_it1.31
c_improper_angle_d0.89
c_bond_d0.009
c_angle_deg_prot
c_bond_d_na
c_angle_d
c_dihedral_angle_d_prot
c_angle_d_na
c_improper_angle_d_na
c_improper_angle_d_prot
c_angle_d_prot
c_bond_d_prot
c_angle_deg_na
c_dihedral_angle_d_na
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms23864
Nucleic Acid Atoms
Solvent Atoms1468
Heterogen Atoms504

Software

Software
Software NamePurpose
CNSrefinement
DENZOdata reduction
SCALEPACKdata scaling
MAINphasing