4NAQ

Crystal structure of porcine aminopeptidase-N complexed with poly-alanine


X-RAY DIFFRACTION

Crystallization

Crystal Properties
Matthews coefficientSolvent content
3.1560.94

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 260.16α = 90
b = 62.744β = 100.28
c = 81.49γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-rayCCDNOIR-1MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 4.2.2ALS4.2.2

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
12.15071538

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 REPLACEMENTTHROUGHOUT2.15071538379599.520.14780.145110.19812RANDOM48.882
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]
0.66-0.23-0.17-0.39
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.342
r_sphericity_free23.41
r_sphericity_bonded18.929
r_dihedral_angle_4_deg18.081
r_dihedral_angle_3_deg14.127
r_dihedral_angle_1_deg5.904
r_scbond_it4.146
r_mcangle_it3.757
r_mcbond_it3.066
r_rigid_bond_restr2.422
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.342
r_sphericity_free23.41
r_sphericity_bonded18.929
r_dihedral_angle_4_deg18.081
r_dihedral_angle_3_deg14.127
r_dihedral_angle_1_deg5.904
r_scbond_it4.146
r_mcangle_it3.757
r_mcbond_it3.066
r_rigid_bond_restr2.422
r_angle_refined_deg1.278
r_chiral_restr0.081
r_bond_refined_d0.008
r_gen_planes_refined0.006
r_gen_planes_other0.001
r_bond_other_d
r_angle_other_deg
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7268
Nucleic Acid Atoms
Solvent Atoms788
Heterogen Atoms266

Software

Software
Software NamePurpose
REFMACrefinement