5NN8

Crystal structure of human lysosomal acid-alpha-glucosidase, GAA, in complex with acarbose


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 5NN3 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP72931.9 M ammonium sulphate, 0.1 M HEPES pH 7.0, 2% v/v PEG400
Crystal Properties
Matthews coefficientSolvent content
3.3963.73

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 97.05α = 90
b = 102.986β = 90
c = 127.597γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 6M2014-04-18MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID23-20.872600ESRFID23-2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rpim I (All)CC (Half)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
12.4551.5594.70.1880.1160.98685.34477325.97
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.452.54970.8850.5540.6441.95.2

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (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 DIFFRACTIONFOURIER SYNTHESISTHROUGHOUT5NN32.4551.5542513222093.740.176110.174220.21231RANDOM30.355
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]
1.9-1.47-0.42
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.78
r_dihedral_angle_4_deg13.179
r_dihedral_angle_3_deg12.731
r_dihedral_angle_1_deg4.675
r_angle_refined_deg1.344
r_angle_other_deg0.748
r_chiral_restr0.075
r_bond_refined_d0.007
r_gen_planes_refined0.005
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.78
r_dihedral_angle_4_deg13.179
r_dihedral_angle_3_deg12.731
r_dihedral_angle_1_deg4.675
r_angle_refined_deg1.344
r_angle_other_deg0.748
r_chiral_restr0.075
r_bond_refined_d0.007
r_gen_planes_refined0.005
r_bond_other_d0.001
r_gen_planes_other0.001
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_it
r_mcbond_other
r_mcangle_it
r_mcangle_other
r_scbond_it
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6650
Nucleic Acid Atoms
Solvent Atoms290
Heterogen Atoms339

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
Aimlessdata scaling
REFMACphasing