2D3C

Crystal Structure of the Maize Glutamine Synthetase complexed with ADP and Phosphinothricin Phosphate


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.82989% PEG8000, 5% MPD, 100MM Tris-HCl, 10MM MnCl2, 1MM ATP, 1MM phosphinothricin, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.753.4

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 95.958α = 90
b = 191.012β = 101.23
c = 118.124γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS VII2004-12-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU FR-E1.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge 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
13.85082.50.1455.82.83428344.1
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
3.83.9477.10.3551.82.4

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 DIFFRACTIONMIRTHROUGHOUT3.8127.3632165171883.050.186940.184640.22943RANDOM68.616
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]
0.040.04-0.02
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.34
r_dihedral_angle_3_deg19.296
r_dihedral_angle_4_deg18.386
r_dihedral_angle_1_deg6.406
r_scangle_it2.701
r_angle_refined_deg1.763
r_scbond_it1.647
r_mcangle_it1.248
r_mcbond_it0.746
r_symmetry_vdw_refined0.496
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.34
r_dihedral_angle_3_deg19.296
r_dihedral_angle_4_deg18.386
r_dihedral_angle_1_deg6.406
r_scangle_it2.701
r_angle_refined_deg1.763
r_scbond_it1.647
r_mcangle_it1.248
r_mcbond_it0.746
r_symmetry_vdw_refined0.496
r_nbtor_refined0.325
r_symmetry_hbond_refined0.3
r_nbd_refined0.235
r_metal_ion_refined0.171
r_xyhbond_nbd_refined0.164
r_chiral_restr0.116
r_bond_refined_d0.02
r_gen_planes_refined0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms27450
Nucleic Acid Atoms
Solvent Atoms238
Heterogen Atoms450

Software

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