1PYQ

Unprocessed Aspartate Decarboxylase Mutant, with Alanine inserted at position 24


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1AW8PDB entry 1aw8

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP42900.1M citric acid, 1.6M ammonium sulphate, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Crystal Properties
Matthews coefficientSolvent content
2.550.8

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 70.911α = 90
b = 70.911β = 90
c = 218.665γ = 120
Symmetry
Space GroupP 61 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 4vertical focusing mirror2002-04-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSRS BEAMLINE PX14.11.488SRSPX14.1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.92599.60.05145.7811.3226521259602233.3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.91.9491000.2989.651815

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 1aw81.92522652125184133799.50.166970.166330.17891RANDOM13.809
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]
0.220.110.22-0.34
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg7.946
r_scangle_it3.584
r_scbond_it2.207
r_angle_refined_deg1.531
r_mcangle_it1.292
r_angle_other_deg0.825
r_mcbond_it0.733
r_symmetry_vdw_other0.337
r_nbd_other0.253
r_xyhbond_nbd_refined0.222
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg7.946
r_scangle_it3.584
r_scbond_it2.207
r_angle_refined_deg1.531
r_mcangle_it1.292
r_angle_other_deg0.825
r_mcbond_it0.733
r_symmetry_vdw_other0.337
r_nbd_other0.253
r_xyhbond_nbd_refined0.222
r_symmetry_vdw_refined0.217
r_nbd_refined0.207
r_symmetry_hbond_refined0.207
r_chiral_restr0.098
r_nbtor_other0.083
r_bond_refined_d0.016
r_gen_planes_refined0.006
r_bond_other_d0.004
r_gen_planes_other0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1771
Nucleic Acid Atoms
Solvent Atoms172
Heterogen Atoms20

Software

Software
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling
CNSphasing