3IV3

The Structure of a putative tagatose 1,6-aldolase from Streptococcus mutans


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.92890.49 M Sodium phosphate monobasic monohydrate, 0.91 M Potassium phosphate dibasic, pH 6.9, VAPOR DIFFUSION, SITTING DROP, temperature 289K
Crystal Properties
Matthews coefficientSolvent content
2.9658.51

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 104.214α = 90
b = 113.759β = 90
c = 74.399γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2009-02-13MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 19-ID0.97951, 0.97937APS19-ID

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
11.755099.90.1088.115.14450344503-327.4
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)
11.751.781000.737142200

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)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 DIFFRACTIONMADTHROUGHOUT1.838.424126241262207199.940.1540.1540.1530.176RANDOM21.262
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]
-1.160.430.73
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.108
r_dihedral_angle_3_deg13.511
r_dihedral_angle_4_deg13.107
r_dihedral_angle_1_deg5.958
r_scangle_it3.92
r_scbond_it2.405
r_mcangle_it1.428
r_angle_refined_deg1.355
r_angle_other_deg0.924
r_mcbond_it0.772
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.108
r_dihedral_angle_3_deg13.511
r_dihedral_angle_4_deg13.107
r_dihedral_angle_1_deg5.958
r_scangle_it3.92
r_scbond_it2.405
r_mcangle_it1.428
r_angle_refined_deg1.355
r_angle_other_deg0.924
r_mcbond_it0.772
r_mcbond_other0.229
r_chiral_restr0.087
r_bond_refined_d0.015
r_gen_planes_refined0.007
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2572
Nucleic Acid Atoms
Solvent Atoms362
Heterogen Atoms39

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
MLPHAREphasing
DMphasing
REFMACrefinement
PDB_EXTRACTdata extraction
SBC-Collectdata collection
HKL-3000data reduction
HKL-3000data scaling
HKL-3000phasing
SHELXDphasing
SHELXEmodel building
SOLVEphasing
RESOLVEphasing
ARP/wARPmodel building
CCP4phasing
Omodel building
Cootmodel building