4YWU

Structural insight into the substrate inhibition mechanism of NADP+-dependent succinic semialdehyde dehydrogenase from Streptococcus pyogenes


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4OHT 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4.62950.1 M Sodium acetate trihydrate pH 4.6 and 2.0 M Ammonium sulfate
Crystal Properties
Matthews coefficientSolvent content
3.8768.23

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 134.965α = 90
b = 134.965β = 90
c = 172.551γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2012-07-11MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPAL/PLS BEAMLINE 5C (4A)0.97951PAL/PLS5C (4A)

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
12.45098.20.16510.97.16164212.8
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)
12.42.4995.40.4882.54.5

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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT4OHT2.442.6861605310998.20.2130.2130.253RANDOM34.2
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]
1.011.01-2.01
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d21.8
c_scangle_it3.37
c_scbond_it2.13
c_mcangle_it2
c_angle_deg1.2
c_mcbond_it1.2
c_improper_angle_d0.71
c_bond_d0.006
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d21.8
c_scangle_it3.37
c_scbond_it2.13
c_mcangle_it2
c_angle_deg1.2
c_mcbond_it1.2
c_improper_angle_d0.71
c_bond_d0.006
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7148
Nucleic Acid Atoms
Solvent Atoms590
Heterogen Atoms34

Software

Software
Software NamePurpose
CNSrefinement
HKL-2000data reduction
HKL-2000data scaling
MOLREPphasing