3LK7

The Crystal Structure of UDP-N-acetylmuramoylalanine-D-glutamate (MurD) ligase from Streptococcus agalactiae to 1.5A


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP8.527725% PEG 3350, 0.1M Tris pH 8.5, 0.2M Ammonium sulfate, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.7154.6

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 161.539α = 90
b = 65.045β = 107.52
c = 52.889γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152009-07-07SINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 19-ID0.9794APS19-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
11.55099.50.0849.73.783028
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)
1.51.5599.40.4733.78296

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 DIFFRACTIONTHROUGHOUT1.55082903413998.940.1880.1870.208RANDOM24.037
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]
-1.72-0.742.27-1
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.79
r_dihedral_angle_3_deg11.707
r_dihedral_angle_4_deg11.175
r_dihedral_angle_1_deg5.965
r_scangle_it3.846
r_scbond_it2.477
r_mcangle_it1.427
r_angle_refined_deg1.342
r_mcbond_it0.801
r_chiral_restr0.09
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.79
r_dihedral_angle_3_deg11.707
r_dihedral_angle_4_deg11.175
r_dihedral_angle_1_deg5.965
r_scangle_it3.846
r_scbond_it2.477
r_mcangle_it1.427
r_angle_refined_deg1.342
r_mcbond_it0.801
r_chiral_restr0.09
r_bond_refined_d0.011
r_gen_planes_refined0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3438
Nucleic Acid Atoms
Solvent Atoms401
Heterogen Atoms11

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
SBC-Collectdata collection
HKL-3000data reduction
HKL-3000data scaling
SHELXphasing
MLPHAREphasing
DMphasing
ARP/wARPmodel building
Cootmodel building