4C5A

The X-ray crystal structures of D-alanyl-D-alanine ligase in complex ADP and D-cycloserine phosphate


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1IOWPDB ENTRY 1IOW

Crystallization

Crystal Properties
Matthews coefficientSolvent content
1.936

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 53.79α = 90
b = 97.51β = 90
c = 109.99γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCDMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I04DiamondI04

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
11.654999.80.0823.86.7701702.1
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)
11.651.7199.70.662.1

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 REPLACEMENTTHROUGHOUTPDB ENTRY 1IOW1.6548.7667309286199.720.206340.205040.23726RANDOM30.664
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]
-0.09-0.490.58
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.264
r_dihedral_angle_4_deg22.193
r_dihedral_angle_3_deg15.021
r_dihedral_angle_1_deg5.778
r_scangle_it3.959
r_scbond_it2.555
r_angle_refined_deg1.603
r_mcangle_it1.594
r_mcbond_it0.858
r_chiral_restr0.117
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.264
r_dihedral_angle_4_deg22.193
r_dihedral_angle_3_deg15.021
r_dihedral_angle_1_deg5.778
r_scangle_it3.959
r_scbond_it2.555
r_angle_refined_deg1.603
r_mcangle_it1.594
r_mcbond_it0.858
r_chiral_restr0.117
r_bond_refined_d0.014
r_gen_planes_refined0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4661
Nucleic Acid Atoms
Solvent Atoms347
Heterogen Atoms92

Software

Software
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling
PHASERphasing