1ES2

S96A mutant of streptomyces K15 DD-transpeptidase


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.2293Tris 0.1M, PEG 6K 22%, NaCl 0.4M, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.2946.32

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 45.281α = 90
b = 53.147β = 90
c = 104.7γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH1999-07-10MSINGLE WAVELENGTH
21100AREA DETECTORSIEMENS X10001999-09-23
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONLURE BEAMLINE D41ALURED41A
2ROTATING ANODERIGAKU RU200

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
11.541.5687.90.04612.114.1384703847014.2
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)
11.51.55850.1053.82624

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTION1.558234434170992.70.2250.2250.27RANDOM11.9
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]
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d24.3
x_scangle_it2.84
x_scbond_it1.92
x_mcangle_it1.6
x_angle_deg1.2
x_mcbond_it1.07
x_improper_angle_d0.67
x_bond_d0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1912
Nucleic Acid Atoms
Solvent Atoms252
Heterogen Atoms

Software

Software
Software NamePurpose
MOSFLMdata reduction
SAINTdata scaling
SCALAdata scaling
TRUNCATEdata reduction
SAINTdata reduction
AMoREphasing
X-PLORrefinement
CCP4data scaling
TRUNCATEdata scaling