3EMR

Crystal Structure Analysis of the ectoine hydroxylase ECTD from Salibacillus salexigens


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP52911.0M ammonium sulfate, 0.1M sodium fluoride, 2mM TCEP, 0.1M sodium acetate, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
3.766.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 102.79α = 90
b = 102.79β = 90
c = 159.07γ = 120
Symmetry
Space GroupP 65 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mmmonochromator2006-01-24MSINGLE WAVELENGTH
21x-ray100CCDMAR CCD 165 mm2006-01-24MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONBESSY BEAMLINE 14.20.90810BESSY14.2
2SYNCHROTRONBESSY BEAMLINE 14.20.90810,0.97971,0.97997BESSY14.2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
1,21.855099.90.06734.114.64304043040
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1,21.851.881000.4375.913.92095

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-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMADFREE R1.85104176339702206197.90.19340.19240.2283RANDOM
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]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
620712421.1
RMS Deviations
KeyRefinement Restraint Deviation
s_similar_adp_cmpnt0.049
s_non_zero_chiral_vol0.047
s_zero_chiral_vol0.039
s_angle_d0.024
s_from_restr_planes0.0237
s_anti_bump_dis_restr0.016
s_bond_d0.007
s_similar_dist
s_rigid_bond_adp_cmpnt
s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2199
Nucleic Acid Atoms
Solvent Atoms197
Heterogen Atoms33

Software

Software
Software NamePurpose
MAR345data collection
SHELXDphasing
SHELXL-97refinement
HKL-2000data reduction
HKL-2000data scaling