4IB6

Bovine beta-lactoglobulin (isoform A) in complex with lauric acid (C12)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.52931.34M TRISODIUM CITRATE, 0.1M TRIS-HCL BUFFER, PH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.4649.94

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 53.1α = 90
b = 53.1β = 90
c = 111.02γ = 120
Symmetry
Space GroupP 32 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray110CCDAGILENT ATLAS CCD2012-04-03MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SEALED TUBEOTHER1.54

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
12.213.6299.30.046139673960522
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)
12.22.321000.1373.61383

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1BSY2.213.629569862394698.870.218880.213220.26795RANDOM33.893
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]
-0.01
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.843
r_dihedral_angle_3_deg18.578
r_dihedral_angle_1_deg6.918
r_dihedral_angle_4_deg4.351
r_angle_refined_deg1.504
r_chiral_restr0.093
r_bond_refined_d0.01
r_gen_planes_refined0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1256
Nucleic Acid Atoms
Solvent Atoms57
Heterogen Atoms14

Software

Software
Software NamePurpose
CrysalisProdata collection
MOLREPphasing
REFMACrefinement
CrysalisProdata reduction
SCALAdata scaling