3BFA

Crystal structure of a pheromone binding protein from Apis mellifera in complex with the Queen mandibular pheromone


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1R5RPDB ENTRY 1R5R

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP5.52931.8M ammonium sulphate, 0.1M sodium citrate, pH5.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
3.0259.22

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 77.461α = 90
b = 85.019β = 90
c = 48.345γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 4rTiroidal mirror2007-02-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-30.931ESRFID14-3

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
12.2557.31000.0670.06716.94.57888788843.67
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.252.3799.90.5180.5182.74.41119

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 (All)R-Factor (Observed)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONFOURIER SYNTHESISTHROUGHOUTPDB ENTRY 1R5R2.25407107710776999.950.185980.185980.180590.190.235810.24RANDOM55.524
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]
1.05-0.65-0.4
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.645
r_dihedral_angle_3_deg14.69
r_dihedral_angle_4_deg10.36
r_dihedral_angle_1_deg5.406
r_scangle_it1.905
r_scbond_it1.385
r_angle_refined_deg1.278
r_angle_other_deg0.915
r_mcangle_it0.787
r_mcbond_it0.633
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms907
Nucleic Acid Atoms
Solvent Atoms75
Heterogen Atoms19

Software

Software
Software NamePurpose
REFMACrefinement
ADSCdata collection
MOSFLMdata reduction
SCALAdata scaling
REFMACphasing