3BFB

Crystal structure of a pheromone binding protein from Apis mellifera in complex with the 9-keto-2(E)-decenoic acid

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1R5R	PDB ENTRY 1R5R

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.5	293	1.7M ammonium sulfate, 0.1M sodium citrate, pH5.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.97	58.56

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.099	α = 90
b = 84.281	β = 90
c = 47.602	γ = 90

Symmetry
Space Group	C 2 2 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 315r	cylindrical grazing incidence mirror	2007-09-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29	0.979	ESRF	ID29

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)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2.15	57.3	100	0.072	0.072	16.6	6.9		9124			43.67

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)	Redundancy	Number Unique Reflections (All)
1	2.15	2.27	100		0.492	0.492	3.8	7.2	1273

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (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 Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	THROUGHOUT	PDB ENTRY 1R5R	2.15	40	7975	7975	882	99.93	0.20848	0.20848	0.20353	0.21	0.25223	0.27	RANDOM	40.979

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]
1.69			-0.13		-1.56

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.565
r_dihedral_angle_4_deg	18.712
r_dihedral_angle_3_deg	14.917
r_dihedral_angle_1_deg	5.384
r_scangle_it	1.583
r_angle_refined_deg	1.279
r_scbond_it	1.187
r_angle_other_deg	0.962
r_mcangle_it	0.72
r_mcbond_it	0.641
r_symmetry_hbond_refined	0.38
r_symmetry_vdw_other	0.228
r_nbd_refined	0.226
r_xyhbond_nbd_refined	0.2
r_nbd_other	0.194
r_nbtor_refined	0.177
r_symmetry_vdw_refined	0.153
r_mcbond_other	0.128
r_nbtor_other	0.089
r_chiral_restr	0.074
r_bond_refined_d	0.012
r_gen_planes_refined	0.006
r_bond_other_d	0.003
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	907
Nucleic Acid Atoms
Solvent Atoms	60
Heterogen Atoms	26

Software

Software
Software Name	Purpose
REFMAC	refinement
ADSC	data collection
MOSFLM	data reduction
SCALA	data scaling
REFMAC	phasing