3CAB

Crystal structure of a pheromone binding protein from Apis mellifera soaked at pH 7.0

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	293	1.7M ammonium sulfate, 0.1M sodium citrate, pH5.5, crystal was soaked in same conditions at pH7.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3.05	59.72

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 75.478	α = 90
b = 86.185	β = 90
c = 49.557	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 315	cylindrical gazing incidence mirror	2007-09-07	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	1.95	56.8	99.9	0.06	0.06	21.8	5.9	12126	12126			29.57

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	1.95	2.06	99.9		0.413	0.413	4.1	5.9	1733

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	THROUGHOUT	PDB ENTRY 3BJH	1.95	20	11121	11121	976	99.88	0.17848	0.17848	0.17511	0.21714	RANDOM	37.149

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]
0.18			-1.77		1.59

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.114
r_dihedral_angle_3_deg	13.151
r_dihedral_angle_4_deg	7.026
r_dihedral_angle_1_deg	5.165
r_scangle_it	2.164
r_scbond_it	1.559
r_angle_refined_deg	1.362
r_mcangle_it	1.011
r_angle_other_deg	0.948
r_mcbond_it	0.812
r_symmetry_vdw_refined	0.239
r_symmetry_vdw_other	0.225
r_nbd_refined	0.213
r_symmetry_hbond_refined	0.208
r_xyhbond_nbd_refined	0.197
r_mcbond_other	0.193
r_nbd_other	0.19
r_nbtor_refined	0.177
r_nbtor_other	0.091
r_chiral_restr	0.086
r_bond_refined_d	0.013
r_gen_planes_refined	0.006
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	907
Nucleic Acid Atoms
Solvent Atoms	112
Heterogen Atoms	18

Software

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