1OW4

Crystal structure of a pheromone binding protein from the cockroach Leucophaea maderae in complex with the fluorescent reporter ANS (1-anilinonaphtalene-8-sulfonic acid),

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	8.5	293	PEG 10000, Imidazole/malate., pH 8.5, VAPOR DIFFUSION, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.6	51.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.422	α = 118.55
b = 45.07	β = 92.63
c = 45.379	γ = 107.17

Symmetry
Space Group	P 1

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 4	mirrors	2002-11-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4	0.97887	ESRF	ID14-4

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	1.6	25.906	84.4	0.057	0.057	7.6	1.9	34113	31333	4.8

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	1.6	1.69	84.4		0.122	0.122	4.8	1.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	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	MOLECULAR REPLACEMENT	THROUGHOUT	Lma-PBP (native)	1.6	20	4.8	37118	29762	1565	84.4	0.176	0.17602	0.17433	0.20843	RANDOM	19.55

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]
-0.34	-0.02	-0.89	0.47	0.21	-0.03

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	4.872
r_scangle_it	3.945
r_angle_other_deg	2.853
r_scbond_it	2.564
r_angle_refined_deg	1.762
r_mcangle_it	1.635
r_mcbond_it	0.899
r_symmetry_vdw_other	0.36
r_nbd_other	0.248
r_nbd_refined	0.216
r_symmetry_hbond_refined	0.193
r_xyhbond_nbd_refined	0.161
r_symmetry_vdw_refined	0.132
r_chiral_restr	0.101
r_nbtor_other	0.101
r_gen_planes_other	0.016
r_bond_refined_d	0.015
r_gen_planes_refined	0.009
r_bond_other_d	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1821
Nucleic Acid Atoms
Solvent Atoms	243
Heterogen Atoms	54

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
CCP4	data scaling
AMoRE	phasing