2HJE

Crystal structure of Vibrio harveyi LuxQ periplasmic domain

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		296	1:3 mixture of protein (10 mg/ml in 10 mM Tris-HCl, 150 mM NaCl, pH 7.5) and well solution (8% (w/v) PEG 2000 monomethyl ether (MME), 10 mM Tris-HCl (pH 7.0), and 10 mM NiCl2), VAPOR DIFFUSION, SITTING DROP, temperature 296K

Crystal Properties
Matthews coefficient	Solvent content
2.18	43.69

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 33.446	α = 82.18
b = 36.152	β = 86.14
c = 49.185	γ = 67.28

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 315		2005-07-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X25		NSLS	X25

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.7	30	92.7				21488

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.7	1.76	85.2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.7	26.1	20385	1102	92.75	0.19659	0.19433	0.23709	RANDOM	21.363

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]
0.35	-0.09	0.03	-0.8	1.01	0.24

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.326
r_dihedral_angle_4_deg	19.176
r_dihedral_angle_3_deg	15.255
r_dihedral_angle_1_deg	5.46
r_scangle_it	3.467
r_scbond_it	2.352
r_mcangle_it	1.577
r_angle_refined_deg	1.348
r_mcbond_it	0.915
r_nbtor_refined	0.305
r_symmetry_vdw_refined	0.248
r_nbd_refined	0.203
r_xyhbond_nbd_refined	0.15
r_symmetry_hbond_refined	0.102
r_chiral_restr	0.091
r_bond_refined_d	0.012
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1665
Nucleic Acid Atoms
Solvent Atoms	196
Heterogen Atoms	4

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing