3CUC

CRYSTAL STRUCTURE OF A FIC DOMAIN CONTAINING SIGNALING PROTEIN (BT_2513) FROM BACTEROIDES THETAIOTAOMICRON VPI-5482 AT 2.71 A RESOLUTION

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.5	277	NANODROP, 15.1% 2-methyl-2,4-pentanediol, 0.1M MES pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
4.99	75.37

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 138.725	α = 90
b = 138.725	β = 90
c = 120.723	γ = 120

Symmetry
Space Group	P 31 2 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	MARMOSAIC 325 mm CCD	Flat mirror (vertical focusing)	2008-03-05	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	0.91837, 0.97954, 0.97882	SSRL	BL11-1

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	2.71	29.273	99.9	0.155	0.155	4.6	5.6		36830			59.078

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	2.71	2.78	100		0.97	0.97	0.8	5.7	2706

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	MAD	THROUGHOUT	2.71	29.273	36802	1840	99.89	0.224	0.222	0.248	RANDOM	43.724

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]
1.09	0.54		1.09		-1.63

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.006
r_dihedral_angle_4_deg	15.212
r_dihedral_angle_3_deg	14.48
r_scangle_it	5.041
r_dihedral_angle_1_deg	4.85
r_scbond_it	3.374
r_mcangle_it	1.869
r_mcbond_it	1.067
r_angle_refined_deg	1.021
r_angle_other_deg	0.808
r_symmetry_vdw_other	0.276
r_nbd_refined	0.211
r_mcbond_other	0.201
r_nbtor_refined	0.182
r_symmetry_vdw_refined	0.174
r_nbd_other	0.167
r_xyhbond_nbd_refined	0.164
r_nbtor_other	0.083
r_symmetry_hbond_refined	0.076
r_chiral_restr	0.056
r_bond_refined_d	0.008
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4221
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SHELX	phasing
MolProbity	model building
SCALA	data scaling
PDB_EXTRACT	data extraction
MAR345	data collection
MOSFLM	data reduction
SHELXD	phasing
autoSHARP	phasing