2WHY

Crystal structure of the triscatecholate siderophore binding protein FeuA from Bacillus subtilis complexed with Ferri-Bacillibactin

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2PHZ	PDB ENTRY 2PHZ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.2		PROTEIN WAS CRYSTALLIZED FROM 30% (V/V) PEG 600, 100 MM PHOSPHATE-CITRATE, PH 5.2; THEN SOAKED IN MOTHER LIQUOR CONTAINING 30% (V/V) GLYCEROL FOR CRYO PROTECTION.

Crystal Properties
Matthews coefficient	Solvent content
1.86	33.74

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 39.53	α = 90
b = 63.14	β = 110.44
c = 55.53	γ = 90

Symmetry
Space Group	P 1 21 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 CCD	MIRRORS	2008-11-24	M	SINGLE WAVELENGTH

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

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	1.7	19.76	99.2	0.04	20.1	3.7		28022		-3	24.416

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.7	1.79	99.5		0.52	3.4	3.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB ENTRY 2PHZ	1.7	19.51	25537	2472	99.21	0.16042	0.15749	0.1912	RANDOM	23.303

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]
0.14		-0.57	-1.08		0.54

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.67
r_dihedral_angle_3_deg	13.482
r_dihedral_angle_4_deg	9.408
r_dihedral_angle_1_deg	5.096
r_scangle_it	2.275
r_scbond_it	1.45
r_angle_refined_deg	1.159
r_angle_other_deg	0.864
r_mcangle_it	0.85
r_mcbond_it	0.55
r_symmetry_vdw_other	0.228
r_nbd_refined	0.21
r_nbd_other	0.186
r_nbtor_refined	0.176
r_symmetry_hbond_refined	0.161
r_nbtor_other	0.157
r_symmetry_vdw_refined	0.141
r_mcbond_other	0.136
r_xyhbond_nbd_refined	0.121
r_chiral_restr	0.064
r_bond_refined_d	0.009
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2199
Nucleic Acid Atoms
Solvent Atoms	146
Heterogen Atoms	12

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing