2XV1

Crystal structure of the triscatecholate siderophore binding protein FeuA from Bacillus subtilis complexed with Ferric MECAM

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5		PROTEIN WAS CRYSTALLIZED FROM 45% (V/V) PEG 300, 100 MM PHOSPHATE-CITRATE PH 5.00

Crystal Properties
Matthews coefficient	Solvent content
1.93	36.23

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 39.96	α = 90
b = 63.44	β = 110.27
c = 56.21	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	TOROIDAL MIRROR	2010-03-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2		ESRF	ID14-2

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	2.15	40.55	96.9	0.05	18.4	3		13962		-3	39.067

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	2.15	2.27	98.3		0.6	2.2	2.9

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 2WHY	2.15	37.49	12740	1206	96.53	0.18312	0.17812	0.23659	RANDOM	38.326

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]
3.11		2.11	-3.12		1.47

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.676
r_dihedral_angle_3_deg	14.172
r_dihedral_angle_4_deg	11.167
r_dihedral_angle_1_deg	5.161
r_scangle_it	1.603
r_angle_refined_deg	1.142
r_scbond_it	1.03
r_angle_other_deg	0.83
r_mcangle_it	0.641
r_mcbond_it	0.356
r_mcbond_other	0.068
r_chiral_restr	0.059
r_bond_refined_d	0.008
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
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	2151
Nucleic Acid Atoms
Solvent Atoms	90
Heterogen Atoms	67

Software

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