3RQT

1.5 Angstrom Crystal Structure of the Complex of Ligand Binding Component of ABC-type Import System from Staphylococcus aureus with Nickel and two Histidines

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		295	Protein: 7.5mG/mL, 0.5M Sodium chloride, 0.01M Tris, pH 8.3. Screen: Classics II (D8), 0.1M HEPES, pH 7.5, 25% (w/v) PEG 3350, VAPOR DIFFUSION, SITTING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.15	42.78

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 61.941	α = 90
b = 66.759	β = 90
c = 115.492	γ = 90

Symmetry
Space Group	P 21 21 21

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 225 mm CCD	Beryllium lenses	2011-03-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-F	0.97872	APS	21-ID-F

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	1.5	30	99.9	0.093	21.5	4.9	77770	77770		-3	12

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	1.5	1.53	100		0.524	3	4.9	3817

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	SAD	THROUGHOUT	1.5	29.91	73346	73346	3886	99.83	0.14259	0.14259	0.14117	0.16971	RANDOM	15.24

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]
0.17			-0.11		-0.06

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.113
r_dihedral_angle_4_deg	12.371
r_dihedral_angle_3_deg	9.079
r_scangle_it	4.496
r_dihedral_angle_1_deg	3.938
r_scbond_it	2.766
r_mcangle_it	1.668
r_angle_refined_deg	1.588
r_angle_other_deg	0.944
r_mcbond_it	0.933

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.113
r_dihedral_angle_4_deg	12.371
r_dihedral_angle_3_deg	9.079
r_scangle_it	4.496
r_dihedral_angle_1_deg	3.938
r_scbond_it	2.766
r_mcangle_it	1.668
r_angle_refined_deg	1.588
r_angle_other_deg	0.944
r_mcbond_it	0.933
r_mcbond_other	0.29
r_chiral_restr	0.107
r_bond_refined_d	0.012
r_gen_planes_refined	0.007
r_gen_planes_other	0.002
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3708
Nucleic Acid Atoms
Solvent Atoms	736
Heterogen Atoms	73

Software

Software
Software Name	Purpose
Blu-Ice	data collection
HKL-3000	phasing
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.