4HW8

2.25 Angstrom Structure of the Extracellular Solute-binding Protein from Staphylococcus aureus in complex with Maltose.

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	295	Protein: 7.4mg/mL, 0.25M Sodium cloride, 0.01M Tris-HCl pH 8.3; Screen: Classics II (A6), 0.1M Tris-HCl pH 8.5, 2M Ammonium sulfate., VAPOR DIFFUSION, SITTING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
3.01	59.13

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 102.363	α = 90
b = 102.363	β = 90
c = 190.308	γ = 120

Symmetry
Space Group	P 65

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	2012-10-18	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	2.25	30	99.9	0.104	15.8	5.7	53334	53334		-3

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	2.25	2.29	97.8		0.539	2.6	5.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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 2ZY0	2.251	29.86	50571	50571	2699	99.86	0.16872	0.16626	0.21499	RANDOM	34.478

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]
2.86	1.43		2.86		-4.29

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.59
r_dihedral_angle_4_deg	12.357
r_dihedral_angle_3_deg	11.526
r_scangle_it	4.304
r_dihedral_angle_1_deg	3.162
r_scbond_it	2.983
r_mcangle_it	1.778
r_angle_refined_deg	1.372
r_mcbond_it	0.959
r_angle_other_deg	0.83
r_mcbond_other	0.255
r_chiral_restr	0.09
r_bond_refined_d	0.012
r_gen_planes_refined	0.006
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_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6032
Nucleic Acid Atoms
Solvent Atoms	527
Heterogen Atoms	123

Software

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