3FRA

Staphylococcus aureus F98Y DHFR complexed with iclaprim

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.5		25% PEG 3350, 200mM NaCl, 100mM bis-Tris, pH5.5

Crystal Properties
Matthews coefficient	Solvent content
2.71	54.53

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 79.2	α = 90
b = 79.2	β = 90
c = 108.531	γ = 120

Symmetry
Space Group	P 61 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	MAR scanner 345 mm plate			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	ENRAF-NONIUS FR591

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.35	20	98.6			8774	8774	1	1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.35	2.5	91.6

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	MOLECULAR REPLACEMENT	THROUGHOUT	2.35	20	8325	416	98.6	0.22636	0.22283	0.29408	RANDOM	29.942

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]
-0.07	-0.03		-0.07		0.1

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.851
r_dihedral_angle_3_deg	20.208
r_dihedral_angle_4_deg	13.157
r_dihedral_angle_1_deg	9.427
r_angle_refined_deg	1.32
r_mcangle_it	0.678
r_angle_other_deg	0.637
r_mcbond_it	0.59
r_symmetry_vdw_refined	0.471
r_scangle_it	0.447
r_symmetry_vdw_other	0.379
r_scbond_it	0.286
r_nbd_other	0.281
r_nbd_refined	0.265
r_xyhbond_nbd_refined	0.251
r_symmetry_hbond_refined	0.217
r_nbtor_refined	0.202
r_nbtor_other	0.091
r_mcbond_other	0.063
r_chiral_restr	0.039
r_bond_refined_d	0.006
r_gen_planes_refined	0.002
r_bond_other_d
r_gen_planes_other
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_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1273
Nucleic Acid Atoms
Solvent Atoms	103
Heterogen Atoms	74

Software

Software
Software Name	Purpose
DENZO	data reduction
AMoRE	phasing
REFMAC	refinement
SCALEPACK	data scaling