3FRD

S. aureus DHFR complexed with NADPH and folate

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
2.67	53.99

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.811	α = 90
b = 78.811	β = 90
c = 108.224	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 180 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	2.1	20	99.5			12127	12127	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	2.1	2.23	98.2

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	2.1	20	11523	580	99.79	0.22923	0.22707	0.27528	RANDOM	30.603

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]
0.27	0.14		0.27		-0.41

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.063
r_dihedral_angle_3_deg	16.314
r_dihedral_angle_4_deg	11.717
r_dihedral_angle_1_deg	9.053
r_mcangle_it	1.361
r_mcbond_it	1.166
r_angle_refined_deg	1.14
r_scangle_it	0.989
r_scbond_it	0.651
r_angle_other_deg	0.645
r_symmetry_vdw_refined	0.387
r_symmetry_hbond_refined	0.373
r_symmetry_vdw_other	0.332
r_nbd_other	0.236
r_xyhbond_nbd_refined	0.234
r_nbd_refined	0.222
r_nbtor_refined	0.196
r_mcbond_other	0.161
r_nbtor_other	0.093
r_xyhbond_nbd_other	0.085
r_chiral_restr	0.057
r_bond_refined_d	0.008
r_gen_planes_refined	0.003
r_bond_other_d
r_gen_planes_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	1272
Nucleic Acid Atoms
Solvent Atoms	124
Heterogen Atoms	80

Software

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