3TZF

Crystal Structure of the Yersinia pestis Dihydropteroate Synthase with Sulfonamide Drug Complex.

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		291	PEG 20,000, MES(pH6.5), pH 6-7, vapor diffusion, sitting drop, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.2	44.01

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.245	α = 90
b = 50.582	β = 90.8
c = 74.988	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	MARMOSAIC 225 mm CCD		2011-04-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-BM	0.97954	APS	22-BM

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	2.1	50	98.5	0.074	8.3	4.8		30631		-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	2.1	2.14	96.5		0.399		3.3	1475

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	50	30629	1550	98.32	0.2015	0.1994	0.2404	RANDOM	33.2524

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]
-1.48		-0.51	1.2		0.27

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.119
r_dihedral_angle_3_deg	14.07
r_dihedral_angle_4_deg	10.587
r_dihedral_angle_1_deg	4.897
r_scangle_it	1.791
r_angle_refined_deg	1.156
r_scbond_it	1.064
r_mcangle_it	0.77
r_mcbond_it	0.413
r_chiral_restr	0.075

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.119
r_dihedral_angle_3_deg	14.07
r_dihedral_angle_4_deg	10.587
r_dihedral_angle_1_deg	4.897
r_scangle_it	1.791
r_angle_refined_deg	1.156
r_scbond_it	1.064
r_mcangle_it	0.77
r_mcbond_it	0.413
r_chiral_restr	0.075
r_bond_refined_d	0.008
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4086
Nucleic Acid Atoms
Solvent Atoms	207
Heterogen Atoms	63

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345dtb	data collection

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.