3HWI

Crystal structure of probable thiosulfate sulfurtransferase Cysa2 (Rhodanese-like protein) from Mycobacterium tuberculosis

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1UAR	PDB entry 1UAR

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.5	289	JCSG+ sparse matrix screen condition h10, 25% PEG 3350, 0.1 M BisTris pH 5.5, 0.2 M ammonium acetate, 37.4 mg/mL protein, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.24	45.21

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.446	α = 90
b = 69.622	β = 108.14
c = 83.11	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	RIGAKU SATURN 944+		2009-06-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.5418

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	2.29	30	92.4	0.106	17.208	6.3		24551

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	2.29	2.38	99.8		0.188	7.9	4.9	2649

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB entry 1UAR	2.29	28.88	24466	1231	91.8	0.18	0.177	0.232	RANDOM	22.807

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]
1.3		-1.16	-0.89		-1.14

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.518
r_dihedral_angle_4_deg	18.028
r_dihedral_angle_3_deg	14.76
r_dihedral_angle_1_deg	6.027
r_scangle_it	3.03
r_scbond_it	1.967
r_angle_refined_deg	1.428
r_mcangle_it	1.257
r_mcbond_it	0.691
r_chiral_restr	0.096

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.518
r_dihedral_angle_4_deg	18.028
r_dihedral_angle_3_deg	14.76
r_dihedral_angle_1_deg	6.027
r_scangle_it	3.03
r_scbond_it	1.967
r_angle_refined_deg	1.428
r_mcangle_it	1.257
r_mcbond_it	0.691
r_chiral_restr	0.096
r_bond_refined_d	0.015
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4220
Nucleic Acid Atoms
Solvent Atoms	398
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction
HKL-2000	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.