6X6B

Structure of the sulfate-bound form of ArrX from Chrysiogenes arsenatis

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	6ESK

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	289.15	0.2 M lithium sulfate, 0.1 M Tris pH 8.5, 25% (w/v) PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
1.84	33.05

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 52.8	α = 90
b = 53.2	β = 90
c = 89.84	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS 6M-F		2016-01-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04	0.97949	Diamond	I04

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	CC (Half)	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	1.67	45.7	99.4	0.997	10.1	12.9		29902

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.67	1.71			0.524

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	6ESK	1.67	45.7	28407	1447	99.275	0.176	0.1747	0.2043	30.458

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]
-1.126			0.817		0.309

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.402
r_dihedral_angle_3_deg	13.647
r_dihedral_angle_4_deg	13.272
r_dihedral_angle_1_deg	5.938
r_lrange_it	5.156
r_lrange_other	5.155
r_scangle_it	3.915
r_scangle_other	3.914
r_scbond_it	2.603
r_scbond_other	2.601
r_mcangle_it	2.282
r_mcangle_other	2.281
r_mcbond_it	1.582
r_mcbond_other	1.582
r_angle_refined_deg	1.366
r_angle_other_deg	1.312
r_symmetry_xyhbond_nbd_refined	0.448
r_xyhbond_nbd_refined	0.202
r_nbd_refined	0.191
r_nbd_other	0.179
r_symmetry_nbd_refined	0.178
r_symmetry_nbd_other	0.17
r_nbtor_refined	0.166
r_symmetry_nbtor_other	0.079
r_xyhbond_nbd_other	0.074
r_chiral_restr	0.073
r_symmetry_xyhbond_nbd_other	0.072
r_gen_planes_refined	0.007
r_bond_refined_d	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2020
Nucleic Acid Atoms
Solvent Atoms	182
Heterogen Atoms	28

Software

Software
Software Name	Purpose
REFMAC	refinement
xia2	data reduction
Aimless	data scaling
PHASER	phasing