6TWO

Binding domain of BoNT/A6

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		289.15	0.2 M Sodium acetate trihydrate, 0.1 M Bis-Tris propane-HCl pH 7.5, 22% w/v PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
2.31	46.87

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 39.542	α = 90
b = 105.587	β = 90
c = 112.405	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		2018-03-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04-1	0.9159	Diamond	I04-1

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	1.35	112.41	100	0.999	10.7	10.5		104434

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	1.35	1.37			0.463	0.9

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	FREE R-VALUE	2VUA	1.35	56.266	104032	2594	99.779	0.144	0.143	0.1776	19.653

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]
2.757			-1.398		-1.36

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.374
r_dihedral_angle_4_deg	14.824
r_dihedral_angle_3_deg	11.509
r_dihedral_angle_1_deg	7.801
r_rigid_bond_restr	5.017
r_lrange_it	3.506
r_lrange_other	3.381
r_scangle_it	2.68
r_scangle_other	2.679
r_mcangle_other	2.296
r_mcangle_it	2.295
r_scbond_it	2.096
r_scbond_other	2.096
r_angle_refined_deg	1.743
r_mcbond_it	1.732
r_mcbond_other	1.729
r_angle_other_deg	1.495
r_symmetry_xyhbond_nbd_refined	0.358
r_symmetry_nbd_refined	0.229
r_nbd_refined	0.222
r_nbd_other	0.203
r_symmetry_nbd_other	0.192
r_nbtor_refined	0.176
r_xyhbond_nbd_refined	0.168
r_xyhbond_nbd_other	0.116
r_chiral_restr	0.098
r_symmetry_nbtor_other	0.082
r_bond_refined_d	0.014
r_gen_planes_refined	0.01
r_bond_other_d	0.003
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3448
Nucleic Acid Atoms
Solvent Atoms	486
Heterogen Atoms	1

Software

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