7BY5

Tetanus neurotoxin mutant-(H233A/E234Q/H237A/Y375F)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	293	0.1 M MOPS pH 7.0, 9% PEG 8000

Crystal Properties
Matthews coefficient	Solvent content
2.6	52.72

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 145.542	α = 90
b = 145.542	β = 90
c = 129.038	γ = 120

Symmetry
Space Group	P 31 2 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	PIXEL	DECTRIS EIGER X 16M		2020-01-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL44XU	0.987	SPring-8	BL44XU

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	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	2.27	48.28	99.2	0.126	0.137	0.053	0.997	10.7	6.6		72360			38.3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.27	2.32	94.7		1.03	0.446	0.634	1.7	5.9

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-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1Z7H, 1AF9, 5N0B	2.27	48.28	72353	3663	99.1	0.188	0.186	0.186	0.233	Random	59.7

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]
					-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.195
r_dihedral_angle_3_deg	16.358
r_dihedral_angle_4_deg	16.291
r_lrange_it	6.786
r_dihedral_angle_1_deg	6.294
r_scangle_it	4.37
r_mcangle_it	3.71
r_scbond_it	2.961
r_mcbond_it	2.415
r_angle_refined_deg	0.905
r_nbtor_refined	0.307
r_symmetry_nbd_refined	0.209
r_nbd_refined	0.191
r_metal_ion_refined	0.183
r_symmetry_xyhbond_nbd_refined	0.175
r_xyhbond_nbd_refined	0.143
r_chiral_restr	0.078
r_bond_refined_d	0.003
r_gen_planes_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	10393
Nucleic Acid Atoms
Solvent Atoms	772
Heterogen Atoms	51

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
MOLREP	phasing