9FS7

Coxsackievirus A16 3C protease in C2 2 21 spacegroup

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3SJ8

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	Shotgun1 well A01 0.2M Magnesium chloride hexahydrate, 0.1M Tris pH 8.5, 30% w/v PEG 4000,

Crystal Properties
Matthews coefficient	Solvent content
1.98	37.93

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 64.36	α = 90
b = 65.17	β = 90
c = 76.09	γ = 90

Symmetry
Space Group	C 2 2 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 EIGER2 XE 9M		2023-12-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04-1	0.9212	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	1.37	39.24	73.91	0.999	20.2	10.5		25094

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	1.37	1.39			0.264

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	1.37	39.236	25068	1339	73.829	0.154	0.1511	0.2065	23.874

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]
-0.273			1.028		-0.756

RMS Deviations
Key	Refinement Restraint Deviation
r_lrange_it	16.689
r_dihedral_angle_6_deg	15.631
r_lrange_other	15.125
r_dihedral_angle_3_deg	11.48
r_scangle_it	11.227
r_scangle_other	11.222
r_dihedral_angle_2_deg	8.95
r_mcangle_other	8.874
r_mcangle_it	8.872
r_scbond_it	7.883
r_scbond_other	7.878
r_dihedral_angle_1_deg	6.711
r_mcbond_it	6.218
r_mcbond_other	6.173
r_rigid_bond_restr	3.891
r_angle_refined_deg	1.815
r_angle_other_deg	0.77
r_symmetry_xyhbond_nbd_refined	0.372
r_nbd_refined	0.194
r_symmetry_nbd_refined	0.194
r_xyhbond_nbd_refined	0.174
r_symmetry_nbd_other	0.163
r_nbd_other	0.161
r_nbtor_refined	0.157
r_chiral_restr	0.099
r_symmetry_nbtor_other	0.077
r_bond_refined_d	0.009
r_gen_planes_refined	0.008
r_bond_other_d	0.003
r_gen_planes_other	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1391
Nucleic Acid Atoms
Solvent Atoms	174
Heterogen Atoms

Software

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