7ZU4

Crystal Structure of Human Parechovirus 1 2A protein lacking the C-terminal oligomerisation helix

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	7ZU3

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		277	15% PEG 8000 0.5 M lithium sulphate

Crystal Properties
Matthews coefficient	Solvent content
2.98	58.79

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 76.425	α = 90
b = 76.425	β = 90
c = 121.724	γ = 90

Symmetry
Space Group	P 43 21 2

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		2014-12-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	0.976250	ESRF	ID23-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	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	2.1	49.39	100	0.09	0.047	0.999	15.9	8.6		21802

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	2.1	2.16			1.209	0.618	0.624

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	7ZU3	2.1	49.39	21743	1082	99.982	0.199	0.1976	0.2202	50.814

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]
0.412			0.412		-0.825

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_6_deg	15.668
r_dihedral_angle_3_deg	12.163
r_lrange_it	11.752
r_lrange_other	11.751
r_scangle_it	10.441
r_scangle_other	10.437
r_scbond_it	8.599
r_scbond_other	8.599
r_dihedral_angle_2_deg	8.213
r_mcangle_it	6.893
r_mcangle_other	6.891
r_dihedral_angle_1_deg	5.978
r_mcbond_it	5.035
r_mcbond_other	5.025
r_angle_refined_deg	0.9
r_angle_other_deg	0.322
r_symmetry_nbd_refined	0.206
r_nbd_refined	0.2
r_symmetry_xyhbond_nbd_refined	0.199
r_nbtor_refined	0.176
r_symmetry_nbd_other	0.17
r_ncsr_local_group_1	0.165
r_nbd_other	0.156
r_xyhbond_nbd_refined	0.11
r_symmetry_nbtor_other	0.072
r_chiral_restr	0.046
r_bond_refined_d	0.004
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1920
Nucleic Acid Atoms
Solvent Atoms	57
Heterogen Atoms	73

Software

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