Crystal structure of ShosA from E. coli KTE181

Method: X-RAY DIFFRACTION D_max: 96.4 Å Quality: REASONABLE

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9vzo
deposition_date	2025-07-22
last_revision	2026-04-22
title	Crystal structure of ShosA from E. coli KTE181
keywords	anti-phage; DprA-like protein; ssDNA-binding, ANTITOXIN; ANTITOXIN
method	X-RAY DIFFRACTION

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Download Data

SAXS curve (.dat) P(r) distribution (.pr.out) Structure (CIF)

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2. SAXS Parameters (CRYSOL)

rg_guinier	23.15 Å
rg_electron	22.80 Å
i0	20690900.00
molecular_weight	35239.0 kDa
excluded_volume	44411 Å³
envelope_volume	53342 Å³
shell_volume	20972 Å³
envelope_diameter	99.3 Å
shell_rg	28.06 Å
envelope_rg	23.87 Å
shape_rg	22.78 Å
total_rg	23.52 Å
total_atoms	2489
n_residues	318
n_harmonics	20
q_range	— – 0.5000 Å⁻¹
n_points	101
shell_type	directional
solvent_density	0.3340 e/Å³
contrast_shell	0.0300 e/Å³
crysol_version	4.1.3

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3. P(r) Analysis (GNOM)

dmax	96.4 Å
rg_real	23.44 Å
rg_real_error	1.02 Å
i0_real	2.0690e+07
i0_real_error	3.3920e+05
rg_reciprocal	23.36 Å
i0_reciprocal	20690000.0000
total_estimate	0.7090
solution_quality	REASONABLE a REASONABLE solution
n_peaks	1
r_peak_primary	23.7 Å
skewness	0.790
kurtosis	0.707
angular_range	— – 0.3450 Å⁻¹
current_alpha	0.0001
highest_alpha	5290000.0000
n_real_points	66
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.286; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.361; Smooth: 0.992

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4. Crystallography & Experiment

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5. Entities & Polymer Info (2)

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6. Citations (1)

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length_a	69.607 Å
length_b	69.607 Å
length_c	119.958 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	90.00 °
z_pdb	8

space_group	P 43 21 2
int_tables_number	96
crystal_system	tetragonal

resolution	2.267 Å
resolution_low	49.220 Å
r_factor	0.2029
r_work	0.1971
r_free	0.2554

description	DprA-like antitoxin protein ShosA
formula_weight	36753.8 kDa
src_method	man
entity_count	1

type	polypeptide(L)
strand_id	A
atom_count	2546

Crystal structure of ShosA from E. coli KTE181

SAXS Profile

P(r) Distribution

1. Structure Basics

Download Data

2. SAXS Parameters (CRYSOL)

3. P(r) Analysis (GNOM)

4. Crystallography & Experiment

Unit Cell

Symmetry

Refinement

Diffraction

5. Entities & Polymer Info (2)

Entity 1 polymer

Polymer

Source

Entity 2 water

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)

organism	Escherichia coli
ncbi_taxonomy_id	562
host_organism	;Escherichia coli 'BL21-Gold(DE3)pLysS AG' ;

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	49

fit	/app/data/saxs_computation/vz/9vzo/9vzo.fit
pddf	/app/data/pr_computation/vz/9vzo/9vzo.pr.out
profile	/app/data/saxs_computation/vz/9vzo/9vzo.dat