Teichoic acid flippase TacF from Streptococcus pneumoniae

Method: ELECTRON MICROSCOPY D_max: 94.3 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9xzn
deposition_date	2025-08-27
title	Teichoic acid flippase TacF from Streptococcus pneumoniae
keywords	Teichoic acid, Flippase, Transporter, Lipid transport, MEMBRANE PROTEIN; MEMBRANE PROTEIN
method	ELECTRON MICROSCOPY

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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	28.81 Å
rg_electron	27.94 Å
i0	56714900.00
molecular_weight	65905.0 kDa
excluded_volume	85595 Å³
envelope_volume	112150 Å³
shell_volume	34320 Å³
envelope_diameter	100.4 Å
shell_rg	34.40 Å
envelope_rg	27.52 Å
shape_rg	27.92 Å
total_rg	28.79 Å
total_atoms	4668
n_residues	580
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	94.3 Å
rg_real	28.74 Å
rg_real_error	0.63 Å
i0_real	5.6710e+07
i0_real_error	7.7100e+05
rg_reciprocal	28.77 Å
i0_reciprocal	56720000.0000
total_estimate	0.8947
solution_quality	GOOD a GOOD solution
n_peaks	2
r_peak_primary	36.0 Å
skewness	0.238
kurtosis	-0.338
angular_range	— – 0.2750 Å⁻¹
current_alpha	0.0000
highest_alpha	6132000.0000
n_real_points	56
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.889; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.964

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4. Crystallography & Experiment

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5. Entities & Polymer Info (1)

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6. Citations (1)

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length_a	1.000 Å
length_b	1.000 Å
length_c	1.000 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	90.00 °
z_pdb	—

space_group	P 1
int_tables_number	1
crystal_system	—

resolution	3.630 Å
resolution_low	— Å
r_factor	—
r_work	—
r_free	—

resolution	3.63 Å
resolution_method	—
num_particles	87891

description	Soluble cytochrome b562,Teichoic acid subunit flippase
formula_weight	67575.1 kDa
src_method	man
entity_count	1

Teichoic acid flippase TacF from Streptococcus pneumoniae

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

EM 3D

5. Entities & Polymer Info (1)

Entity 1 polymer

Polymer

Source

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)

organism	Streptococcus pneumoniae
ncbi_taxonomy_id	171101
host_organism	Escherichia coli

fit	/app/data/saxs_computation/xz/9xzn/9xzn.fit
pddf	/app/data/pr_computation/xz/9xzn/9xzn.pr.out
profile	/app/data/saxs_computation/xz/9xzn/9xzn.dat

type	polypeptide(L)
strand_id	B
atom_count	4668