Choline transporter BetT with C-terminal 18-amino acid deletion

Method: ELECTRON MICROSCOPY D_max: 109.6 Å Quality: REASONABLE

SAXS Profile

P(r) Distribution

▼

1. Structure Basics

entry_id	9vbn
deposition_date	2025-06-04
title	Choline transporter BetT with C-terminal 18-amino acid deletion
keywords	Choline transporter; Membrane Protein; Osmosensory Protein, CHOLINE-BINDING PROTEIN; CHOLINE-BINDING PROTEIN
method	ELECTRON MICROSCOPY

▼

Download Data

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

▼

2. SAXS Parameters (CRYSOL)

rg_guinier	36.52 Å
rg_electron	35.82 Å
i0	347254000.00
molecular_weight	167230.0 kDa
excluded_volume	215760 Å³
envelope_volume	269890 Å³
shell_volume	60340 Å³
envelope_diameter	114.5 Å
shell_rg	43.91 Å
envelope_rg	35.47 Å
shape_rg	35.80 Å
total_rg	36.47 Å
total_atoms	11876
n_residues	1513
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

▼

3. P(r) Analysis (GNOM)

dmax	109.6 Å
rg_real	36.27 Å
rg_real_error	0.54 Å
i0_real	3.4730e+08
i0_real_error	4.9390e+06
rg_reciprocal	36.43 Å
i0_reciprocal	347300000.0000
total_estimate	0.7140
solution_quality	REASONABLE a REASONABLE solution
n_peaks	1
r_peak_primary	51.0 Å
skewness	0.045
kurtosis	-0.621
angular_range	— – 0.2150 Å⁻¹
current_alpha	0.0000
highest_alpha	95380000.0000
n_real_points	44
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.959; Stabil: 1.000; Sysdev: 0.159; Positv: 1.000; Valcen: 0.984; Smooth: 0.941

▶

4. Crystallography & Experiment

▶

5. Entities & Polymer Info (2)

▶

6. Citations (1)

▶

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	3.23 Å
resolution_method	—
num_particles	104881

description	High-affinity choline transport protein
formula_weight	55794.0 kDa
src_method	man
entity_count	3

type	polypeptide(L)
strand_id	A,B,C
atom_count	11876

Choline transporter BetT with C-terminal 18-amino acid deletion

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

EM 3D

5. Entities & Polymer Info (2)

Entity 1 polymer

Polymer

Source

Entity 2 non-polymer

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)

organism	Escherichia coli (strain K12)
ncbi_taxonomy_id	83333
host_organism	Escherichia coli

description	CHOLINE ION
formula_weight	104.2 kDa
src_method	syn
entity_count	3

fit	/app/data/saxs_computation/vb/9vbn/9vbn.fit
pddf	/app/data/pr_computation/vb/9vbn/9vbn.pr.out
profile	/app/data/saxs_computation/vb/9vbn/9vbn.dat