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9x2m

Gut transporter with sorbitol

Method: ELECTRON MICROSCOPY D_max: 104.7 Å Quality: EXCELLENT

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9x2m
deposition_date	2025-10-06
title	Gut transporter with sorbitol
keywords	sugar phosphotransferase system, PTS, glucitol/sorbitol, PTS Gut family, TRANSPORT PROTEIN; TRANSPORT 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	34.89 Å
rg_electron	34.30 Å
i0	159698000.00
molecular_weight	111880.0 kDa
excluded_volume	144510 Å³
envelope_volume	186350 Å³
shell_volume	45089 Å³
envelope_diameter	104.1 Å
shell_rg	41.32 Å
envelope_rg	33.93 Å
shape_rg	34.32 Å
total_rg	34.82 Å
total_atoms	7880
n_residues	1041
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	104.7 Å
rg_real	34.74 Å
rg_real_error	0.72 Å
i0_real	1.5970e+08
i0_real_error	2.6350e+06
rg_reciprocal	34.84 Å
i0_reciprocal	159700000.0000
total_estimate	0.9103
solution_quality	EXCELLENT a EXCELLENT solution
n_peaks	2
r_peak_primary	46.5 Å
skewness	0.042
kurtosis	-0.789
angular_range	— – 0.2250 Å⁻¹
current_alpha	0.0000
highest_alpha	24160000.0000
n_real_points	46
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.974; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.907

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4. Crystallography & Experiment

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5. Entities & Polymer Info (3)

Entity 1 polymer

description	PTS system glucitol/sorbitol-specific EIIB component
formula_weight	33359.9 kDa
ec_number	2.7.1.198
src_method	man
entity_count	3

Polymer

type	polypeptide(L)
strand_id	1,E,F
atom_count	7880

MTHIRIEKGTGGWGGPLELKATPGKKIVYITAGTRPAIVDKLAQLTGWQAIDGFKEGEPAEAEIGVAVIDCGGTLRCGIYPKRRIPTINIHSTGKSGPLAQYIVEDIYVSGVKEENITVVGDATPQPSSVGRDYDTSKKITEQSDGLLAKVGMGMGSTVAVLFQSGRDTIDTVLKTILPFMAFVSALIGIIMASGLGDWIAHGLAPLASHPLGLVMLALICSFPLLSPFLGPGAVIAQVIGVLIGVQIGLGNIPPHLALPALFAINAQAACDFIPVGLSLAEARQDTVRVGVPSVLVSRFLTGAPTVLIAWFVSGFIYQ

Source

organism	Escherichia coli K-12
ncbi_taxonomy_id	83333
host_organism	Escherichia coli

Entity 2 polymer

description	PTS system glucitol/sorbitol-specific EIIC component
formula_weight	20597.3 kDa
src_method	man
entity_count	3

Polymer

type	polypeptide(L)
strand_id	2,A,B

MIETITHGAEWFIGLFQKGGEVFTGMVTGILPLLISLLVIMNALINFIGQHRIERFAQRCAGNPVSRYLLLPCIGTFVFCNPMTLSLGRFMPEKYKPSYYAAASYSCHSMNGLFPHINPGELFVYLGIASGLTTLNLPLGPLAVSYLLVGLVTNFFRGWVTDLTTAIFEKKMGIQLEQKVHLAGATS

Source

organism	Escherichia coli K-12
ncbi_taxonomy_id	83333
host_organism	Escherichia coli

Entity 3 non-polymer

description	sorbitol
formula_weight	182.2 kDa
src_method	syn
entity_count	3

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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	3.440 Å
resolution_low	— Å
r_factor	—
r_work	—
r_free	—

resolution	3.44 Å
resolution_method	—
num_particles	237825

fit	/app/data/saxs_computation/x2/9x2m/9x2m.fit
pddf	/app/data/pr_computation/x2/9x2m/9x2m.pr.out
profile	/app/data/saxs_computation/x2/9x2m/9x2m.dat

Gut transporter with sorbitol

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 (3)

Entity 1 polymer

Polymer

Source

Entity 2 polymer

Polymer

Source

Entity 3 non-polymer

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)