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9wx7

Structure of the L-proline-free human proline transporter purified in DDM/CHS buffer

Method: ELECTRON MICROSCOPY D_max: 84.1 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9wx7
deposition_date	2025-09-24
title	Structure of the L-proline-free human proline transporter purified in DDM/CHS buffer
keywords	human proline transporter purified, 12 transmembrane helices, 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	24.81 Å
rg_electron	23.59 Å
i0	48451100.00
molecular_weight	60450.0 kDa
excluded_volume	78174 Å³
envelope_volume	87694 Å³
shell_volume	30349 Å³
envelope_diameter	83.0 Å
shell_rg	31.48 Å
envelope_rg	23.90 Å
shape_rg	23.59 Å
total_rg	24.54 Å
total_atoms	4265
n_residues	540
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	84.1 Å
rg_real	24.79 Å
rg_real_error	0.55 Å
i0_real	4.8450e+07
i0_real_error	7.0410e+05
rg_reciprocal	24.79 Å
i0_reciprocal	48450000.0000
total_estimate	0.8702
solution_quality	GOOD a GOOD solution
n_peaks	2
r_peak_primary	29.4 Å
skewness	0.381
kurtosis	-0.182
angular_range	— – 0.3200 Å⁻¹
current_alpha	0.0000
highest_alpha	7999000.0000
n_real_points	64
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.777; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.983; Smooth: 0.995

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4. Crystallography & Experiment

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5. Entities & Polymer Info (3)

Entity 1 polymer

description	Sodium-dependent proline transporter
formula_weight	70960.2 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	4265

MKKLQGAHLRKPVTPDLLMTPSDQGDVDLDVDFAAHRGNWTGKLDFLLSCIGYCVGLGNVWRFPYRAYTNGGGAFLVPYFLMLAICGIPLFFLELSLGQFSSLGPLAVWKISPLFKGAGAAMLLIVGLVAIYYNMIIAYVLFYLFASLTSDLPWEHCGNWWNTELCLEHRVSKDGNGALPLNLTCTVSPSEEYWSRYVLHIQGSQGIGSPGEIRWNLCLCLLLAWVIVFLCILKGVKSSGKVVYFTATFPYLILLMLLVRGVTLPGAWKGIQFYLTPQFHHLLSSKVWIEAALQIFYSLGVGFGGLLTFASYNTFHQNIYRDTFIVTLGNAITSILAGFAIFSVLGYMSQELGVPVDQVAKAGPGLAFVVYPQAMTMLPLSPFWSFLFFFMLLTLGLDSQFAFLETIVTAVTDEFPYYLRPKKAVFSGLICVAMYLMGLILTTDGGMYWLVLLDDYSASFGLMVVVITTCLAVTRVYGIQRFCRDIHMMLGFKPGLYFRACWLFLSPATLLALMVYSIVKYQPSEYGSYRFPPWAELLGILMGLLSCLMIPAGMLVAVLREEGSLWERLQQASRPAMDWGPSLEENRTGMYVATLAGSQSPKPLMVHMRKYGGITSFENTAIEVDREIAEEEESMM

Source

organism	Homo sapiens
common_name	human
ncbi_taxonomy_id	9606
host_organism	Homo sapiens

Entity 2 non-polymer

description	SODIUM ION
formula_weight	23.0 kDa
src_method	syn
entity_count	1

Entity 3 non-polymer

description	CHLORIDE ION
formula_weight	35.5 kDa
src_method	syn
entity_count	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	2.57 Å
resolution_method	—
num_particles	226167

fit	/app/data/saxs_computation/wx/9wx7/9wx7.fit
pddf	/app/data/pr_computation/wx/9wx7/9wx7.pr.out
profile	/app/data/saxs_computation/wx/9wx7/9wx7.dat