sensory rhodopsin I with its cognate transducer HtrI

Method: ELECTRON MICROSCOPY D_max: 107.2 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9wxr
deposition_date	2025-09-25
title	sensory rhodopsin I with its cognate transducer HtrI
keywords	sensory rhodopsin, transducer, HAMP domain, phototaxis, SIGNALING PROTEIN; SIGNALING 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	30.51 Å
rg_electron	29.40 Å
i0	75258900.00
molecular_weight	73143.0 kDa
excluded_volume	93812 Å³
envelope_volume	120530 Å³
shell_volume	34927 Å³
envelope_diameter	110.8 Å
shell_rg	35.55 Å
envelope_rg	29.62 Å
shape_rg	29.38 Å
total_rg	30.16 Å
total_atoms	5166
n_residues	690
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	107.2 Å
rg_real	30.56 Å
rg_real_error	1.18 Å
i0_real	7.5260e+07
i0_real_error	1.2270e+06
rg_reciprocal	30.54 Å
i0_reciprocal	75260000.0000
total_estimate	0.8601
solution_quality	GOOD a GOOD solution
n_peaks	2
r_peak_primary	35.1 Å
skewness	0.419
kurtosis	-0.056
angular_range	— – 0.2600 Å⁻¹
current_alpha	0.0000
highest_alpha	16880000.0000
n_real_points	53
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.768; Stabil: 0.998; Sysdev: 1.000; Positv: 1.000; Valcen: 0.943; Smooth: 0.937

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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	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	4.900 Å
resolution_low	— Å
r_factor	—
r_work	—
r_free	—

resolution	4.90 Å
resolution_method	—
num_particles	43979

description	Rhodopsin,Chemotaxis protein
formula_weight	38762.4 kDa
src_method	man
entity_count	2

sensory rhodopsin I with its cognate transducer HtrI

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 (2)

Entity 1 polymer

Polymer

Source

Entity 2 non-polymer

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)

organism	Haloarcula taiwanensis
ncbi_taxonomy_id	1932004
host_organism	Escherichia coli BL21(DE3)

description	RETINAL
formula_weight	284.4 kDa
src_method	syn
entity_count	2

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

type	polypeptide(L)
strand_id	A,B
atom_count	5166