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9q7m

Barbed end of cofilin actin, cofilin on second-to-last barbed end subunit

Method: ELECTRON MICROSCOPY D_max: 167.5 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9q7m
deposition_date	2025-08-24
title	Barbed end of cofilin actin, cofilin on second-to-last barbed end subunit
keywords	Cytoskeleton, Actin, Filament, Helical, PROTEIN FIBRIL; PROTEIN FIBRIL
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	49.41 Å
rg_electron	49.49 Å
i0	1120870000.00
molecular_weight	279390.0 kDa
excluded_volume	350290 Å³
envelope_volume	492670 Å³
shell_volume	83894 Å³
envelope_diameter	182.1 Å
shell_rg	52.14 Å
envelope_rg	49.04 Å
shape_rg	49.50 Å
total_rg	49.55 Å
total_atoms	19603
n_residues	2469
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	167.5 Å
rg_real	49.58 Å
rg_real_error	1.52 Å
i0_real	1.1210e+09
i0_real_error	2.1270e+07
rg_reciprocal	49.42 Å
i0_reciprocal	1121000000.0000
total_estimate	0.8647
solution_quality	GOOD a GOOD solution
n_peaks	1
r_peak_primary	162.3 Å
skewness	0.425
kurtosis	-0.265
angular_range	— – 0.1600 Å⁻¹
current_alpha	0.0000
highest_alpha	114500000.0000
n_real_points	33
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.852; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.994; Smooth: 0.688

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4. Crystallography & Experiment

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5. Entities & Polymer Info (4)

Entity 1 polymer

description	Actin, alpha skeletal muscle
formula_weight	41978.8 kDa
ec_number	3.6.4.-
src_method	nat
entity_count	5

Polymer

type	polypeptide(L)
strand_id	A,B,C,D,E
atom_count	19613

CDEDETTALVCDNGSGLVKAGFAGDDAPRAVFPSIVGRPRHQGVMVGMGQKDSYVGDEAQSKRGILTLKYPIEHGIITNWDDMEKIWHHTFYNELRVAPEEHPTLLTEAPLNPKANREKMTQIMFETFNVPAMYVAIQAVLSLYASGRTTGIVLDSGDGVTHNVPIYEGYALPHAIMRLDLAGRDLTDYLMKILTERGYSFVTTAEREIVRDIKEKLCYVALDFENEMATAASSSSLEKSYELPDGQVITIGNERFRCPETLFQPSFIGMESAGIHETTYNSIMKCDIDIRKDLYANNVMSGGTTMYPGIADRMQKEITALAPSTMKIKIIAPPERKYSVWIGGSILASLSTFQQMWITKQEYDEAGPSIVHRKCF

Entity 2 polymer

description	Cofilin-2
formula_weight	18765.6 kDa
src_method	man
entity_count	4

Polymer

type	polypeptide(L)
strand_id	a,b,c,d

MASGVTVNDEVIKVFNDMKVRKSSTQEEIKKRKKAVLFCLSDDKRQIIVEEAKQILVGDIGDTVEDPYTSFVKLLPLNDCRYALYDATYETKESKKEDLVFIFWAPESAPLKSKMIYASSKDAIKKKFTGIKHEWQVNGLDDIKDRSTLGEKLGGNVVVSLEGKPL

Source

organism	Homo sapiens
common_name	human
ncbi_taxonomy_id	9606
host_organism	Escherichia coli

Entity 3 non-polymer

description	ADENOSINE-5'-DIPHOSPHATE
formula_weight	427.2 kDa
src_method	syn
entity_count	5

Entity 4 non-polymer

description	MAGNESIUM ION
formula_weight	24.3 kDa
src_method	syn
entity_count	5

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6. Citations (1)

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resolution	3.500 Å
resolution_low	— Å
r_factor	—
r_work	—
r_free	—

resolution	3.50 Å
resolution_method	—
num_particles	29493

fit	/app/data/saxs_computation/q7/9q7m/9q7m.fit
pddf	/app/data/pr_computation/q7/9q7m/9q7m.pr.out
profile	/app/data/saxs_computation/q7/9q7m/9q7m.dat

Barbed end of cofilin actin, cofilin on second-to-last barbed end subunit

SAXS Profile

P(r) Distribution

1. Structure Basics

Download Data

2. SAXS Parameters (CRYSOL)

3. P(r) Analysis (GNOM)

4. Crystallography & Experiment

Refinement

EM 3D

5. Entities & Polymer Info (4)

Entity 1 polymer

Polymer

Entity 2 polymer

Polymer

Source

Entity 3 non-polymer

Entity 4 non-polymer

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)