SAXSdb — 9y9p

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1. Structure Basics

entry_id	9y9p
deposition_date	2025-09-14
title	Cofilactin filament
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	51.99 Å
rg_electron	52.28 Å
i0	1264660000.00
molecular_weight	298130.0 kDa
excluded_volume	374070 Å³
envelope_volume	516270 Å³
shell_volume	85156 Å³
envelope_diameter	198.1 Å
shell_rg	52.68 Å
envelope_rg	52.04 Å
shape_rg	52.29 Å
total_rg	52.25 Å
total_atoms	20920
n_residues	2635
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	185.7 Å
rg_real	52.23 Å
rg_real_error	1.95 Å
i0_real	1.2650e+09
i0_real_error	2.4500e+07
rg_reciprocal	51.79 Å
i0_reciprocal	1264000000.0000
total_estimate	0.8479
solution_quality	GOOD a GOOD solution
n_peaks	2
r_peak_primary	55.7 Å
skewness	0.531
kurtosis	-0.063
angular_range	— – 0.1500 Å⁻¹
current_alpha	0.0000
highest_alpha	115000000.0000
n_real_points	31
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.751; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.994; Smooth: 0.770

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4. Crystallography & Experiment

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5. Entities & Polymer Info (5)

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	21371

CDEDETTALVCDNGSGLVKAGFAGDDAPRAVFPSIVGRPRHQGVMVGMGQKDSYVGDEAQSKRGILTLKYPIEHGIITNWDDMEKIWHHTFYNELRVAPEEHPTLLTEAPLNPKANREKMTQIMFETFNVPAMYVAIQAVLSLYASGRTTGIVLDSGDGVTHNVPIYEGYALPHAIMRLDLAGRDLTDYLMKILTERGYSFVTTAEREIVRDIKEKLCYVALDFENEMATAASSSSLEKSYELPDGQVITIGNERFRCPETLFQPSFIGMESAGIHETTYNSIMKCDIDIRKDLYANNVMSGGTTMYPGIADRMQKEITALAPSTMKIKIIAPPERKYSVWIGGSILASLSTFQQMWITKQEYDEAGPSIVHRKCF

Entity 2 polymer

description	Cofilin-2
formula_weight	18765.6 kDa
src_method	man
entity_count	5

Polymer

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

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

Entity 5 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	361

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6. Citations (1)

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resolution	2.060 Å
resolution_low	— Å
r_factor	—
r_work	—
r_free	—

resolution	2.06 Å
resolution_method	—
num_particles	1560565

fit	/app/data/saxs_computation/y9/9y9p/9y9p.fit
pddf	/app/data/pr_computation/y9/9y9p/9y9p.pr.out
profile	/app/data/saxs_computation/y9/9y9p/9y9p.dat

Cofilactin filament

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 (5)

Entity 1 polymer

Polymer

Entity 2 polymer

Polymer

Source

Entity 3 non-polymer

Entity 4 non-polymer

Entity 5 water

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)