crystal structure of ACAT2

Method: X-RAY DIFFRACTION D_max: 123.8 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9v37
deposition_date	2025-05-21
last_revision	2026-06-10
title	crystal structure of ACAT2
keywords	thiolase, steroid biosynthesis, CoA, TRANSFERASE; TRANSFERASE
method	X-RAY DIFFRACTION

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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	38.36 Å
rg_electron	37.84 Å
i0	405600000.00
molecular_weight	164060.0 kDa
excluded_volume	205690 Å³
envelope_volume	255710 Å³
shell_volume	55022 Å³
envelope_diameter	120.7 Å
shell_rg	45.08 Å
envelope_rg	37.20 Å
shape_rg	37.85 Å
total_rg	38.23 Å
total_atoms	11480
n_residues	1576
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	123.8 Å
rg_real	38.29 Å
rg_real_error	0.82 Å
i0_real	4.0560e+08
i0_real_error	6.7200e+06
rg_reciprocal	38.34 Å
i0_reciprocal	405600000.0000
total_estimate	0.8990
solution_quality	GOOD a GOOD solution
n_peaks	1
r_peak_primary	39.2 Å
skewness	0.197
kurtosis	-0.689
angular_range	— – 0.2050 Å⁻¹
current_alpha	0.0000
highest_alpha	179600000.0000
n_real_points	42
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.917; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.936

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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	113.588 Å
length_b	127.498 Å
length_c	131.224 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	90.00 °
z_pdb	16

space_group	P 21 21 21
int_tables_number	19
crystal_system	—

resolution	2.170 Å
resolution_low	28.270 Å
r_factor	0.2283
r_work	0.2261
r_free	0.2683

description	Acetyl-CoA acetyltransferase, cytosolic
formula_weight	42466.9 kDa
ec_number	2.3.1.9
src_method	man
entity_count	4

type	polypeptide(L)
strand_id	D,C,A,B
atom_count	11620

crystal structure of ACAT2

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

Diffraction

5. Entities & Polymer Info (2)

Entity 1 polymer

Polymer

Source

Entity 2 water

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)

organism	Homo sapiens
common_name	human
ncbi_taxonomy_id	9606
host_organism	Escherichia coli BL21(DE3)

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	140

fit	/app/data/saxs_computation/v3/9v37/9v37.fit
pddf	/app/data/pr_computation/v3/9v37/9v37.pr.out
profile	/app/data/saxs_computation/v3/9v37/9v37.dat