Arabidopsis ISA1-ISA1 homodimer

Method: ELECTRON MICROSCOPY D_max: 177.1 Å Quality: REASONABLE

SAXS Profile

P(r) Distribution

▼

1. Structure Basics

entry_id	9xve
deposition_date	2025-11-26
title	Arabidopsis ISA1-ISA1 homodimer
keywords	isoamylase, ISA1, ISA2, PLANT PROTEIN; PLANT PROTEIN
method	ELECTRON MICROSCOPY

▼

Download Data

SAXS curve (.dat) P(r) distribution (.pr.out) Structure (CIF)

▼

2. SAXS Parameters (CRYSOL)

rg_guinier	49.35 Å
rg_electron	50.57 Å
i0	325890000.00
molecular_weight	147450.0 kDa
excluded_volume	183600 Å³
envelope_volume	252390 Å³
shell_volume	47386 Å³
envelope_diameter	186.3 Å
shell_rg	44.75 Å
envelope_rg	51.15 Å
shape_rg	50.58 Å
total_rg	50.27 Å
total_atoms	10400
n_residues	1280
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

▼

3. P(r) Analysis (GNOM)

dmax	177.1 Å
rg_real	50.67 Å
rg_real_error	1.79 Å
i0_real	3.2590e+08
i0_real_error	6.8250e+06
rg_reciprocal	49.36 Å
i0_reciprocal	325300000.0000
total_estimate	0.6398
solution_quality	REASONABLE a REASONABLE solution
n_peaks	1
r_peak_primary	33.2 Å
skewness	0.666
kurtosis	-0.376
angular_range	— – 0.1600 Å⁻¹
current_alpha	0.0001
highest_alpha	63590000.0000
n_real_points	33
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.272; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.189; Smooth: 0.308

▶

4. Crystallography & Experiment

▶

5. Entities & Polymer Info (1)

▶

6. Citations (1)

▶

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	2.360 Å
resolution_low	— Å
r_factor	—
r_work	—
r_free	—

resolution	2.36 Å
resolution_method	—
num_particles	124204

description	Isoamylase 1, chloroplastic
formula_weight	89311.1 kDa
ec_number	3.2.1.68
src_method	man
entity_count	2

Arabidopsis ISA1-ISA1 homodimer

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 (1)

Entity 1 polymer

Polymer

Source

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)

organism	Arabidopsis thaliana
common_name	thale cress
ncbi_taxonomy_id	3702
host_organism	Homo sapiens

fit	/app/data/saxs_computation/xv/9xve/9xve.fit
pddf	/app/data/pr_computation/xv/9xve/9xve.pr.out
profile	/app/data/saxs_computation/xv/9xve/9xve.dat

type	polypeptide(L)
strand_id	A,B
atom_count	10400