SAXSdb — 9xvv

▼

1. Structure Basics

entry_id	9xvv
deposition_date	2025-11-27
title	Maltoheptaose-bound Arabidopsis ISA2-ISA1-ISA1 heterotrimer
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	56.77 Å
rg_electron	57.94 Å
i0	822165000.00
molecular_weight	237660.0 kDa
excluded_volume	296580 Å³
envelope_volume	424020 Å³
shell_volume	69170 Å³
envelope_diameter	226.5 Å
shell_rg	50.08 Å
envelope_rg	58.31 Å
shape_rg	57.93 Å
total_rg	57.73 Å
total_atoms	16763
n_residues	2076
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	207.2 Å
rg_real	57.81 Å
rg_real_error	2.49 Å
i0_real	8.2210e+08
i0_real_error	1.7360e+07
rg_reciprocal	55.90 Å
i0_reciprocal	819800000.0000
total_estimate	0.7085
solution_quality	REASONABLE a REASONABLE solution
n_peaks	2
r_peak_primary	44.4 Å
skewness	0.729
kurtosis	-0.080
angular_range	— – 0.1400 Å⁻¹
current_alpha	0.0000
highest_alpha	84410000.0000
n_real_points	29
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.429; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.437; Smooth: 0.483

▶

4. Crystallography & Experiment

▶

5. Entities & Polymer Info (3)

Entity 1 polymer

description	Isoamylase 1, chloroplastic
formula_weight	87301.9 kDa
ec_number	3.2.1.68
src_method	man
entity_count	2

Polymer

type	polypeptide(L)
strand_id	A,B
atom_count	16763

MAHHHHHHHHHHGSGSGSGSGSEFAKDRRSNEAENIAVVEKPLKSDRFFISDGLPSPFGPTVRDDGVNFSVYSTNSVSATICLISLSDLRQNKVTEEIQLDPSRNRTGHVWHVFLRGDFKDMLYGYRFDGKFSPEEGHYYDSSNILLDPYAKAIISRDEFGVLGPDDNCWPQMACMVPTREEEFDWEGDMHLKLPQKDLVIYEMHVRGFTRHESSKIEFPGTYQGVAEKLDHLKELGINCIELMPCHEFNELEYYSYNTILGDHRVNFWGYSTIGFFSPMIRYASASSNNFAGRAINEFKILVKEAHKRGIEVIMDVVLNHTAEGNEKGPIFSFRGVDNSVYYMLAPKGEFYNYSGCGNTFNCNHPVVRQFILDCLRYWVTEMHVDGFRFDLGSIMSRSSSLWDAANVYGADVEGDLLTTGTPISCPPVIDMISNDPILRGVKLIAEAWDAGGLYQVGMFPHWGIWSEWNGKFRDVVRQFIKGTDGFSGAFAECLCGSPNLYQGGRKPWHSINFICAHDGFTLADLVTYNNKNNLANGEENNDGENHNYSWNCGEEGDFASISVKRLRKRQMRNFFVSLMVSQGVPMIYMGDEYGHTKGGNNNTYCHDNYMNYFRWDKKEEAHSDFFRFCRILIKFRDECESLGLNDFPTAKRLQWHGLAPEIPNWSETSRFVAFSLVDSVKKEIYVAFNTSHLATLVSLPNRPGYRWEPFVDTSKPSPYDCITPDLPERETAMKQYRHFLDANVYPMLSYSSIILLLSPIKDP

Source

organism	Arabidopsis thaliana
common_name	thale cress
ncbi_taxonomy_id	3702
host_organism	Homo sapiens

Entity 2 polymer

description	Isoamylase 2, chloroplastic
formula_weight	97595.5 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	C

MDYKDDDDKWSHPQFEKGGGGSGGSAWSHPQFEKEFKGLVDGDLVTSALQSYQFSKICASKTSIELREALSSRRAEADDLKKVTSYSFRTKAGALVKVKVEKKREKYSILVYVSSLELSGDDKSRLVMVWGVYRSDSSCFLPLDFENSSQDSQTHTTETTFVKSSLSELMLGLEFDGKESPFYLSFHLKLVSGRDPDGQEMLTHRDTDFCIPVGFTAGHPLPLGLSSGPDDDSWNFSFFSRSSTNVVLCLYDDSTTDKPALELDLDPYVNRTGDVWHASVDNTWDFVRYGYRCKETAHSKEDVDVEGEPIVLDPYATVVGKSVSQKYLGSLSKSPSFDWGEDVSPNIPLEKLLVYRLNVKGFTQHRSSKLPSNVAGTFSGVAEKVSHLKTLGTNAVLLEPIFSFSEQKGPYFPFHFFSPMDIYGPSNSLESAVNSMKVMVKKLHSEGIEVLLEVVFTHTADSGALRGIDDSSYYYKGRANDLDSKSYLNCNYPVVQQLVLESLRYWVTEFHVDGFCFINASSLLRGVHGEQLSRPPLVEAIAFDPLLAETKLIADCWDPLEMMPKEVRFPHWKRWAELNTRYCRNVRNFLRGRGVLSDLATRICGSGDVFTDGRGPAFSFNYISRNSGLSLVDIVSFSGPELASELSWNCGEEGATNKSAVLQRRLKQIRNFLFIQYISLGVPVLNMGDECGISTRGSPLLESRKPFDWNLLASAFGTQITQFISFMTSVRARRSDVFQRRDFLKPENIVWYANDQTTPKWEDPASKFLALEIKSESEEEETASLAEPNEPKSNDLFIGFNASDHPESVVLPSLPDGSKWRRLVDTALPFPGFFSVEGETVVAEEPLQQLVVYEMKPYSCTLFETINTTA

Source

organism	Arabidopsis thaliana
common_name	thale cress
ncbi_taxonomy_id	3702
host_organism	Homo sapiens

Entity 3 branched

description	;alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose ;
formula_weight	1153.0 kDa
src_method	man
entity_count	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	2.490 Å
resolution_low	— Å
r_factor	—
r_work	—
r_free	—

resolution	2.49 Å
resolution_method	—
num_particles	459616

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

Maltoheptaose-bound Arabidopsis ISA2-ISA1-ISA1 heterotrimer

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 (3)

Entity 1 polymer

Polymer

Source

Entity 2 polymer

Polymer

Source

Entity 3 branched

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)