SAXSdb — 1js9

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Coat protein

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 180	MAGNESIUM ION × 120 HEXAETHYLENE GLYCOL × 60	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 3	MAGNESIUM ION × 2 HEXAETHYLENE GLYCOL × 1	Consistent with protein count
3	Protein homooligomer	Homooligomer	Protein 15	MAGNESIUM ION × 10 HEXAETHYLENE GLYCOL × 5	Consistent with protein count
4	Protein homooligomer	Homooligomer	Protein 18	MAGNESIUM ION × 12 HEXAETHYLENE GLYCOL × 6	Consistent with protein count
5	Protein homooligomer	Homooligomer	Protein 3	MAGNESIUM ION × 2 HEXAETHYLENE GLYCOL × 1	Consistent with protein count
6	Protein homooligomer	Homooligomer	Protein 60	MAGNESIUM ION × 40 HEXAETHYLENE GLYCOL × 20	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	COAT_BMV
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–189； UniProt 1–189 Author chain B； PDBConstruct 1–189； UniProt 1–189 Author chain C； PDBConstruct 1–189； UniProt 1–189

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	1js9
Deposition date deposition_date	2001-08-16
Structure title title	Brome Mosaic Virus
Keywords keywords	PLANT VIRUS, CAPSID PROTEIN, COAT PROTEIN, BROMOVIRUSES, BMV, Icosahedral virus, Virus; VIRUS
Experimental Method method	X-RAY DIFFRACTION

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

1js9__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1js9__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1js9__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	0.00 Å
Rg (electron density)	117.40 Å
Total Rg	117.60 Å
Atom count	225720
Residues	30180
Excluded volume	4062800 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1js9__assembly_1__model_1`	180-MERIC （180）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1js9__assembly_2__model_1`	trimeric （3）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
3	1	`1js9__assembly_3__model_1`	pentadecameric （15）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
4	1	`1js9__assembly_4__model_1`	octadecameric （18）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
5	1	`1js9__assembly_5__model_1`	trimeric （3）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
6	1	`1js9__assembly_6__model_1`	60-meric （60）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (3)

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6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

Domain ID domain_id	d1js9a_
Class class	b — All beta proteins
Fold Fold fold	b.121 — Nucleoplasmin-like/VP (viral coat and capsid proteins)
Superfamily Superfamily superfamily	b.121.4 — Positive stranded ssRNA viruses
Family Family family	b.121.4.5 — Bromoviridae-like VP

Domain ID domain_id	d1js9b_
Class class	b — All beta proteins
Fold Fold fold	b.121 — Nucleoplasmin-like/VP (viral coat and capsid proteins)
Superfamily Superfamily superfamily	b.121.4 — Positive stranded ssRNA viruses
Family Family family	b.121.4.5 — Bromoviridae-like VP

Domain ID domain_id	d1js9c_
Class class	b — All beta proteins
Fold Fold fold	b.121 — Nucleoplasmin-like/VP (viral coat and capsid proteins)
Superfamily Superfamily superfamily	b.121.4 — Positive stranded ssRNA viruses
Family Family family	b.121.4.5 — Bromoviridae-like VP

CATH v4.4 (3 domains)

Domain ID domain_id	1js9A00
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	120 — Jelly Rolls
Homologous superfamily homologous superfamily	220 — Satellite virus coat domain

Domain ID domain_id	1js9B00
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	120 — Jelly Rolls
Homologous superfamily homologous superfamily	220 — Satellite virus coat domain

Domain ID domain_id	1js9C01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	120 — Jelly Rolls
Homologous superfamily homologous superfamily	220 — Satellite virus coat domain

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Unit-cell length a length_a	269.244 Å
Unit-cell length b length_b	269.244 Å
Unit-cell length c length_c	638.136 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	540

Space group space_group	H 3
Space-group number int_tables_number	146
Crystal system crystal_system	—

Resolution resolution	3.400 Å
Low-resolution limit resolution_low	39.700 Å
R factor r_factor	0.2400
R_work r_work	0.2380
R_free r_free	0.2500

Description description	Coat protein
Molecular weight formula_weight	20411.5 kDa
Source method src_method	nat
Copy count entity_count	3

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C
Atom count atom_count	3762

Brome Mosaic Virus

1. Protein Identity and Related Structures Protein Identity & Related Structures

Coat protein

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

1js9__assembly_1__model_1

1js9__assembly_1__model_1 | I(q)

1js9__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

CATH v4.4 (3 domains)

7. Citations (2)

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	2

Description description	HEXAETHYLENE GLYCOL
Molecular weight formula_weight	282.3 kDa
Source method src_method	syn
Copy count entity_count	1

Brome Mosaic Virus

1. Protein Identity and Related Structures Protein Identity & Related Structures

Coat protein

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

1js9__assembly_1__model_1

1js9__assembly_1__model_1 | I(q)

1js9__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

CATH v4.4 (3 domains)

7. Citations (2)