SAXSdb — 2zzq

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

Protein ORF3, Capsid protein

Hepatitis E virus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	Homooligomer	Protein 60	No other associated polymer	Consistent with protein count
2	Insufficient information	Monomer	Protein 1	No other associated polymer	Consistent with protein count
3	Insufficient information	Homooligomer	Protein 5	No other associated polymer	Consistent with protein count
4	Insufficient information	Homooligomer	Protein 6	No other associated polymer	Consistent with protein count
5	Insufficient information	Monomer	Protein 1	No other associated polymer	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	CAPSD_HEVBU
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 56–552； UniProt 112–608

Protein ORF3, Capsid protein

Hepatitis E virus

UniProt P69616

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	Homooligomer	Protein 60	No other associated polymer	Consistent with protein count
2	Insufficient information	Monomer	Protein 1	No other associated polymer	Consistent with protein count
3	Insufficient information	Homooligomer	Protein 5	No other associated polymer	Consistent with protein count
4	Insufficient information	Homooligomer	Protein 6	No other associated polymer	Consistent with protein count
5	Insufficient information	Monomer	Protein 1	No other associated polymer	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	ORF3_HEVBU
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–55； UniProt 61–114

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	2zzq
Deposition date deposition_date	2009-02-23
Structure title title	Crystal structure analysis of the HEV capsid protein, PORF2
Keywords keywords	Virus, Viral capsid protein, Virus-like particle, hepatitis E virus, HEV, Cytoplasm, Host-virus interaction, Phosphoprotein; 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.

2zzq__assembly_1__model_1

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

Download this curve (.dat)

2zzq__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2zzq__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	99.05 Å
Rg (electron density)	97.77 Å
Total Rg	97.75 Å
Atom count	219480
Residues	28980
Excluded volume	3880900 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2zzq__assembly_1__model_1`	60-MERIC （60）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`2zzq__assembly_2__model_1`	monomeric （1）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
3	1	`2zzq__assembly_3__model_1`	pentameric （5）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
4	1	`2zzq__assembly_4__model_1`	hexameric （6）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
5	1	`2zzq__assembly_5__model_1`	monomeric （1）	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 (1)

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6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id	2zzqA01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	120 — Jelly Rolls
Homologous superfamily homologous superfamily	20 —

Domain ID domain_id	2zzqA02
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	30 — Elongation Factor Tu (Ef-tu); domain 3
Homologous superfamily homologous superfamily	190 —

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Unit-cell length a length_a	337.000 Å
Unit-cell length b length_b	347.000 Å
Unit-cell length c length_c	354.000 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	244

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	3.810 Å
Low-resolution limit resolution_low	20.000 Å
R factor r_factor	0.2420
R_work r_work	0.2420
R_free r_free	0.2450

Description description	Protein ORF3, Capsid protein
Molecular weight formula_weight	59178.2 kDa
Source method src_method	man
Copy count entity_count	1

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	3658

Crystal structure analysis of the HEV capsid protein, PORF2

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

Protein ORF3, Capsid protein

State in the Current Structure

Other States of the Same Protein in the Database

Protein ORF3, Capsid 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

2zzq__assembly_1__model_1

2zzq__assembly_1__model_1 | I(q)

2zzq__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 (1)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)

Source organism organism	Hepatitis E virus
Common name common_name	HEV-1
NCBI taxonomy ID ncbi_taxonomy_id	31769
Host organism host_organism	Trichoplusia ni

Crystal structure analysis of the HEV capsid protein, PORF2

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

Protein ORF3, Capsid 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

Protein ORF3, Capsid 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

2zzq__assembly_1__model_1

2zzq__assembly_1__model_1 | I(q)

2zzq__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 (1)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)