SAXSdb — 1piv

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

POLIOVIRUS TYPE 3 (SUBUNIT VP1)

Poliovirus type 3 (strains P3/LEON/37 AND P3/LEON 12A[1]B)

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 300	POLIOVIRUS TYPE 3 (SUBUNIT VP1) × 60 5-(7-(4-(4,5-DIHYDRO-2-OXAZOLYL)PHENOXY)HEPTYL)-3-METHYL ISOXAZOLE × 60 MYRISTIC ACID × 60	Consistent with protein count
2	Protein heterocomplex	Heteromer	Protein 5	POLIOVIRUS TYPE 3 (SUBUNIT VP1) × 1 5-(7-(4-(4,5-DIHYDRO-2-OXAZOLYL)PHENOXY)HEPTYL)-3-METHYL ISOXAZOLE × 1 MYRISTIC ACID × 1	Consistent with protein count
3	Protein heterocomplex	Heteromer	Protein 25	POLIOVIRUS TYPE 3 (SUBUNIT VP1) × 5 5-(7-(4-(4,5-DIHYDRO-2-OXAZOLYL)PHENOXY)HEPTYL)-3-METHYL ISOXAZOLE × 5 MYRISTIC ACID × 5	Consistent with protein count
4	Protein heterocomplex	Heteromer	Protein 30	POLIOVIRUS TYPE 3 (SUBUNIT VP1) × 6 5-(7-(4-(4,5-DIHYDRO-2-OXAZOLYL)PHENOXY)HEPTYL)-3-METHYL ISOXAZOLE × 6 MYRISTIC ACID × 6	Consistent with protein count
5	Protein heterocomplex	Heteromer	Protein 5	POLIOVIRUS TYPE 3 (SUBUNIT VP1) × 1 5-(7-(4-(4,5-DIHYDRO-2-OXAZOLYL)PHENOXY)HEPTYL)-3-METHYL ISOXAZOLE × 1 MYRISTIC ACID × 1	Consistent with protein count
6	Protein heterocomplex	Heteromer	Protein 75	POLIOVIRUS TYPE 3 (SUBUNIT VP1) × 15 5-(7-(4-(4,5-DIHYDRO-2-OXAZOLYL)PHENOXY)HEPTYL)-3-METHYL ISOXAZOLE × 15 MYRISTIC ACID × 15	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	POLG_POL3L
Isoform	—
PDB entities	2, 3, 4, 5
Chains and sequence ranges	Author chain 1； PDBConstruct 1–301； UniProt 577–877 Author chain 2； PDBConstruct 1–271； UniProt 69–339 Author chain 3； PDBConstruct 1–238； UniProt 340–577 Author chain 4； PDBConstruct 1–68； UniProt 1–68

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	1piv
Deposition date deposition_date	1995-02-02
Structure title title	BINDING OF THE ANTIVIRAL DRUG WIN51711 TO THE SABIN STRAIN OF TYPE 3 POLIOVIRUS: STRUCTURAL COMPARISON WITH DRUG BINDING IN RHINOVIRUS 14
Keywords keywords	VIRUS, Icosahedral 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.

1piv__assembly_1__model_1

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

Download this curve (.dat)

1piv__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1piv__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)	132.80 Å
Total Rg	132.90 Å
Atom count	399360
Residues	50760
Excluded volume	7093000 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1piv__assembly_1__model_1`	complete icosahedral assembly （300）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1piv__assembly_2__model_1`	pentameric （5）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
3	1	`1piv__assembly_3__model_1`	25-meric （25）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
4	1	`1piv__assembly_4__model_1`	30-meric （30）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
5	1	`1piv__assembly_5__model_1`	pentameric （5）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
6	1	`1piv__assembly_6__model_1`	75-meric （75）	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 (7)

Entity 1 Entity 1 polymer

Description description	POLIOVIRUS TYPE 3 (SUBUNIT VP1)
Molecular weight formula_weight	446.5 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	0
Atom count atom_count	6656

ISEV

Source Source

Source organism organism	Poliovirus type 3 (strains P3/LEON/37 AND P3/LEON 12A[1]B)
NCBI taxonomy ID ncbi_taxonomy_id	12088

Entity 2 Entity 2 polymer

Description description	POLIOVIRUS TYPE 3 (SUBUNIT VP1)
Molecular weight formula_weight	33651.8 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	1

QGIEDLISEVAQGALTLSLPKQQDSLPDTKASGPAHSKEVPALTAVETGATNPLAPSDTVQTRHVVQRRSRSESTIESFFARGACVAIIEVDNEQPTTRAQKLFAMWRITYKDTVQLRRKLEFFTYSRFDMEFTFVVTANFTNANNGHALNQVYQIMYIPPGAPTPKSWDDYTWQTSSNPSIFYTYGAAPARISVPYVGLANAYSHFYDGFAKVPLKTDANDQIGDSLYSAMTVDDFGVLAVRVVNDHNPTKVTSKVRIYMKPKHVRVWCPRPPRAVPYYGPGVDYRNNLDPLSEKGLTTY

Source Source

Source organism organism	Poliovirus type 3 (strains P3/LEON/37 AND P3/LEON 12A[1]B)
NCBI taxonomy ID ncbi_taxonomy_id	12088

Entity 3 Entity 3 polymer

Description description	POLIOVIRUS TYPE 3 (SUBUNIT VP2)
Molecular weight formula_weight	30169.9 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	2

SPNVEACGYSDRVLQLTLGNSTITTQEAANSVVAYGRWPEFIRDDEANPVDQPTEPDVATCRFYTLDTVMWGKESKGWWWKLPDALRDMGLFGQNMYYHYLGRSGYTVHVQCNASKFHQGALGVFAIPEYCLAGDSDKQRYTSYANANPGERGGKFYSQFNKDNAVTSPKREFCPVDYLLGCGVLLGNAFVYPHQIINLRTNNSATIVLPYVNALAIDSMVKHNNWGIAILPLSPLDFAQDSSVEIPITVTIAPMCSEFNGLRNVTAPKFQ

Source Source

Source organism organism	Poliovirus type 3 (strains P3/LEON/37 AND P3/LEON 12A[1]B)
NCBI taxonomy ID ncbi_taxonomy_id	12088

Entity 4 Entity 4 polymer

Description description	POLIOVIRUS TYPE 3 (SUBUNIT VP3)
Molecular weight formula_weight	26289.1 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	3

GLPVLNTPGSNQYLTSDNHQSPCAIPEFDVTPPIDIPGEVKNMMELAEIDTMIPLNLESTKRNTMDMYRVTLSDSADLSQPILCLSLSPAFDPRLSHTMLGEVLNYYTHWAGSLKFTFLFCGSMMATGKILVAYAPPGAQPPTSRKEAMLGTHVIWDLGLQSSCTMVVPWISNVTYRQTTQDSFTEGGYISMFYQTRIVVPLSTPKSMSMLGFVSACNDFSVRLLRDTTHISQSALPQ

Source Source

Source organism organism	Poliovirus type 3 (strains P3/LEON/37 AND P3/LEON 12A[1]B)
NCBI taxonomy ID ncbi_taxonomy_id	12088

Entity 5 Entity 5 polymer

Description description	POLIOVIRUS TYPE 3 (SUBUNIT VP4)
Molecular weight formula_weight	7320.9 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	4

GAQVSSQKVGAHENSNRAYGGSTINYTTINYYKDSASNAASKQDYSQDPSKFTEPLKDVLIKTAPALN

Source Source

Source organism organism	Poliovirus type 3 (strains P3/LEON/37 AND P3/LEON 12A[1]B)
NCBI taxonomy ID ncbi_taxonomy_id	12088

Entity 6 Entity 6 non-polymer

Description description	5-(7-(4-(4,5-DIHYDRO-2-OXAZOLYL)PHENOXY)HEPTYL)-3-METHYL ISOXAZOLE
Molecular weight formula_weight	342.4 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 7 Entity 7 non-polymer

Description description	MYRISTIC ACID
Molecular weight formula_weight	228.4 kDa
Source method src_method	syn
Copy count entity_count	1

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6. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (3 domains)

Domain ID domain_id	d1piv.1
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.121.4.1 — Picornaviridae-like VP (VP1, VP2, VP3 and VP4)

Domain ID domain_id	d1piv1_
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.121.4.1 — Picornaviridae-like VP (VP1, VP2, VP3 and VP4)

Domain ID domain_id	d1piv3_
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.121.4.1 — Picornaviridae-like VP (VP1, VP2, VP3 and VP4)

CATH v4.4 (4 domains)

Domain ID domain_id	1piv100
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	120 — Jelly Rolls
Homologous superfamily homologous superfamily	20 —

Domain ID domain_id	1piv200
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	120 — Jelly Rolls
Homologous superfamily homologous superfamily	20 —

Domain ID domain_id	1piv300
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	120 — Jelly Rolls
Homologous superfamily homologous superfamily	20 —

Domain ID domain_id	1piv400
Class class	4 — Few Secondary Structures
Architecture architecture	10 — Irregular
Topology topology	80 — Rhinovirus 14, subunit 4
Homologous superfamily homologous superfamily	10 — Picornavirus coat protein VP4

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Unit-cell length a length_a	321.060 Å
Unit-cell length b length_b	358.620 Å
Unit-cell length c length_c	381.820 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	120

Space group space_group	I 2 2 2
Space-group number int_tables_number	23
Crystal system crystal_system	—

Resolution resolution	2.900 Å
Low-resolution limit resolution_low	— Å
R factor r_factor	0.3160
R_work r_work	—
R_free r_free	—

BINDING OF THE ANTIVIRAL DRUG WIN51711 TO THE SABIN STRAIN OF TYPE 3 POLIOVIRUS: STRUCTURAL COMPARISON WITH DRUG BINDING IN RHINOVIRUS 14

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

POLIOVIRUS TYPE 3 (SUBUNIT VP1)

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

1piv__assembly_1__model_1

1piv__assembly_1__model_1 | I(q)

1piv__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (7)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

Entity 4 Entity 4 polymer

Polymer Polymer

Source Source

Entity 5 Entity 5 polymer

Polymer Polymer

Source Source

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 non-polymer

6. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (3 domains)

CATH v4.4 (4 domains)

7. Citations (5)

BINDING OF THE ANTIVIRAL DRUG WIN51711 TO THE SABIN STRAIN OF TYPE 3 POLIOVIRUS: STRUCTURAL COMPARISON WITH DRUG BINDING IN RHINOVIRUS 14

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

POLIOVIRUS TYPE 3 (SUBUNIT VP1)

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

1piv__assembly_1__model_1

1piv__assembly_1__model_1 | I(q)

1piv__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (7)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

Entity 4 Entity 4 polymer

Polymer Polymer

Source Source

Entity 5 Entity 5 polymer

Polymer Polymer

Source Source

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 non-polymer

6. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (3 domains)

CATH v4.4 (4 domains)

7. Citations (5)