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1nn8

CryoEM structure of poliovirus receptor bound to poliovirus

Method: ELECTRON MICROSCOPY
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1. Protein Identity and Related Structures Protein Identity & Related Structures

poliovirus receptor

Homo sapiens

UniProt P15151

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 420 coat protein VP1 × 60 （P03300） coat protein VP2 × 60 （P03300） coat protein VP3 × 60 （P03300） coat protein VP4 × 60 （P03300） MYRISTIC ACID × 60 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 7 coat protein VP1 × 1 （P03300） coat protein VP2 × 1 （P03300） coat protein VP3 × 1 （P03300） coat protein VP4 × 1 （P03300） MYRISTIC ACID × 1 Consistent with protein count
3 Protein heterocomplex Heteromer Protein 35 coat protein VP1 × 5 （P03300） coat protein VP2 × 5 （P03300） coat protein VP3 × 5 （P03300） coat protein VP4 × 5 （P03300） MYRISTIC ACID × 5 Consistent with protein count
4 Protein heterocomplex Heteromer Protein 42 coat protein VP1 × 6 （P03300） coat protein VP2 × 6 （P03300） coat protein VP3 × 6 （P03300） coat protein VP4 × 6 （P03300） MYRISTIC ACID × 6 Consistent with protein count
5 Protein heterocomplex Heteromer Protein 7 coat protein VP1 × 1 （P03300） coat protein VP2 × 1 （P03300） coat protein VP3 × 1 （P03300） coat protein VP4 × 1 （P03300） MYRISTIC ACID × 1 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
3uro

1 assemblies

Homodimer
3uro

1 assemblies

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1dgi 1dgi 1dgi 1dgi 1dgi 1nn8 1nn8 1nn8 1nn8 1nn8 3epc 3epc

40 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name PVR_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain R； PDBConstruct 1–302； UniProt 28–329 Author chain S； PDBConstruct 1–302； UniProt 28–329 Author chain T； PDBConstruct 1–302； UniProt 28–329

coat protein VP1

Human poliovirus 1 Mahoney

UniProt P03300

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 420 poliovirus receptor × 180 （P15151） MYRISTIC ACID × 60 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 7 poliovirus receptor × 3 （P15151） MYRISTIC ACID × 1 Consistent with protein count
3 Protein heterocomplex Heteromer Protein 35 poliovirus receptor × 15 （P15151） MYRISTIC ACID × 5 Consistent with protein count
4 Protein heterocomplex Heteromer Protein 42 poliovirus receptor × 18 （P15151） MYRISTIC ACID × 6 Consistent with protein count
5 Protein heterocomplex Heteromer Protein 7 poliovirus receptor × 3 （P15151） MYRISTIC ACID × 1 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1l1n 1l1n 1ra6 1ra7 1raj 1rdr 1tql 2bbp 2ijf 2ily 2ilz 2im0

32 assemblies; showing the first 12

Homodimer
1ng7 2ijd 2ijd

3 assemblies

Homotetramer
1hxs 1hxs 2plv 2plv 5z3q

5 assemblies

Other homooligomers
1hxs 1hxs 1hxs 1hxs 1pov 1pov 1pov 1pov 1pov 1pov 1xyr 1xyr

30 assemblies; showing the first 12

Heteromeric or nucleic-acid complex
1al2 1al2 1al2 1al2 1al2 1al2 1ar6 1ar6 1ar6 1ar6 1ar6 1ar6

181 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name POLH_POL1M
Isoform —
PDB entities 2, 3, 4, 5
Chains and sequence ranges Author chain 1； PDBConstruct 1–302； UniProt 579–880 Author chain 2； PDBConstruct 1–272； UniProt 69–340 Author chain 3； PDBConstruct 1–235； UniProt 341–575 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_id1nn8
Deposition date deposition_date2003-01-13
Structure title titleCryoEM structure of poliovirus receptor bound to poliovirus
Keywords keywordsicosahedral virus, picornavirus, Virus-Receptor COMPLEX; Virus/Receptor
Experimental Method methodELECTRON MICROSCOPY
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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.

1nn8__assembly_1__model_1

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

Download this curve (.dat)

1nn8__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 109 1010 1011 1012 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1nn8__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg（Guinier）0.00 Å
Rg (electron density)163.00 Å
Total Rg163.00 Å
Atom count60
Residues0
Excluded volume14120000 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1nn8__assembly_1__model_1 420-MERIC （420） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 1nn8__assembly_2__model_1 heptameric （7） Excluded — —
Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
3 1 1nn8__assembly_3__model_1 35-meric （35） Excluded — —
Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
4 1 1nn8__assembly_4__model_1 42-meric （42） Excluded — —
Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
5 1 1nn8__assembly_5__model_1 heptameric （7） 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 (6)

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6. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (7 domains)

Domain ID domain_idd1nn81_
Class classi — Low resolution protein structures
Fold Fold foldi.6 — Viruses and virus-receptor complexes
Superfamily Superfamily superfamilyi.6.1 — Viruses and virus-receptor complexes
Family Family familyi.6.1.1 — Viruses and virus-receptor complexes
Domain ID domain_idd1nn82_
Class classi — Low resolution protein structures
Fold Fold foldi.6 — Viruses and virus-receptor complexes
Superfamily Superfamily superfamilyi.6.1 — Viruses and virus-receptor complexes
Family Family familyi.6.1.1 — Viruses and virus-receptor complexes
Domain ID domain_idd1nn83_
Class classi — Low resolution protein structures
Fold Fold foldi.6 — Viruses and virus-receptor complexes
Superfamily Superfamily superfamilyi.6.1 — Viruses and virus-receptor complexes
Family Family familyi.6.1.1 — Viruses and virus-receptor complexes
Domain ID domain_idd1nn84_
Class classi — Low resolution protein structures
Fold Fold foldi.6 — Viruses and virus-receptor complexes
Superfamily Superfamily superfamilyi.6.1 — Viruses and virus-receptor complexes
Family Family familyi.6.1.1 — Viruses and virus-receptor complexes
Domain ID domain_idd1nn8r_
Class classi — Low resolution protein structures
Fold Fold foldi.6 — Viruses and virus-receptor complexes
Superfamily Superfamily superfamilyi.6.1 — Viruses and virus-receptor complexes
Family Family familyi.6.1.1 — Viruses and virus-receptor complexes
Domain ID domain_idd1nn8s_
Class classi — Low resolution protein structures
Fold Fold foldi.6 — Viruses and virus-receptor complexes
Superfamily Superfamily superfamilyi.6.1 — Viruses and virus-receptor complexes
Family Family familyi.6.1.1 — Viruses and virus-receptor complexes
Domain ID domain_idd1nn8t_
Class classi — Low resolution protein structures
Fold Fold foldi.6 — Viruses and virus-receptor complexes
Superfamily Superfamily superfamilyi.6.1 — Viruses and virus-receptor complexes
Family Family familyi.6.1.1 — Viruses and virus-receptor complexes
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7. Citations (1)