9rih

EV-A71 (genotype B2) in complex with 16-2-12D Fab

Method: ELECTRON MICROSCOPY

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

Genome polyprotein

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 6	Genome polyprotein × 1 （E5RPG5） Genome polyprotein × 1 （A0A0E3SXU7） Capsid protein × 1 （A8TPY9） IgG L chain × 1 （S6BGD6） 16-2-12D heavy chain × 1 SPHINGOSINE × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A2L1GIK5_HE71
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–297； UniProt 566–862

Genome polyprotein

OrganismNot specified

UniProt E5RPG5

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 6	Genome polyprotein × 1 （A0A2L1GIK5） Genome polyprotein × 1 （A0A0E3SXU7） Capsid protein × 1 （A8TPY9） IgG L chain × 1 （S6BGD6） 16-2-12D heavy chain × 1 SPHINGOSINE × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	E5RPG5_HE71
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 1–245； UniProt 79–323

Genome polyprotein

OrganismNot specified

UniProt A0A0E3SXU7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 6	Genome polyprotein × 1 （A0A2L1GIK5） Genome polyprotein × 1 （E5RPG5） Capsid protein × 1 （A8TPY9） IgG L chain × 1 （S6BGD6） 16-2-12D heavy chain × 1 SPHINGOSINE × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A0E3SXU7_HE71
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain C； PDBConstruct 1–242； UniProt 324–565

Capsid protein

OrganismNot specified

UniProt A8TPY9

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 6	Genome polyprotein × 1 （A0A2L1GIK5） Genome polyprotein × 1 （E5RPG5） Genome polyprotein × 1 （A0A0E3SXU7） IgG L chain × 1 （S6BGD6） 16-2-12D heavy chain × 1 SPHINGOSINE × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A8TPY9_HE71
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain D； PDBConstruct 1–69； UniProt 1–69

IgG L chain

Homo sapiens

UniProt S6BGD6

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 6	Genome polyprotein × 1 （A0A2L1GIK5） Genome polyprotein × 1 （E5RPG5） Genome polyprotein × 1 （A0A0E3SXU7） Capsid protein × 1 （A8TPY9） 16-2-12D heavy chain × 1 SPHINGOSINE × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	S6BGD6_HUMAN
Isoform	—
PDB entities	5
Chains and sequence ranges	Author chain L； PDBConstruct 1–216； UniProt 20–235

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	9rih
Deposition date deposition_date	2025-06-11
Structure title title	EV-A71 (genotype B2) in complex with 16-2-12D Fab
Keywords keywords	Hand-foot-and-mouth disease, HFMD, enterovirus 71 (EV-A71), Human antibody, VIRUS, 16-2-12D; VIRUS
Experimental Method method	ELECTRON 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.

9rih__assembly_1__model_1

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

Download this curve (.dat)

9rih__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

9rih__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	33.33 Å
Rg (electron density)	32.80 Å
Total Rg	33.44 Å
Atom count	8315
Residues	1076
Excluded volume	147470 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`9rih__assembly_1__model_1`	hexameric （6）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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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	Genome polyprotein
Molecular weight formula_weight	32781.8 kDa
EC 编号 ec_number	3.4.22.29,3.6.1.15,3.4.22.28,2.7.7.48
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	8315

GDRVADMIESSIGNSVSRALTQALPAPTGQNTQVSSHRLDTGEVPALQAAEIGASSNTSDESMIETRCVLNSHSTAETTLDSFFSRAGLVGEIDLPLEGTTNPNGYANWDIDITGYAQMRRKVELFTYMRFDAEFTFVACTPTGQVVPQLLQYMFVPPGAPKPESRESLAWQTATNPSVFVKLTDPPAQVSVPFMSPASAYQWFYDGYPTFGEHKQEKDLEYGACPNNMMGTFSVRTVGSSKSKYALVVRIYMRMKHVRAWIPRPMRNQNYLFKANPNYAGDSIKPTGTSRNAITTL

Entity 2 Entity 2 polymer

Description description	Genome polyprotein
Molecular weight formula_weight	26918.3 kDa
EC 编号 ec_number	3.4.22.29,3.6.1.15,3.4.22.28,2.7.7.48
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

SDRVAQLTIGNSTITTQEAANIIVGYGEWPSYCSDDDATAVDKPTRPDVSVNRFYTLDTKLWEKSSKGWYWKFPDVLTETGVFGQNAQFHYLYRSGFCIHVQCNASKFHQGALLVAILPEYVIGTVAGGTGTEDSHPPYIQTQPGADGFELQHPYVLDAGIPISQLTVCPHQWINLRTNNCATIIVPYMNTLPFDSALNHCNFGLLVVPISPLDFDQGATPVIPITITLAPMCSEFAGLRQAVTQ

Entity 3 Entity 3 polymer

Description description	Genome polyprotein
Molecular weight formula_weight	26540.3 kDa
EC 编号 ec_number	3.4.22.29,3.6.1.15,3.4.22.28,2.7.7.48
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	C

GFPTELKPGTNQFLTTDDGVSAPILPNFHPTPCIHIPGEVRNLLELCQVETILEVNNVPTNATSLMERLRFPVSAQAGKGELCAVFRADPGRDGPWQSTMLGQLCGYYTQWSGSLEVTFMFTGSFMATGKMLIAYTPPGGPLPKDRATAMLGTHVIWDFGLQSSVTLVIPWISNTHYRAHARDGVFDYYTTGLVSIWYQTNYVVPIGAPNTAYIIALAAAQKNFTMKLCKDTSHILQTASIQ

Entity 4 Entity 4 polymer

Description description	Capsid protein
Molecular weight formula_weight	7501.2 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	D

MGSQVSTQRSGSHENSNSATEGSTINYTTINYYKDSYAATAGKQSLKQDPDKFANPVKDIFTEMAAPLK

Entity 5 Entity 5 polymer

Description description	IgG L chain
Molecular weight formula_weight	22835.2 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	L

QSALTQPPSASGTPGQRVTISCSGSSSNIGSNYVFWYRQLPGTAPKLLIYTNNQRPSGVPDRFSGSKSGTSASLAISGLRSEDEADYYCAAWDDSLSGLVFGGGTKLTVLGQPKANPTVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADSSPVKAGVETTTPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTECS

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Homo sapiens

Entity 6 Entity 6 polymer

Description description	16-2-12D heavy chain
Molecular weight formula_weight	26418.5 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	H

QLQLQESGPGLVRPSETLSLTCTVSGGSISTRTYYWGWIRQPPGKGLDWIGIVYYSGITHYNPSLKSRVSISVDTSRNQFSLSLRSVTAADTTVYYCARHASPHCSSTSCYDGPYNKNWYVDLWGPGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCDKHHHHHH

Source Source

Source organism organism	Homo sapiens
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Homo sapiens

Entity 7 Entity 7 non-polymer

Description description	SPHINGOSINE
Molecular weight formula_weight	299.5 kDa
Source method src_method	syn
Copy count entity_count	1

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 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	—

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	—

Resolution resolution	3.100 Å
Low-resolution limit resolution_low	— Å
R factor r_factor	—
R_work r_work	—
R_free r_free	—

Resolution resolution	3.10 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	16774

EV-A71 (genotype B2) in complex with 16-2-12D Fab

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

Genome polyprotein

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Genome polyprotein

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Genome polyprotein

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

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

IgG L chain

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

9rih__assembly_1__model_1

9rih__assembly_1__model_1 | I(q)

9rih__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (7)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 polymer

Polymer Polymer

Entity 4 Entity 4 polymer

Polymer Polymer

Entity 5 Entity 5 polymer

Polymer Polymer

Source Source

Entity 6 Entity 6 polymer

Polymer Polymer

Source Source

Entity 7 Entity 7 non-polymer

7. Citations (1)