9N7V | pdb_00009n7v

H1 hemagglutinin (A/Michigan/45/2015) in complex with anchor-targeting Fab ST4

PDB DOI: https://doi.org/10.2210/pdb9N7V/pdb
EM Map EMD-49100: EMDB EMDataResource

Classification: VIRAL PROTEIN/IMMUNE SYSTEM
Organism(s): Homo sapiens, Influenza A virus
Expression System: Homo sapiens
Mutation(s): No

Deposited: 2025-02-06 Released: 2026-02-18
Deposition Author(s): Brouwer, P.J.M., Loeffler, J.R., Ferguson, J.A., Rodriguez, A.J., Han, J., Ward, A.B.
Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.15 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

This is version 1.0 of the entry. See complete history.

Literature

Individualized IG genotyping coupled with high throughput isolation of influenza HA-specific monoclonal antibodies

Fisher, A., Corcoran, M., Chernyshev, M., Brouwer, P.J.M., Gillespie, R., Nicoletto, A., Loeffler, J.R., Ferguson, J.A., Rodriguez, A.J., Narang, S., Adori, M., Angeletti, D., van Gils, M.J., Castro Dopico, X., Kanekiyo, M., Ward, A.B., Han, J., Karlsson Hedestam, G.B.

To be published.

Macromolecule Content

Total Structure Weight: 220.97 kDa
Atom Count: 13,536
Modeled Residue Count: 1,667
Deposited Residue Count: 1,924
Unique protein chains: 4

Macromolecules

Find similar proteins by:

| 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ST4 Heavy Chain Fab	A [auth H]	123	Homo sapiens	Mutation(s): 0

Find similar proteins by:

| 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
ST4 Light Chain Fab	B [auth L]	109	Homo sapiens	Mutation(s): 0

Find similar proteins by:

| 3D Structure

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
H1 HA1	C [auth A], E [auth C], G [auth B]	344	Influenza A virus	Mutation(s): 0

Find similar proteins by:

| 3D Structure

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
H1 HA2	D [auth a], F [auth c], H [auth b]	220	Influenza A virus	Mutation(s): 0

Oligosaccharides

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Entity ID: 5
Molecule	Chains	Length	2D Diagram	Glycosylation	D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	I [auth D], K [auth F]	2		N-Glycosylation	Interactions Focus chain I [auth D] Focus chain K [auth F] Interactions & Density Focus chain I [auth D] Focus chain K [auth F]
Glycosylation Resources
GlyTouCan: G42666HT GlyCosmos: G42666HT GlyGen: G42666HT

Entity ID: 6
Molecule	Chains	Length	2D Diagram	Glycosylation	D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose	J [auth E]	3		N-Glycosylation	Interactions Focus chain J [auth E] Interactions & Density Focus chain J [auth E]
Glycosylation Resources
GlyTouCan: G21290RB GlyCosmos: G21290RB GlyGen: G21290RB

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
NAG Query on NAG Download:Ideal Coordinates CCD File SDF format, chain AA [auth B] SDF format, chain CA [auth b] SDF format, chain L [auth A] SDF format, chain M [auth A] SDF format, chain P [auth a] SDF format, chain R [auth C] SDF format, chain T [auth C] SDF format, chain X [auth B] SDF format, chain Y [auth B] SDF format, chain Z [auth B] SDF format, chain W [auth B] SDF format, chain V [auth c] SDF format, chain U [auth C] SDF format, chain S [auth C] SDF format, chain Q [auth C] SDF format, chain O [auth A] SDF format, chain N [auth A] SDF format, chain BA [auth B] MOL2 format, chain AA [auth B] MOL2 format, chain CA [auth b] MOL2 format, chain L [auth A] MOL2 format, chain M [auth A] MOL2 format, chain P [auth a] MOL2 format, chain R [auth C] MOL2 format, chain T [auth C] MOL2 format, chain X [auth B] MOL2 format, chain Y [auth B] MOL2 format, chain Z [auth B] MOL2 format, chain W [auth B] MOL2 format, chain V [auth c] MOL2 format, chain U [auth C] MOL2 format, chain S [auth C] MOL2 format, chain Q [auth C] MOL2 format, chain O [auth A] MOL2 format, chain N [auth A] MOL2 format, chain BA [auth B] mmCIF format, chain AA [auth B] mmCIF format, chain CA [auth b] mmCIF format, chain L [auth A] mmCIF format, chain M [auth A] mmCIF format, chain P [auth a] mmCIF format, chain R [auth C] mmCIF format, chain T [auth C] mmCIF format, chain X [auth B] mmCIF format, chain Y [auth B] mmCIF format, chain Z [auth B] mmCIF format, chain W [auth B] mmCIF format, chain V [auth c] mmCIF format, chain U [auth C] mmCIF format, chain S [auth C] mmCIF format, chain Q [auth C] mmCIF format, chain O [auth A] mmCIF format, chain N [auth A] mmCIF format, chain BA [auth B]	AA [auth B] BA [auth B] CA [auth b] L [auth A] M [auth A] AA [auth B], BA [auth B], CA [auth b], L [auth A], M [auth A], N [auth A], O [auth A], P [auth a], Q [auth C], R [auth C], S [auth C], T [auth C], U [auth C], V [auth c], W [auth B], X [auth B], Y [auth B], Z [auth B]	2-acetamido-2-deoxy-beta-D-glucopyranose C₈ H₁₅ N O₆ OVRNDRQMDRJTHS-FMDGEEDCSA-N		Interactions Focus chain AA [auth B] Focus chain BA [auth B] Focus chain CA [auth b] Focus chain L [auth A] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain P [auth a] Focus chain Q [auth C] Focus chain R [auth C] Focus chain S [auth C] Focus chain T [auth C] Focus chain U [auth C] Focus chain V [auth c] Focus chain W [auth B] Focus chain X [auth B] Focus chain Y [auth B] Focus chain Z [auth B] Interactions & Density Focus chain AA [auth B] Focus chain BA [auth B] Focus chain CA [auth b] Focus chain L [auth A] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain P [auth a] Focus chain Q [auth C] Focus chain R [auth C] Focus chain S [auth C] Focus chain T [auth C] Focus chain U [auth C] Focus chain V [auth c] Focus chain W [auth B] Focus chain X [auth B] Focus chain Y [auth B] Focus chain Z [auth B]