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5w6u

Crystal structure of the A/Puerto Rico/8/1934 (H1N1) influenza virus hemagglutinin in complex with cyclic peptide CP121068 (P2)

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Hemagglutinin

Influenza A virus (strain A/Puerto Rico/8/1934 H1N1)

UniProt P03452

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Other combination Heteromer Protein 9 其他Polymer 3 ACE-ARG-ORN-LEU-GLU-TYR-PHE-GLU-TRP-LEU-SER-BAL × 3 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 3 2-acetamido-2-deoxy-beta-D-glucopyranose × 9 water × 9 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
5vli 5w5s 5w5u 5w6i 5w6r 5w6r 5w6t 5w6u 6wcr 8sd2 8sd4 8vql

24 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name HEMA_I34A1
Isoform —
PDB entities 1, 2
Chains and sequence ranges Author chain A； PDBConstruct 1–326； UniProt 18–343 Author chain B； PDBConstruct 1–176； UniProt 344–519

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_id5w6u
Deposition date deposition_date2017-06-16
Structure title titleCrystal structure of the A/Puerto Rico/8/1934 (H1N1) influenza virus hemagglutinin in complex with cyclic peptide CP121068 (P2)
Keywords keywordsGlycoprotein, Ectodomain, N-glycosylation, VIRAL PROTEIN; VIRAL PROTEIN
Experimental Method methodX-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.

5w6u__assembly_1__model_1

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

Download this curve (.dat)

5w6u__assembly_1__model_1 | I(q)

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

5w6u__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）42.43 Å
Rg (electron density)41.86 Å
Total Rg41.98 Å
Atom count12288
Residues1506
Excluded volume216910 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 5w6u__assembly_1__model_1 nonameric （9） 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 (6)

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6. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

Domain ID domain_id5w6uA01
Class class2 — Mainly Beta
Architecture architecture10 — Ribbon
Topology topology77 — Hemagglutinin; Chain A, domain 2
Homologous superfamily homologous superfamily10 — Hemagglutinin Chain A, Domain 2
Domain ID domain_id5w6uA02
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology209 — Hemagglutinin (Ha1 Chain); Chain: A; domain 1
Homologous superfamily homologous superfamily20 — Haemagglutinin, alpha/beta domain, HA1 chain
Domain ID domain_id5w6uB00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology20 — Hemagglutinin Ectodomain; Chain B
Homologous superfamily homologous superfamily10 —
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7. Citations (1)