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Protein Structures and Oligomeric States

Enter a protein name, UniProt accession or PDB ID. Name searches ask you to confirm the protein identity before related structures are queried.

Current Protein Identity：Q401N2 New Search
9PDB entries
9Biological assembly
45chain/assembly records
Main Difference Dimensions in This Set
Different mutation/modification Different assembly state Different ligand/ion Different experimental conditions Different structure-quality metrics

Difference tags compare only the current result set; every original PDB and assembly record remains separate.

Related-Structure Differences

Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.

PDB Entry Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Experimental Method Experimental Conditions Structure Quality
8YX6 Structure of a Cys-loop Receptor in Zinc Binding State Deposited 2024-04-02 Assembly 1 Other combination Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 1–412（412 aa）
Chain B 1–412（412 aa）
Chain C 1–412（412 aa）
Chain D 1–412（412 aa）
Chain E 1–412（412 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 ZN ZINC ION × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8YX7 Structure of a Cys-loop Receptor under Acidic Condition Deposited 2024-04-02 Assembly 1 Other combination Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 1–412（412 aa）
Chain B 1–412（412 aa）
Chain C 1–412（412 aa）
Chain D 1–412（412 aa）
Chain E 1–412（412 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.80 Å
8YX8 Structure of a Cys-loop Receptor in Apo State Deposited 2024-04-02 Assembly 1 Other combination Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 1–412（412 aa）
Chain B 1–412（412 aa）
Chain C 1–412（412 aa）
Chain D 1–412（412 aa）
Chain E 1–412（412 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.80 Å
9LET Cryo-EM structure of human ZAC in zinc Binding State Deposited 2025-01-07 Assembly 1 Insufficient information Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 1–412（412 aa）
Chain B 1–412（412 aa）
Chain C 1–412（412 aa）
Chain D 1–412（412 aa）
Chain E 1–412（412 aa）
Mutation：A152T Mutation：A152T Mutation：A152T Mutation：A152T Mutation：A152T ZN ZINC ION × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.62 Å
9LEU Cryo-EM structure of human ZAC with A152 mutant in zinc binding state Deposited 2025-01-07 Assembly 1 Insufficient information Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 1–412（412 aa）
Chain B 1–412（412 aa）
Chain C 1–412（412 aa）
Chain D 1–412（412 aa）
Chain E 1–412（412 aa）
Mutation：A152T Mutation：A152T Mutation：A152T Mutation：A152T Mutation：A152T ZN ZINC ION × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.63 Å
9LEV Cryo-EM structure of human ZAC in nanodisc in apo state Deposited 2025-01-07 Assembly 1 Insufficient information Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 1–412（412 aa）
Chain B 1–412（412 aa）
Chain C 1–412（412 aa）
Chain D 1–412（412 aa）
Chain E 1–412（412 aa）
Mutation：A152T Mutation：A152T Mutation：A152T Mutation：A152T Mutation：A152T No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.35 Å
9LEX Cryo-EM structure of human ZAC in zinc partially binding state in nanodisc Deposited 2025-01-07 Assembly 1 Insufficient information Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 1–412（412 aa）
Chain B 1–412（412 aa）
Chain C 1–412（412 aa）
Chain D 1–412（412 aa）
Chain E 1–412（412 aa）
Mutation：A152T Mutation：A152T Mutation：A152T Mutation：A152T Mutation：A152T ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.85 Å
9LEY Cryo-EM structure of human ZAC in complex with d-tubocurarine Deposited 2025-01-07 Assembly 1 Insufficient information Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 1–412（412 aa）
Chain B 1–412（412 aa）
Chain C 1–412（412 aa）
Chain D 1–412（412 aa）
Chain E 1–412（412 aa）
Mutation：A152T Mutation：A152T Mutation：A152T Mutation：A152T Mutation：A152T TC9 D-TUBOCURARINE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9LEZ Cryo-EM structure of human ZAC in complex with N-(4-(tert-butyl)thiazol-2-yl)-3-fluorobenzamide (TTFB) Deposited 2025-01-07 Assembly 1 Insufficient information Homooligomer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain A 1–412（412 aa）
Chain B 1–412（412 aa）
Chain C 1–412（412 aa）
Chain D 1–412（412 aa）
Chain E 1–412（412 aa）
Mutation：A152T Mutation：A152T Mutation：A152T Mutation：A152T Mutation：A152T A1EKJ ~{N}-(4-~{tert}-butyl-1,3-thiazol-2-yl)-3-fluoranyl-benzamide × 5 ZN ZINC ION × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.54 Å

This page presents structural evidence recorded in PDB/mmCIF.“No recorded non-water small molecule” does not prove that the experimental sample was ligand-free; experimental conditions belong to the PDB experiment, while ligands and copy counts are shown for each biological assembly.