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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：S8FEB8 New Search
1PDB entries
1Biological assembly
7chain/assembly records
Main Difference Dimensions in This Set
No difference found in parsed fields

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
9Y9Z Cryo-EM structure of conoid fiber from Toxoplasma gondii (24-nm repeat) Deposited 2025-09-15 Assembly 1 Protein heterocomplex Heteromer；Protein × 378 PDB declaration: 378-meric（378） Consistent with protein count
Chain J1 1–871（871 aa）
Chain J2 1–871（871 aa）
Chain J3 1–871（871 aa）
Chain J4 1–871（871 aa）
Chain J5 1–871（871 aa）
Chain J6 1–871（871 aa）
Chain J7 1–871（871 aa）
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 63 MG MAGNESIUM ION × 54 GDP GUANOSINE-5'-DIPHOSPHATE × 57 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.14 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.