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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：P08590 New Search
3PDB entries
3Biological assembly
22chain/assembly records
Main Difference Dimensions in This Set
Different construct 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
5TBY HUMAN BETA CARDIAC HEAVY MEROMYOSIN INTERACTING-HEADS MOTIF OBTAINED BY HOMOLOGY MODELING (USING SWISS-MODEL) OF HUMAN SEQUENCE FROM APHONOPELMA HOMOLOGY MODEL (PDB-3JBH), RIGIDLY FITTED TO HUMAN BETA-CARDIAC NEGATIVELY STAINED THICK FILAMENT 3D-RECONSTRUCTION (EMD-2240) Deposited 2016-09-13 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain C 1–195（195 aa）
Chain D 1–195（195 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE；PLUNGING IN A LIQUID ETHANE COOLED BY LIQUID NITROGEN. BLOTTING WAS PERFORMED FROM ONE SIDE OF THE GRID TILL A THIN SAMPLE FILM ON IT USING WHATMAN NO. 42 FILTER PAPER, THEN THE GRID WAS IMMEDIATELY PLUNGED UNDER GRAVITY INTO LIQUID ETHANE COOLED BY LIQUID NITROGEN. GRIDS WERE STORED UNDER LIQUID NITROGEN.
Resolution 20.00 Å
8ACT structure of the human beta-cardiac myosin folded-back off state Deposited 2022-07-06 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain C 39–195（157 aa）
Chain D 39–195（157 aa）
Not recorded ADP ADENOSINE-5'-DIPHOSPHATE × 2 PO4 PHOSPHATE ION × 2 MG MAGNESIUM ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.60 Å
8G4L Cryo-EM structure of the human cardiac myosin filament Deposited 2023-02-10 Assembly 1 Protein heterocomplex Heteromer；Protein × 123 PDB declaration: 123-meric（123） Consistent with protein count
Chain AE 1–195（195 aa）
Chain AF 1–195（195 aa）
Chain BE 1–195（195 aa）
Chain BF 1–195（195 aa）
Chain E 1–195（195 aa）
Chain F 1–195（195 aa）
Chain a 1–195（195 aa）
Chain aa 1–195（195 aa）
Chain ab 1–195（195 aa）
Chain ag 1–195（195 aa）
Chain ah 1–195（195 aa）
Chain b 1–195（195 aa）
Chain ba 1–195（195 aa）
Chain bb 1–195（195 aa）
Chain bg 1–195（195 aa）
Chain bh 1–195（195 aa）
Chain g 1–195（195 aa）
Chain h 1–195（195 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 6.8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.40 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.