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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：P05095 New Search
5PDB entries
6Biological assembly
8chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion Different experimental method 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
1G8X STRUCTURE OF A GENETICALLY ENGINEERED MOLECULAR MOTOR Deposited 2000-11-21 Assembly 1 Insufficient information Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 266–503（238 aa） Fragment：MYOSIN II HEAVY CHAIN, MOTOR DOMAIN RESIDUES 1-761, AND ALPHA-ACTININ 3, REPEATS 1 AND 2 RESIDUES 765-1002
Chain B 266–503（238 aa） Fragment：MYOSIN II HEAVY CHAIN, MOTOR DOMAIN RESIDUES 1-761, AND ALPHA-ACTININ 3, REPEATS 1 AND 2 RESIDUES 765-1002
Mutation：ARG238GLU Mutation：ARG238GLU MG MAGNESIUM ION × 2 ADP ADENOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.2；280 K；12% PEGM 5000; 170 mM NaCl; 50 mM HEPES (NaOH) pH 7.2; 5 mM MgCl2; 5 mM DTT; 0.5 mM EGTA; and 2% 2-methyl-1,3-propanediol, at 280 K, VAPOR DIFFUSION, SITTING DROP
Resolution 2.80 Å R-free 0.290
4PD3 Crystal Structure of Rigor-Like Human Nonmuscle Myosin-2B Deposited 2014-04-17 Assembly 1 Insufficient information Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 265–502（238 aa） Fragment：UNP P35580 residues 1-782, UNP P05095 residues 265-502
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions EVAPORATION；pH 7.5；291.15 K；10% PEG-6000, 0.1 M Tris pH 7.5
Resolution 2.84 Å R-free 0.288
4PD3 Crystal Structure of Rigor-Like Human Nonmuscle Myosin-2B Deposited 2014-04-17 Assembly 2 Insufficient information Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 265–502（238 aa） Fragment：UNP P35580 residues 1-782, UNP P05095 residues 265-502
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions EVAPORATION；pH 7.5；291.15 K；10% PEG-6000, 0.1 M Tris pH 7.5
Resolution 2.84 Å R-free 0.288
5I4E Crystal Structure of Human Nonmuscle Myosin 2C motor domain Deposited 2016-02-11 Assembly 1 Insufficient information Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 265–489（225 aa） Fragment：UNP residues 265-489,UNP residues 265-489
Not recorded AOV ADP ORTHOVANADATE × 1 MG MAGNESIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；281.15 K；TRIS PH 8.2, PEG 5K MME, MPD, NACL.
Resolution 2.25 Å R-free 0.241
5JLH Cryo-EM structure of a human cytoplasmic actomyosin complex at near-atomic resolution Deposited 2016-04-27 Assembly 1 Insufficient information Heteromer；Protein × 11 PDB declaration: undecameric（11） Consistent with protein count
Chain F 265–502（238 aa）
Chain G 265–502（238 aa）
Not recorded ADP ADENOSINE-5'-DIPHOSPHATE × 5 MG MAGNESIUM ION × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；5 mM Tris-HCl pH 7.5, 1 mM DTT, 100 mM KCl, and 2 mM MgCl2
cryo-EM vitrification conditions Cryogen ETHANE；Sample (2 uL of F-actin-tropomyosin solution) was applied to a glow-discharged holey carbon grid, incubated for 20 s and manually blotted from the backside for less than a second with filter paper. Afterwards 1.5 uL of myosin solution (3 uM without nucleotide) were added directly on the grid, incubated for 10 s and then manually blotted for 5 s from the backside with filter paper.
Resolution 3.90 Å
9IHL Crystal Structure of the Human Nonmuscle Myosin 2A Motor Domain Deposited 2025-02-21 Assembly 1 Insufficient information Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 265–502（238 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；291 K；16% PEG3350, 240 mM Sodium thiocyanate
Resolution 2.02 Å R-free 0.259

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.