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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：Q9NYP9 New Search
3PDB entries
7Biological assembly
13chain/assembly records
Main Difference Dimensions in This Set
Different construct 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
7SFY Crystal structure of human Mis18ab_cc Deposited 2021-10-04 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 191–233（43 aa）
Chain B 191–233（43 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；295.15 K；Magnesium acetate, PEG 3350
Resolution 2.50 Å R-free 0.280
7SFY Crystal structure of human Mis18ab_cc Deposited 2021-10-04 Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain D 191–233（43 aa）
Chain E 191–233（43 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；295.15 K；Magnesium acetate, PEG 3350
Resolution 2.50 Å R-free 0.280
7SFZ Crystal structure of Mis18a-yippee domain Deposited 2021-10-04 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 77–190（114 aa）
Chain B 77–190（114 aa）
Not recorded ZN ZINC ION × 2 SO4 SULFATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；295.15 K；Ammonium sulfate, PEG 400, HEPES
Resolution 3.00 Å R-free 0.250
7SFZ Crystal structure of Mis18a-yippee domain Deposited 2021-10-04 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 77–190（114 aa）
Chain D 77–190（114 aa）
Not recorded ZN ZINC ION × 2 SO4 SULFATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；295.15 K；Ammonium sulfate, PEG 400, HEPES
Resolution 3.00 Å R-free 0.250
7SFZ Crystal structure of Mis18a-yippee domain Deposited 2021-10-04 Assembly 3 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain E 77–190（114 aa）
Chain F 77–190（114 aa）
Not recorded ZN ZINC ION × 2 SO4 SULFATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；295.15 K；Ammonium sulfate, PEG 400, HEPES
Resolution 3.00 Å R-free 0.250
7SFZ Crystal structure of Mis18a-yippee domain Deposited 2021-10-04 Assembly 4 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain G 77–190（114 aa）
Chain H 77–190（114 aa）
Not recorded ZN ZINC ION × 2 SO4 SULFATE ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；295.15 K；Ammonium sulfate, PEG 400, HEPES
Resolution 3.00 Å R-free 0.250
8S30 Crystal structure of human PLK1 Polo-Box Domain in complex with Mis18 Deposited 2024-02-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 49–55（7 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；291 K；0.09 M Halogen mix (NaF, NaBr, NaI), 0.1 M buffer system 2 (Sodium HEPES and MOPS) (pH7.5), 37% precipitant mix MPD_P1K_P3350 (MPD (racemic), PEG 1K, PEG 3350)
Resolution 1.94 Å R-free 0.271

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.