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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：B2J981 New Search
13PDB entries
13Biological assembly
42chain/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
5HJF The apo form of Dps4 from Nostoc punctiforme Deposited 2016-01-13 Assembly 1 Protein homooligomer Homooligomer；Protein × 12 PDB declaration: dodecameric（12） Consistent with protein count
Chain A 1–182（182 aa）
Chain B 1–182（182 aa）
Chain C 1–182（182 aa）
Chain D 1–182（182 aa）
Mutation：S2A Mutation：S2A Mutation：S2A Mutation：S2A No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；25% SOKALAN HP 66, 0.1 M HEPES pH 7.0 and 0.2 M NaOAc
Resolution 1.59 Å R-free 0.146
5HJH Dps4 from Nostoc punctiforme in complex with Fe ions Deposited 2016-01-13 Assembly 1 Protein homooligomer Homooligomer；Protein × 12 PDB declaration: dodecameric（12） Consistent with protein count
Chain A 5–182（178 aa）
Chain B 5–182（178 aa）
Chain C 5–182（178 aa）
Chain D 5–182（178 aa）
Not recorded FE FE (III) ION × 24 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；25% SOKALAN HP 66, 0.1 M HEPES pH 7.0 and 0.2 M NaOAc
Resolution 1.88 Å R-free 0.193
5I4J Dps4 from Nostoc punctiforme in complex with Zn ions Deposited 2016-02-12 Assembly 1 Protein homooligomer Homooligomer；Protein × 12 PDB declaration: dodecameric（12） Consistent with protein count
Chain A 6–182（177 aa）
Chain B 6–182（177 aa）
Chain C 6–182（177 aa）
Chain D 6–182（177 aa）
Not recorded ZN ZINC ION × 12 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7；291 K；25% SOKALAN HP 66, 0.1M HEPES pH 7.0 and 0.2M NaOAc,
Resolution 2.39 Å R-free 0.214
7RZQ Cryo-EM structure of the SARS-CoV-2 HR1HR2 fusion core complex Deposited 2021-08-27 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 5–178（174 aa）
Chain B 5–178（174 aa）
Chain C 5–178（174 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.09 Å
7RZR Cryo-EM structure of the SARS-CoV-2 HR1HR2 fusion core complex with D936Y mutation Deposited 2021-08-27 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 5–178（174 aa）
Chain B 5–178（174 aa）
Chain C 5–178（174 aa）
Mutation：D936Y Mutation：D936Y Mutation：D936Y No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.27 Å
7RZS Cryo-EM structure of the SARS-CoV-2 HR1HR2 fusion core complex with L938F mutation Deposited 2021-08-27 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 5–178（174 aa）
Chain B 5–178（174 aa）
Chain C 5–178（174 aa）
Mutation：L938F Mutation：L938F Mutation：L938F No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.52 Å
7RZT Cryo-EM structure of the SARS-CoV-2 HR1HR2 fusion core complex with S940F mutation Deposited 2021-08-27 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 5–178（174 aa）
Chain B 5–178（174 aa）
Chain C 5–178（174 aa）
Mutation：S940F Mutation：S940F Mutation：S940F No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.35 Å
7RZU Cryo-EM structure of the SARS-CoV-2 HR1HR2 fusion core complex with A942S mutation Deposited 2021-08-27 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 5–178（174 aa）
Chain B 5–178（174 aa）
Chain C 5–178（174 aa）
Mutation：A942S Mutation：A942S Mutation：A942S No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.30 Å
7RZV Cryo-EM structure of the SARS-CoV-2 HR1HR2 fusion core complex with V1176F mutation Deposited 2021-08-27 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 5–178（174 aa）
Chain B 5–178（174 aa）
Chain C 5–178（174 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.11 Å
7TIK Structure of the SARS-CoV-2 Omicron spike post-fusion bundle Deposited 2022-01-13 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 4–178（175 aa）
Chain B 4–178（175 aa）
Chain C 4–178（175 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.40 Å
8CZI Cryo-EM structure of the SARS-CoV-2 HR1HR2 fusion core complex with extended HR2 Deposited 2022-05-24 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 5–178（174 aa）
Chain B 5–178（174 aa）
Chain C 5–178（174 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.22 Å
8FA1 Cryo-EM structure of the SARS-CoV-2 HR1HR2 fusion core complex with N969K mutation Deposited 2022-11-25 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 4–178（175 aa）
Chain B 4–178（175 aa）
Chain C 4–178（175 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.51 Å
8FA2 Cryo-EM structure of the SARS-CoV-2 Omicron HR1-42G complex Deposited 2022-11-25 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 5–178（174 aa）
Chain B 5–178（174 aa）
Chain C 5–178（174 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.82 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.