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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：Q8R0I0 New Search
21PDB entries
21Biological assembly
25chain/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
7FDK SARS-COV-2 Spike RBDMACSp36 binding to mACE2 Deposited 2021-07-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–615（615 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 3 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.69 Å
7WRH Cryo-EM structure of SARS-CoV-2 Omicron BA.1 spike protein in complex with mouse ACE2 Deposited 2022-01-26 Assembly 1 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain D 18–615（598 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 23 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.66 Å
7WRI Cryo-EM structure of SARS-CoV-2 Omicron spike receptor-binding domain in complex with mouse ACE2 Deposited 2022-01-26 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 18–615（598 aa）
Not recorded ZN ZINC ION × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.03 Å
7XO4 SARS-CoV-2 Omicron BA.1 Variant Spike Trimer with two mouse ACE2 Bound Deposited 2022-04-30 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain D 1–805（805 aa）
Chain E 1–805（805 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 39 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.24 Å
7XO5 SARS-CoV-2 Omicron BA.1 Variant Spike Trimer with one mouse ACE2 Bound Deposited 2022-05-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain D 1–805（805 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 37 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.13 Å
7XO6 SARS-CoV-2 Omicron BA.1 Variant RBD with mouse ACE2 Bound Deposited 2022-05-01 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 1–805（805 aa）
Not recorded ZN ZINC ION × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
7XOA SARS-CoV-2 Omicron BA.2 Variant Spike Trimer with one mouse ACE2 Bound Deposited 2022-05-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain D 1–805（805 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 34 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
7XOB SARS-CoV-2 Omicron BA.2 Variant Spike Trimer with two mouse ACE2 Bound Deposited 2022-05-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain D 1–805（805 aa）
Chain E 1–805（805 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 37 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
7XOC SARS-CoV-2 Omicron BA.2 Variant RBD complexed with mouse ACE2 Deposited 2022-05-01 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 1–805（805 aa）
Not recorded ZN ZINC ION × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
7YVU Cryo-EM structure of SARS-CoV-2 Omicron BA.2 RBD in complex with mouse ACE2 (local refinement) Deposited 2022-08-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 19–614（596 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 3 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8AQT Beta SARS-CoV-2 Spike bound to mouse ACE2 (local) Deposited 2022-08-13 Assembly 1 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 19–615（597 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.40 Å
8AQU BA.1 SARS-CoV-2 Spike bound to mouse ACE2 (local) Deposited 2022-08-13 Assembly 1 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 19–615（597 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.22 Å
8AQV BA.2.12.1 SARS-CoV-2 Spike bound to mouse ACE2 (local) Deposited 2022-08-13 Assembly 1 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 19–615（597 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.96 Å
8AQW BA.4/5 SARS-CoV-2 Spike bound to mouse ACE2 (local) Deposited 2022-08-13 Assembly 1 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 19–615（597 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
8DM7 Cryo-EM structure of SARS-CoV-2 Omicron BA.2 spike protein in complex with mouse ACE2 Deposited 2022-07-08 Assembly 1 Other combination Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain D 1–615（615 aa）
Chain E 1–615（615 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 25 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.49 Å
8DM8 Cryo-EM structure of SARS-CoV-2 Omicron BA.2 spike protein in complex with mouse ACE2 (focused refinement of RBD and ACE2) Deposited 2022-07-08 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 1–615（615 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 3 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.68 Å
8DM9 Cryo-EM structure of SARS-CoV-2 Omicron BA.1 spike protein in complex with mouse ACE2 Deposited 2022-07-08 Assembly 1 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain D 1–615（615 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 26 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.56 Å
8DMA Cryo-EM structure of SARS-CoV-2 Omicron BA.1 spike protein in complex with mouse ACE2 (focused refinement of RBD and ACE2) Deposited 2022-07-08 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 1–615（615 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 3 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.79 Å
8VKL Cryo-EM structure of SARS-CoV-2 XBB.1.5 spike protein in complex with mouse ACE2 (conformation 2) Deposited 2024-01-09 Assembly 1 Other combination Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain D 1–615（615 aa）
Chain F 1–615（615 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 21 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.91 Å
8VKM Cryo-EM structure of SARS-CoV-2 XBB.1.5 spike protein in complex with mouse ACE2 (conformation 1) Deposited 2024-01-09 Assembly 1 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain D 1–615（615 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 21 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.83 Å
8VKN Cryo-EM structure of SARS-CoV-2 XBB.1.5 spike protein in complex with mouse ACE2 (focused refinement of RBD and mouse ACE2) Deposited 2024-01-09 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 1–615（615 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.93 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.