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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：Q695T7 New Search
21PDB entries
21Biological assembly
36chain/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
6M17 The 2019-nCoV RBD/ACE2-B0AT1 complex Deposited 2020-02-24 Assembly 1 Other combination Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 2–634（633 aa）
Chain C 2–634（633 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 10 LEU LEUCINE × 2 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
6M18 ACE2-B0AT1 complex Deposited 2020-02-25 Assembly 1 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 2–634（633 aa）
Chain C 2–634（633 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 10 3PH 1,2-DIACYL-GLYCEROL-3-SN-PHOSPHATE × 4 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
6M1D ACE2-B0AT1 complex, open conformation Deposited 2020-02-25 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 2–634（633 aa）
Chain C 2–634（633 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.50 Å
7DWX Conformation 1 of S-ACE2-B0AT1 ternary complex Deposited 2021-01-18 Assembly 1 Other combination Heteromer；Protein × 10 PDB declaration: decameric（10） Consistent with protein count
Chain A 2–634（633 aa）
Chain C 2–634（633 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 64 LEU LEUCINE × 2 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 8.30 Å
7V61 ACE2 -Targeting Monoclonal Antibody as Potent and Broad-Spectrum Coronavirus Blocker Deposited 2021-08-18 Assembly 1 Other combination Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain A 2–634（633 aa）
Chain C 2–634（633 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 10 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8I92 ACE2-B0AT1 complex bound with glutamine Deposited 2023-02-06 Assembly 1 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain B 5–609（605 aa）
Chain D 5–609（605 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 10 ZN ZINC ION × 2 GLN GLUTAMINE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8I93 ACE2-B0AT1 complex bound with methionine Deposited 2023-02-06 Assembly 1 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain B 2–633（632 aa）
Chain D 2–633（632 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 10 ZN ZINC ION × 2 MET METHIONINE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
8WBY Cryo-EM structure of ACE2-B0AT1 complex with JX98 Deposited 2023-09-10 Assembly 1 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 2–634（633 aa）
Chain D 2–634（633 aa）
Not recorded WM8 2-(4-chloranyl-3,5-dimethyl-phenoxy)-~{N}-propan-2-yl-ethanamide × 2 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.18 Å
8WBZ Cryo-EM structure of ACE2-B0AT1 complex with JX225 Deposited 2023-09-10 Assembly 1 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 2–634（633 aa）
Chain D 2–634（633 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 6 XF0 2-(4-bromanyl-3-methyl-phenoxy)-~{N}-propyl-ethanamide × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
9KXT Structure of human B0AT1-ACE2 complex with compound1 Deposited 2024-12-07 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 2–634（633 aa）
Not recorded A1L6U 3-(3-bromophenyl)-~{N}-ethyl-propanamide × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
9KXU Structure of human B0AT1-ACE2 complex with compound 2 Deposited 2024-12-07 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 2–634（633 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 A1L6V (~{E})-~{N}-[2-(dimethylamino)-2-oxidanylidene-ethyl]-3-[4-(trifluoromethyl)phenyl]prop-2-enamide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.87 Å
9KXV Structure of human B0AT1-ACE2 complex with compound3 Deposited 2024-12-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 2–634（633 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 A1L6W (~{E})-~{N}-[2-oxidanylidene-2-(3-oxidanylidenepiperazin-1-yl)ethyl]-3-[4-(trifluoromethyl)phenyl]prop-2-enamide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.71 Å
9KXW Structure of human B0AT1-ACE2 Deposited 2024-12-07 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 2–634（633 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NA SODIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.66 Å
9KXX Inward-open Structure of human B0AT1 Deposited 2024-12-07 Assembly 1 Other combination Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 8–620（613 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.77 Å
9KXY Structure of human B0AT1-ACE2 complex with compound1 Deposited 2024-12-07 Assembly 1 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 2–634（633 aa）
Chain C 2–634（633 aa）
Not recorded A1L6U 3-(3-bromophenyl)-~{N}-ethyl-propanamide × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.82 Å
9KXZ Structure of human B0AT1-ACE2 complex with compound1 Deposited 2024-12-07 Assembly 1 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 2–634（633 aa）
Chain C 2–634（633 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 A1L6V (~{E})-~{N}-[2-(dimethylamino)-2-oxidanylidene-ethyl]-3-[4-(trifluoromethyl)phenyl]prop-2-enamide × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.80 Å
9KY0 Structure of human B0AT1-ACE2 complex with compound3 Deposited 2024-12-07 Assembly 1 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 2–634（633 aa）
Chain C 2–634（633 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 A1L6W (~{E})-~{N}-[2-oxidanylidene-2-(3-oxidanylidenepiperazin-1-yl)ethyl]-3-[4-(trifluoromethyl)phenyl]prop-2-enamide × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.68 Å
9KY1 Structure of human B0AT1-ACE2 complex with compound1 Deposited 2024-12-07 Assembly 1 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 2–634（633 aa）
Chain C 2–634（633 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.80 Å
9LSZ Inward-open Structure of human B0AT1 Deposited 2025-02-05 Assembly 1 Other combination Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 8–620（613 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.11 Å
9VA1 Structure of the ACE2-B0AT1 bound with tryptophan Deposited 2025-06-02 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain B 2–634（633 aa）
Chain D 2–634（633 aa）
Not recorded TRP TRYPTOPHAN × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.24 Å
9VA2 Structure of the ACE2-B0AT1 bound with Phenylalanine Deposited 2025-06-02 Assembly 1 Other combination Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain B 2–634（633 aa）
Chain D 2–634（633 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 12 PHE PHENYLALANINE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.87 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.