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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：Q59310 New Search
13PDB entries
14Biological assembly
14chain/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
2BF6 Atomic Resolution Structure of the bacterial sialidase NanI from Clostridium perfringens in complex with alpha-Sialic Acid (Neu5Ac). Deposited 2004-12-04 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 243–691（449 aa） Fragment：RESIDUES 243-691
Not recorded SIA N-acetyl-alpha-neuraminic acid × 1 CA CALCIUM ION × 2 GOL GLYCEROL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；20 % PEG 3350, 0.2M POTASSIUM NITRATE, pH 7.00
Resolution 0.97 Å R-free 0.133
2VK5 THE STRUCTURE OF CLOSTRIDIUM PERFRINGENS NANI SIALIDASE AND ITS CATALYTIC INTERMEDIATES Deposited 2007-12-17 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 243–694（452 aa） Fragment：CATALYTIC DOMAIN, RESIDUES 243-694
Not recorded GOL GLYCEROL × 2 CA CALCIUM ION × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 0.97 Å R-free 0.126
2VK6 THE STRUCTURE OF CLOSTRIDIUM PERFRINGENS NANI SIALIDASE AND ITS CATALYTIC INTERMEDIATES Deposited 2007-12-17 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 243–694（452 aa） Fragment：CATALYTIC DOMAIN, RESIDUES 243-694
Not recorded CA CALCIUM ION × 1 DAN 2-DEOXY-2,3-DEHYDRO-N-ACETYL-NEURAMINIC ACID × 1 MG MAGNESIUM ION × 4 PG4 TETRAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.50 Å R-free 0.185
2VK7 THE STRUCTURE OF CLOSTRIDIUM PERFRINGENS NANI SIALIDASE AND ITS CATALYTIC INTERMEDIATES Deposited 2007-12-17 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 243–694（452 aa） Fragment：CATALYTIC DOMAIN, RESIDUES 243-694
Not recorded CA CALCIUM ION × 2 FSI 5-acetamido-3,5-dideoxy-3-fluoro-D-erythro-alpha-L-manno-non-2-ulopyranosonic acid × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.20 Å R-free 0.159
2VK7 THE STRUCTURE OF CLOSTRIDIUM PERFRINGENS NANI SIALIDASE AND ITS CATALYTIC INTERMEDIATES Deposited 2007-12-17 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 243–694（452 aa） Fragment：CATALYTIC DOMAIN, RESIDUES 243-694
Not recorded CA CALCIUM ION × 2 FSI 5-acetamido-3,5-dideoxy-3-fluoro-D-erythro-alpha-L-manno-non-2-ulopyranosonic acid × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.20 Å R-free 0.159
8XQL Structure of human class T GPCR TAS2R14-miniGs/gust complex with Aristolochic acid A. Deposited 2024-01-05 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain R 243–694（452 aa）
Not recorded GOQ 8-methoxy-6-nitro-naphtho[1,2-e][1,3]benzodioxole-5-carboxylic acid × 2 CLR CHOLESTEROL × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.99 Å
8XQN Structure of human class T GPCR TAS2R14-DNGi complex with Aristolochic acid A. Deposited 2024-01-05 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain R 243–694（452 aa）
Not recorded GOQ 8-methoxy-6-nitro-naphtho[1,2-e][1,3]benzodioxole-5-carboxylic acid × 1 CLR CHOLESTEROL × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.05 Å
8XQO Structure of human class T GPCR TAS2R14-Gi complex with Aristolochic acid A. Deposited 2024-01-05 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain R 243–694（452 aa）
Not recorded GOQ 8-methoxy-6-nitro-naphtho[1,2-e][1,3]benzodioxole-5-carboxylic acid × 1 CLR CHOLESTEROL × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.77 Å
8XQP Structure of human class T GPCR TAS2R14-Gustducin complex with Aristolochic acid A. Deposited 2024-01-05 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain R 243–694（452 aa）
Not recorded GOQ 8-methoxy-6-nitro-naphtho[1,2-e][1,3]benzodioxole-5-carboxylic acid × 1 CLR CHOLESTEROL × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.29 Å
8XQS Structure of human class T GPCR TAS2R14-DNGi complex with Flufenamic acid. Deposited 2024-01-05 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain R 243–694（452 aa）
Not recorded FLF 2-[[3-(TRIFLUOROMETHYL)PHENYL]AMINO] BENZOIC ACID × 1 CLR CHOLESTEROL × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
8XQT Structure of human class T GPCR TAS2R14-Gi complex. Deposited 2024-01-05 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain R 243–694（452 aa）
Not recorded CLR CHOLESTEROL × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.94 Å
8XVE Cryo-EM structure of ETBR bound with BQ3020 Deposited 2024-01-15 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain R 243–694（452 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
8XVH Cryo-EM structure of ETBR bound with Endothelin1 Deposited 2024-01-15 Assembly 1 Insufficient information Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain R 243–694（452 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.26 Å
8YKY Structure of human class T GPCR TAS2R14-Ggustducin complex with agonist 28.1 Deposited 2024-03-05 Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain R 243–694（452 aa）
Not recorded A1AEI 4-methyl-N-[(2M)-2-(1H-tetrazol-5-yl)phenyl]-6-(trifluoromethyl)pyrimidin-2-amine × 1 CLR CHOLESTEROL × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.99 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.