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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：Q386P1 New Search
3PDB entries
3Biological assembly
12chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification 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
8I3Y Crystal structure of ASCT from Trypanosoma brucei in complex with Succinyl-CoA. Deposited 2023-01-18 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 10–492（483 aa）
Chain B 10–492（483 aa）
Chain C 10–492（483 aa）
Chain D 10–492（483 aa）
Not recorded SCA SUCCINYL-COENZYME A × 1 CA CALCIUM ION × 4 SIN SUCCINIC ACID × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.4；293 K；0.05M HEPES-NAOH BUFFER, 18% (W/V) PEG 3350, 0.35M CaCl2
Resolution 2.40 Å R-free 0.251
8I40 Crystal structure of ASCT from Trypanosoma brucei in complex with CoA. Deposited 2023-01-18 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 10–492（483 aa）
Chain B 10–492（483 aa）
Chain C 10–492（483 aa）
Chain D 10–492（483 aa）
Not recorded COA COENZYME A × 2 ACT ACETATE ION × 1 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.4；293 K；0.05M HEPES-NAOH BUFFER PH 7.4, 18% (W/V) PEG 3350, 0.35M CaCl2
Resolution 2.79 Å R-free 0.284
9XMY Crystal structure of ASCT D62N mutant from Trypanosoma brucei in complex with succinyl-CoA and acetylacetone. Deposited 2025-11-11 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–493（493 aa）
Chain B 1–493（493 aa）
Chain C 1–493（493 aa）
Chain D 1–493（493 aa）
Mutation：D62N Mutation：D62N Mutation：D62N Mutation：D62N AAE ACETOACETIC ACID × 2 CA CALCIUM ION × 4 SCA SUCCINYL-COENZYME A × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.4；293 K；0.05M HEPES-NAOH BUFFER, 18% (W/V) PEG 3350, 0.35M CACL2
Resolution 2.60 Å R-free 0.296

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.