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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：P00508 New Search
15PDB entries
15Biological assembly
23chain/assembly records
Main Difference Dimensions in This Set
Different mutation/modification Different ligand/ion 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
1AKA STRUCTURAL BASIS FOR THE CATALYTIC ACTIVITY OF ASPARTATE AMINOTRANSFERASE K258H LACKING ITS PYRIDOXAL-5'-PHOSPHATE-BINDING LYSINE RESIDUE Deposited 1994-02-28 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Chain B 23–423（401 aa）
Mutation：K272H Mutation：K272H PLP PYRIDOXAL-5'-PHOSPHATE × 1 PO4 PHOSPHATE ION × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.10 Å
1AKB STRUCTURAL BASIS FOR THE CATALYTIC ACTIVITY OF ASPARTATE AMINOTRANSFERASE K258H LACKING ITS PYRIDOXAL-5'-PHOSPHATE-BINDING LYSINE RESIDUE Deposited 1994-02-28 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Mutation：K250H PPD 2-[(3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHYLENE)-AMINO]-SUCCINIC ACID × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.30 Å
1AKC Structural basis for the catalytic activity of aspartate aminotransferase K258H lacking its pyridoxal-5'-phosphate-binding lysine residue Deposited 1994-02-28 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Not recorded PPE 4-[(1,3-DICARBOXY-PROPYLAMINO)-METHYL]-3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDINIUM × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.30 Å
1AMA DOMAIN CLOSURE IN MITOCHONDRIAL ASPARTATE AMINOTRANSFERASE Deposited 1992-02-05 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Not recorded PLA 2-[(3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHYL)-AMINO]-2-METHYL-SUCCINIC ACID × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.30 Å
1IVR STRUCTURE OF ASPARTATE AMINOTRANSFERASE Deposited 1996-10-11 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Not recorded CBA N-PYRIDOXYL-2,3-DIHYDROXYASPARTIC ACID-5-MONOPHOSPHATE × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.40 Å
1MAP CRYSTAL STRUCTURES OF TRUE ENZYMATIC REACTION INTERMEDIATES: ASPARTATE AND GLUTAMATE KETIMINES IN ASPARTATE AMINOTRANSFERASE Deposited 1993-09-10 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Not recorded KET 2-[(3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHYLENE)-AMINO]-SUCCINIC ACID × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.40 Å
1MAQ CRYSTAL STRUCTURES OF TRUE ENZYMATIC REACTION INTERMEDIATES: ASPARTATE AND GLUTAMATE KETIMINES IN ASPARTATE AMINOTRANSFERASE Deposited 1993-09-10 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Not recorded PGU N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-glutamic acid × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.30 Å
1OXO ASPARTATE AMINOTRANSFERASE, H-ASP COMPLEX, OPEN CONFORMATION Deposited 1995-12-23 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Chain B 23–423（401 aa）
Not recorded IK2 4'-DEOXY-4'-ACETYLYAMINO-PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.30 Å
1OXP ASPARTATE AMINOTRANSFERASE, H-ASP COMPLEX, CLOSED CONFORMATION Deposited 1995-12-23 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Not recorded IK2 4'-DEOXY-4'-ACETYLYAMINO-PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.50 Å
1TAR CRYSTALLINE MITOCHONDRIAL ASPARTATE AMINOTRANSFERASE EXISTS IN ONLY TWO CONFORMATIONS Deposited 1993-10-04 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Chain B 23–423（401 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.20 Å
1TAS CRYSTALLINE MITOCHONDRIAL ASPARTATE AMINOTRANSFERASE EXISTS IN ONLY TWO CONFORMATIONS Deposited 1993-10-04 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Chain B 23–423（401 aa）
Not recorded PLA 2-[(3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHYL)-AMINO]-2-METHYL-SUCCINIC ACID × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.80 Å
1TAT CRYSTALLINE MITOCHONDRIAL ASPARTATE AMINOTRANSFERASE EXISTS IN ONLY TWO CONFORMATIONS Deposited 1993-10-04 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Chain B 23–423（401 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 3.00 Å
7AAT X-RAY STRUCTURE REFINEMENT AND COMPARISON OF THREE FORMS OF MITOCHONDRIAL ASPARTATE AMINOTRANSFERASE Deposited 1991-12-02 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Chain B 23–423（401 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.90 Å
8AAT X-RAY STRUCTURE REFINEMENT AND COMPARISON OF THREE FORMS OF MITOCHONDRIAL ASPARTATE AMINOTRANSFERASE Deposited 1991-12-02 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Chain B 23–423（401 aa）
Not recorded PLP PYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.30 Å
9AAT X-RAY STRUCTURE REFINEMENT AND COMPARISON OF THREE FORMS OF MITOCHONDRIAL ASPARTATE AMINOTRANSFERASE Deposited 1991-12-02 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 23–423（401 aa）
Chain B 23–423（401 aa）
Not recorded PMP 4'-DEOXY-4'-AMINOPYRIDOXAL-5'-PHOSPHATE × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.20 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.