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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：P12851 New Search
14PDB entries
14Biological assembly
56chain/assembly records
Main Difference Dimensions in This Set
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
1BHW LOW TEMPERATURE MIDDLE RESOLUTION STRUCTURE OF XYLOSE ISOMERASE FROM MASC DATA Deposited 1998-06-10 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–393（393 aa）
Chain B 1–393（393 aa）
Chain C 1–393（393 aa）
Chain D 1–393（393 aa）
Mutation：H220N Mutation：H220N Mutation：H220N Mutation：H220N No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions PROTEIN WAS CRYSTALLIZED FROM AMMONIUM SULPHATE
Resolution 4.10 Å R-free 0.321
1XIM ARGININE RESIDUES AS STABILIZING ELEMENTS IN PROTEINS Deposited 1991-05-29 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–393（393 aa）
Chain B 1–393（393 aa）
Chain C 1–393（393 aa）
Chain D 1–393（393 aa）
Not recorded XYL Xylitol × 4 CO COBALT (II) ION × 8 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.20 Å
1XIN PROTEIN ENGINEERING OF XYLOSE (GLUCOSE) ISOMERASE FROM ACTINOPLANES MISSOURIENSIS. 1. CRYSTALLOGRAPHY AND SITE-DIRECTED MUTAGENESIS OF METAL BINDING SITES Deposited 1992-04-06 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–393（393 aa）
Chain B 1–393（393 aa）
Chain C 1–393（393 aa）
Chain D 1–393（393 aa）
Not recorded XYL Xylitol × 4 MG MAGNESIUM ION × 4 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.40 Å
2XIM ARGININE RESIDUES AS STABILIZING ELEMENTS IN PROTEINS Deposited 1991-05-29 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–393（393 aa）
Chain B 1–393（393 aa）
Chain C 1–393（393 aa）
Chain D 1–393（393 aa）
Not recorded XYL Xylitol × 4 MG MAGNESIUM ION × 8 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.30 Å
2XIN PROTEIN ENGINEERING OF XYLOSE (GLUCOSE) ISOMERASE FROM ACTINOPLANES MISSOURIENSIS. 1. CRYSTALLOGRAPHY AND SITE-DIRECTED MUTAGENESIS OF METAL BINDING SITES Deposited 1992-04-06 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–393（393 aa）
Chain B 1–393（393 aa）
Chain C 1–393（393 aa）
Chain D 1–393（393 aa）
Not recorded SOR sorbitol × 4 CO COBALT (II) ION × 8 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.30 Å
3XIM ARGININE RESIDUES AS STABILIZING ELEMENTS IN PROTEINS Deposited 1991-05-29 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–393（393 aa）
Chain B 1–393（393 aa）
Chain C 1–393（393 aa）
Chain D 1–393（393 aa）
Not recorded SOR sorbitol × 4 CO COBALT (II) ION × 8 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.30 Å
3XIN PROTEIN ENGINEERING OF XYLOSE (GLUCOSE) ISOMERASE FROM ACTINOPLANES MISSOURIENSIS. 1. CRYSTALLOGRAPHY AND SITE-DIRECTED MUTAGENESIS OF METAL BINDING SITES Deposited 1992-04-06 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–393（393 aa）
Chain B 1–393（393 aa）
Chain C 1–393（393 aa）
Chain D 1–393（393 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.30 Å
4XIM PROTEIN ENGINEERING OF XYLOSE (GLUCOSE) ISOMERASE FROM ACTINOPLANES MISSOURIENSIS. 1. CRYSTALLOGRAPHY AND SITE-DIRECTED MUTAGENESIS OF METAL BINDING SITES Deposited 1992-03-11 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–393（393 aa）
Chain B 1–393（393 aa）
Chain C 1–393（393 aa）
Chain D 1–393（393 aa）
Not recorded CO COBALT (II) ION × 8 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.30 Å
5XIM PROTEIN ENGINEERING OF XYLOSE (GLUCOSE) ISOMERASE FROM ACTINOPLANES MISSOURIENSIS. 1. CRYSTALLOGRAPHY AND SITE-DIRECTED MUTAGENESIS OF METAL BINDING SITES Deposited 1992-03-30 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–393（393 aa）
Chain B 1–393（393 aa）
Chain C 1–393（393 aa）
Chain D 1–393（393 aa）
Not recorded SOR sorbitol × 4 MG MAGNESIUM ION × 4 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.60 Å
5XIN PROTEIN ENGINEERING OF XYLOSE (GLUCOSE) ISOMERASE FROM ACTINOPLANES MISSOURIENSIS. 1. CRYSTALLOGRAPHY AND SITE-DIRECTED MUTAGENESIS OF METAL BINDING SITES Deposited 1992-04-06 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–393（393 aa）
Chain B 1–393（393 aa）
Chain C 1–393（393 aa）
Chain D 1–393（393 aa）
Not recorded XLS D-xylose × 4 MG MAGNESIUM ION × 4 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.30 Å
6XIM PROTEIN ENGINEERING OF XYLOSE (GLUCOSE) ISOMERASE FROM ACTINOPLANES MISSOURIENSIS. 1. CRYSTALLOGRAPHY AND SITE-DIRECTED MUTAGENESIS OF METAL BINDING SITES Deposited 1992-04-03 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–393（393 aa）
Chain B 1–393（393 aa）
Chain C 1–393（393 aa）
Chain D 1–393（393 aa）
Not recorded XLS D-xylose × 4 MG MAGNESIUM ION × 8 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.50 Å
7XIM PROTEIN ENGINEERING OF XYLOSE (GLUCOSE) ISOMERASE FROM ACTINOPLANES MISSOURIENSIS. 1. CRYSTALLOGRAPHY AND SITE-DIRECTED MUTAGENESIS OF METAL BINDING SITES Deposited 1992-04-03 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–393（393 aa）
Chain B 1–393（393 aa）
Chain C 1–393（393 aa）
Chain D 1–393（393 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.40 Å
8XIM PROTEIN ENGINEERING OF XYLOSE (GLUCOSE) ISOMERASE FROM ACTINOPLANES MISSOURIENSIS. 1. CRYSTALLOGRAPHY AND SITE-DIRECTED MUTAGENESIS OF METAL BINDING SITES Deposited 1992-04-01 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–393（393 aa）
Chain B 1–393（393 aa）
Chain C 1–393（393 aa）
Chain D 1–393（393 aa）
Not recorded XLS D-xylose × 4 MG MAGNESIUM ION × 4 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.40 Å
9XIM PROTEIN ENGINEERING OF XYLOSE (GLUCOSE) ISOMERASE FROM ACTINOPLANES MISSOURIENSIS. 1. CRYSTALLOGRAPHY AND SITE-DIRECTED MUTAGENESIS OF METAL BINDING SITES Deposited 1992-04-03 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–393（393 aa）
Chain B 1–393（393 aa）
Chain C 1–393（393 aa）
Chain D 1–393（393 aa）
Not recorded XLS D-xylose × 4 MN MANGANESE (II) ION × 8 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.40 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.