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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：Q56308 New Search
1PDB entries
2Biological assembly
4chain/assembly records
Main Difference Dimensions in This Set
No difference found in parsed fields

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
1DL5 PROTEIN-L-ISOASPARTATE O-METHYLTRANSFERASE Deposited 1999-12-08 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–317（317 aa）
Chain B 1–317（317 aa）
Not recorded CD CADMIUM ION × 9 CL CHLORIDE ION × 10 SAH S-ADENOSYL-L-HOMOCYSTEINE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；293 K；THREE MICROLITERS OF PROTEIN AT A CONCENTRATION OF 6.3MGS/ML IN 10MM TRIS PH 8.0, 200MM NACL, 5% GLYCEROL, LMM DTT, 5MM BME AND 0.1MM EDTA WERE MIXED WITH THREE MICROLITERS OF A RESERVOIR SOLUTION OF 28% PEG400, 100MM SODIUM ACETATE PH 4.5, AND 100MM CADMIUM CHLORIDE AND EQUILIBRATED AGAINST THE SAME., VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 1.80 Å R-free 0.203
1DL5 PROTEIN-L-ISOASPARTATE O-METHYLTRANSFERASE Deposited 1999-12-08 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–317（317 aa）
Chain B 1–317（317 aa）
Not recorded CD CADMIUM ION × 9 CL CHLORIDE ION × 10 SAH S-ADENOSYL-L-HOMOCYSTEINE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；293 K；THREE MICROLITERS OF PROTEIN AT A CONCENTRATION OF 6.3MGS/ML IN 10MM TRIS PH 8.0, 200MM NACL, 5% GLYCEROL, LMM DTT, 5MM BME AND 0.1MM EDTA WERE MIXED WITH THREE MICROLITERS OF A RESERVOIR SOLUTION OF 28% PEG400, 100MM SODIUM ACETATE PH 4.5, AND 100MM CADMIUM CHLORIDE AND EQUILIBRATED AGAINST THE SAME., VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 1.80 Å R-free 0.203

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.