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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：A0AB36DQE3 New Search
2PDB entries
3Biological assembly
6chain/assembly records
Main Difference Dimensions in This Set
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
9YMM Crystal structure of Glutamate--tRNA ligase (GltX) from Moraxella catarrhalis in complex with 5'-O-(N-Glutamyl)sulfamoyladeonosine Deposited 2025-10-10 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 55–552（498 aa）
Chain B 55–552（498 aa）
Not recorded GSU O5'-(L-GLUTAMYL-SULFAMOYL)-ADENOSINE × 2 SO4 SULFATE ION × 20 P6G HEXAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；291 K；Grid Salt HT B2: 2.4M ammonium sulfate, 0.1M citrate pH 5.0, MocaA.01348.a.UX11.PS38771 at 26.6 mg/mL. 2mM ligand added prior to crystallization. Plate 20153 B2 drop 1 , Puck: PSL-0805, Cryo: 2.5 M ammonium sulfate.
Resolution 2.92 Å R-free 0.253
9YMM Crystal structure of Glutamate--tRNA ligase (GltX) from Moraxella catarrhalis in complex with 5'-O-(N-Glutamyl)sulfamoyladeonosine Deposited 2025-10-10 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 55–552（498 aa）
Chain D 55–552（498 aa）
Not recorded GSU O5'-(L-GLUTAMYL-SULFAMOYL)-ADENOSINE × 2 SO4 SULFATE ION × 20 2PE NONAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；291 K；Grid Salt HT B2: 2.4M ammonium sulfate, 0.1M citrate pH 5.0, MocaA.01348.a.UX11.PS38771 at 26.6 mg/mL. 2mM ligand added prior to crystallization. Plate 20153 B2 drop 1 , Puck: PSL-0805, Cryo: 2.5 M ammonium sulfate.
Resolution 2.92 Å R-free 0.253
9ZPG Crystal structure of Glutamate--tRNA ligase (GltX) from Moraxella catarrhalis (Apo) Deposited 2025-12-16 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 55–552（498 aa）
Chain B 55–552（498 aa）
Not recorded SO4 SULFATE ION × 12 P6G HEXAETHYLENE GLYCOL × 1 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7；291 K；Grid Salt HT B10: 3.0M Ammonium Sulfate 0.1M HEPES pH 7.0, MocaA.01348.a.UX11.PS38771 at 26.6 mg/mL. plate 20153 B10 drop 2, Puck: PSL-1810, Cryo: 2.5 M ammonium sulfate.
Resolution 2.75 Å R-free 0.261

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.