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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：G1SQV5 New Search
2PDB entries
2Biological assembly
2chain/assembly records
Main Difference Dimensions in This Set
Different assembly state 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
9CPA Structure of a Mammalian DHX29-bound 43S Pre-initiation Complex Deposited 2024-07-18 Assembly 1 Protein–RNA Heteromer；Protein × 49 PDB declaration: 51-meric（51） Consistent with all polymers
Chain D 1–557（557 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 6.00 Å
9H74 Late-stage 48S Initiation Complex with eIF3 (LS48S-eIF3 IC) guided by the trans-RNA Deposited 2024-10-25 Assembly 1 Protein–RNA Heteromer；Protein × 48 PDB declaration: 51-meric（51） Consistent with all polymers
Chain m 1–557（557 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4；10 mM HEPES-KOH pH 7.4, 5 mM Mg(OAc)2, 50 mM KOAc, 10 mM NH4Cl, 2 mM DTT and Roche cOmplete protease inhibitor cocktail
cryo-EM vitrification conditions Cryogen ETHANE；The sample was incubated on the grid for 30 s and then blotted with filter paper from both sides for 1.5 s with the blot force 5
Resolution 2.90 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.