← Back to search

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：O93738 New Search
2PDB entries
2Biological assembly
6chain/assembly records
Main Difference Dimensions in This Set
Different construct 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
1B25 FORMALDEHYDE FERREDOXIN OXIDOREDUCTASE FROM PYROCOCCUS FURIOSUS Deposited 1998-12-04 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain not uniquely mapped Reference range not declared Fragment：DOMAIN 1: 1-208, DOMAIN 2: 209-406, DOMAIN 3: 407-619
Chain A 1–619（619 aa） Fragment：DOMAIN 1: 1-208, DOMAIN 2: 209-406, DOMAIN 3: 407-619
Not recorded SF4 IRON/SULFUR CLUSTER × 4 PTT Oxo-tungstopterin cofactor × 4 MG MAGNESIUM ION × 4 CA CALCIUM ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions pH 5.6；pH 5.6
Resolution 1.85 Å R-free 0.220
1B4N FORMALDEHYDE FERREDOXIN OXIDOREDUCTASE FROM PYROCOCCUS FURIOSUS, COMPLEXED WITH GLUTARATE Deposited 1998-12-24 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 1–619（619 aa） Fragment：DOMAIN 1/: 1-208, DOMAIN 2/: 209-406, DOMAIN 3/: 407-619
Chain B 1–619（619 aa） Fragment：DOMAIN 1/: 1-208, DOMAIN 2/: 209-406, DOMAIN 3/: 407-619
Chain C 1–619（619 aa） Fragment：DOMAIN 1/: 1-208, DOMAIN 2/: 209-406, DOMAIN 3/: 407-619
Chain D 1–619（619 aa） Fragment：DOMAIN 1/: 1-208, DOMAIN 2/: 209-406, DOMAIN 3/: 407-619
Not recorded CA CALCIUM ION × 4 SF4 IRON/SULFUR CLUSTER × 4 GUA GLUTARIC ACID × 4 PTE TUNGSTOPTERIN COFACTOR × 4 X-RAY DIFFRACTION
X-ray crystallization conditions pH 5.6；pH 5.6
Resolution 2.40 Å R-free 0.244

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.