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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：A0A1K8PKR3 New Search
1PDB entries
1Biological 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
5VMM Staphylococcus aureus IsdB bound to human hemoglobin Deposited 2017-04-27 Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain E 125–458（334 aa） Fragment：UNP residues 125-458
Chain F 125–458（334 aa） Fragment：UNP residues 125-458
Chain H 125–264（140 aa） Fragment：UNP residues 125-264
Chain J 125–264（140 aa） Fragment：UNP residues 125-264
Not recorded HEM PROTOPORPHYRIN IX CONTAINING FE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；298 K；0.1 M malonic acid pH 5.5, 2.2 M ammonium sulfate
Resolution 3.60 Å R-free 0.302

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.