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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：A6QG59 New Search
2PDB entries
4Biological assembly
4chain/assembly records
Main Difference Dimensions in This Set
Different mutation/modification 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
3D5R Crystal Structure of Efb-C (N138A) / C3d Complex Deposited 2008-05-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 101–165（65 aa） Fragment：C-terminal domain, UNP residues 101-165
Mutation：N138A No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；293 K；60% (v/v) tacsimate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.241
3D5R Crystal Structure of Efb-C (N138A) / C3d Complex Deposited 2008-05-16 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 101–165（65 aa） Fragment：C-terminal domain, UNP residues 101-165
Mutation：N138A No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；293 K；60% (v/v) tacsimate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.241
3D5S Crystal Structure of Efb-C (R131A) / C3d Complex Deposited 2008-05-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 101–165（65 aa） Fragment：C-terminal domain, UNP residues 101-165
Mutation：R131A No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；293 K；60% (v/v) tacsimate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.30 Å R-free 0.218
3D5S Crystal Structure of Efb-C (R131A) / C3d Complex Deposited 2008-05-16 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 101–165（65 aa） Fragment：C-terminal domain, UNP residues 101-165
Mutation：R131A No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；293 K；60% (v/v) tacsimate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.30 Å R-free 0.218

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.