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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：Q99M37 New Search
7PDB entries
10Biological assembly
10chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification 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
1I9I NATIVE CRYSTAL STRUCTURE OF THE RECOMBINANT MONOCLONAL WILD TYPE ANTI-TESTOSTERONE FAB FRAGMENT Deposited 2001-03-20 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain L 20–238（219 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；298 K；peg3350, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Resolution 2.72 Å R-free 0.252
1I9J TESTOSTERONE COMPLEX STRUCTURE OF THE RECOMBINANT MONOCLONAL WILD TYPE ANTI-TESTOSTERONE FAB FRAGMENT Deposited 2001-03-20 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain L 20–238（219 aa）
Not recorded TES TESTOSTERONE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；298 K；peg3350, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Resolution 2.60 Å R-free 0.255
1L7T Crystal Structure Analysis of the anti-testosterone Fab fragment Deposited 2002-03-17 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain L 20–238（219 aa） Fragment：fab77 fragment
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.8；298 K；peg3350, MES, pH 5.8, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Resolution 2.10 Å R-free 0.275
1LO2 Retro-Diels-Alderase Catalytic Antibody Deposited 2002-05-06 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain X 20–238（219 aa） Fragment：Fab fragment
Not recorded OX1 [2'-CARBOXYLETHYL]-10-METHYL-ANTHRACENE ENDOPEROXIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；290 K；PEG3350, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 2.00 Å R-free 0.248
1LO2 Retro-Diels-Alderase Catalytic Antibody Deposited 2002-05-06 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain L 20–238（219 aa） Fragment：Fab fragment
Not recorded OX1 [2'-CARBOXYLETHYL]-10-METHYL-ANTHRACENE ENDOPEROXIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；290 K；PEG3350, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 2.00 Å R-free 0.248
1LO3 Retro-Diels-Alderase Catalytic Antibody: Product Analogue Deposited 2002-05-06 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain X 20–238（219 aa） Fragment：Fab fragment
Not recorded AN1 3-(10-METHYL-ANTHRACEN-9-YL)-PROPIONIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 3；290 K；PEG3350, pH 3.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 2.30 Å R-free 0.259
1LO3 Retro-Diels-Alderase Catalytic Antibody: Product Analogue Deposited 2002-05-06 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain L 20–238（219 aa） Fragment：Fab fragment
Not recorded AN1 3-(10-METHYL-ANTHRACEN-9-YL)-PROPIONIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 3；290 K；PEG3350, pH 3.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 2.30 Å R-free 0.259
1LO4 Retro-Diels-Alderase Catalytic antibody 9D9 Deposited 2002-05-06 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain L 24–236（213 aa） Fragment：Fab fragment
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.8；290 K；PEG4000, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 2.40 Å R-free 0.308
1N4X Structure of scFv 1696 at acidic pH Deposited 2002-11-02 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain L 23–130（108 aa）
Not recorded CL CHLORIDE ION × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.70 Å R-free 0.256
1N4X Structure of scFv 1696 at acidic pH Deposited 2002-11-02 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain M 23–130（108 aa）
Not recorded CL CHLORIDE ION × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.70 Å R-free 0.256

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.