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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：P01869 New Search
15PDB entries
16Biological assembly
16chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification 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
15C8 CATALYTIC ANTIBODY 5C8, FREE FAB Deposited 1998-03-18 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 2–217（216 aa） Fragment：FAB
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 5.5；pH 5.5
Resolution 2.50 Å R-free 0.251
1ACY CRYSTAL STRUCTURE OF THE PRINCIPAL NEUTRALIZING SITE OF HIV-1 Deposited 1994-02-10 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain H 1–100（100 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 3.00 Å
1AE6 IGG-FAB FRAGMENT OF MOUSE MONOCLONAL ANTIBODY CTM01 Deposited 1997-03-06 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 1–98（98 aa） Fragment：FAB FRAGMENT
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 5.6；20-25% PEG4000, BUFFERED AT PH 5.6 WITH 20MM BIS-TRIS.
Resolution 3.00 Å R-free 0.311
1CIC IDIOTOPE-ANTI-IDIOTOPE FAB-FAB COMPLEX; D1.3-E225 Deposited 1999-03-31 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain D 1–218（218 aa） Fragment：FAB IMMUNOGLOBULIN FRAGMENT
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.9；12% PEG 800, 75 MILLIMOLAR SODIUM ACETATE PH 4.85 10MGM/ML PROTEIN CONCENTRATION , pH 4.9
Resolution 2.50 Å
1CL7 ANTI HIV1 PROTEASE FAB Deposited 1999-05-06 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain I 133–214（82 aa） Fragment：FAB
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；pH 7.0
Resolution 3.00 Å R-free 0.280
1F11 F124 FAB FRAGMENT FROM A MONOCLONAL ANTI-PRES2 ANTIBODY Deposited 2000-05-18 Assembly 1 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 2–102（101 aa） Fragment：FAB FRAGMENT (UNP Q65ZR6 residues 18-134, P01869 residues 2-102)
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；290 K；PEG 400, sodium acetate, ammonium sulfate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.00 Å R-free 0.271
1F11 F124 FAB FRAGMENT FROM A MONOCLONAL ANTI-PRES2 ANTIBODY Deposited 2000-05-18 Assembly 2 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 2–102（101 aa） Fragment：FAB FRAGMENT (UNP Q65ZR6 residues 18-134, P01869 residues 2-102)
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；290 K；PEG 400, sodium acetate, ammonium sulfate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 3.00 Å R-free 0.271
1JHK Crystal structure of the anti-estradiol antibody 57-2 Deposited 2001-06-28 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 12–229（218 aa） Fragment：residues 1-215
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 9.1；277 K；PEG4000, PEG8000, Tris-HCl, pH 9.1, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Resolution 2.51 Å R-free 0.262
1KC5 CRYSTAL STRUCTURE OF ANTIBODY PC287 IN COMPLEX WITH PS1 PEPTIDE Deposited 2001-11-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain H 1–101（101 aa） Fragment：heavy chain
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.2；300 K；20% PEG 8K, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 300K
Resolution 2.50 Å R-free 0.270
1KCR CRYSTAL STRUCTURE OF ANTIBODY PC283 IN COMPLEX WITH PS1 PEPTIDE Deposited 2001-11-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain H 1–102（102 aa） Fragment：heavy chain
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.2；300 K；18% PEG 3K, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 300K
Resolution 2.90 Å R-free 0.277
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 H 1–103（103 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
1ORS X-ray structure of the KvAP potassium channel voltage sensor in complex with an Fab Deposited 2003-03-14 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 1–103（103 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；PEG4000, Hepes, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 1.90 Å R-free 0.251
1RUQ Crystal Structure (H) of u.v.-irradiated Diels-Alder antibody 13G5 Fab at pH 8.0 with a data set collected in house. Deposited 2003-12-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 1–99（99 aa） Fragment：fab
Not recorded ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；295 K；0.1 M imidazole, pH 8.0, 0.2 M zinc acetate, 5-7% (v/v) isopropanol, 20% (w/v) PEG 3000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 1.86 Å R-free 0.256
1RUR Crystal Structure (I) of native Diels-Alder antibody 13G5 Fab at pH 8.0 with a data set collected at SSRL beamline 9-1. Deposited 2003-12-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 1–99（99 aa） Fragment：fab
Not recorded ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；295 K；0.1 M imidazole, pH 8.0, 0.2 M zinc acetate, 5-7% (v/v) isopropanol, 20% (w/v) PEG 3000, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 1.50 Å R-free 0.238
1S5I Fab (LNKB-2) of monoclonal antibody to Human Interleukin-2, crystal structure Deposited 2004-01-21 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 1–102（102 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；300 K；PEG-8000, ZnAc, NaN3, Na(CH3)2AsO4, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 300K
Resolution 2.70 Å R-free 0.275
25C8 CATALYTIC ANTIBODY 5C8, FAB-HAPTEN COMPLEX Deposited 1998-03-18 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 2–217（216 aa） Fragment：FAB
Not recorded GEP N-METHYL-N-(PARA-GLUTARAMIDOPHENYL-ETHYL)-PIPERIDINIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 5.5；pH 5.5
Resolution 2.00 Å R-free 0.292

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.