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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：A2NHM3 New Search
13PDB entries
14Biological assembly
15chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion Different experimental method 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
1ZEA Structure of the anti-cholera toxin antibody Fab fragment TE33 in complex with a D-peptide Deposited 2005-04-18 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain L 1–216（216 aa）
Not recorded CIT CITRIC ACID × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.5；293 K；PEG 8000, citrat buffer, potassium chloride, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 1.78 Å R-free 0.248
2DTM Thermodynamic and structural analyses of hydrolytic mechanism by catalytic antibodies Deposited 2006-07-13 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain L 1–219（219 aa） Fragment：FAB FRAGMENT
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.7；293 K；50mM Tris-HCl(pH 8.7), 16%(w/v) PEG4000, 0.1mM EDTA, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.25 Å R-free 0.278
2IPT PFA1 Fab Fragment Deposited 2006-10-12 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain L 1–219（219 aa）
Not recorded ACM ACETAMIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；294 K；0.1 M Hepes, 25% PEG3350, pH 7.5, VAPOR DIFFUSION, temperature 294K
Resolution 2.00 Å R-free 0.223
2IQA PFA2 FAB fragment, monoclinic apo form Deposited 2006-10-13 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain L 1–219（219 aa）
Not recorded ACM ACETAMIDE × 1 GOL GLYCEROL × 4 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 6.5；0.1 M Bis-Tris, 28% PEG-MME 2000, pH 6.5, VAPOR DIFFUSION
Resolution 2.00 Å R-free 0.279
2IQA PFA2 FAB fragment, monoclinic apo form Deposited 2006-10-13 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–219（219 aa）
Not recorded ACM ACETAMIDE × 1 GOL GLYCEROL × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 6.5；0.1 M Bis-Tris, 28% PEG-MME 2000, pH 6.5, VAPOR DIFFUSION
Resolution 2.00 Å R-free 0.279
2R0W PFA2 FAB complexed with Abeta1-8 Deposited 2007-08-21 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain L 1–219（219 aa） Fragment：light chain
Non-standard monomer：Yes (specific site not provided by mmCIF) NA SODIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 5.3；295 K；25% PEG-MME 5000, 0.1 M OAc, pH 5.3, VAPOR DIFFUSION, temperature 295K
Resolution 2.50 Å R-free 0.277
2R0Z PFA1 FAB complexed with GripI peptide fragment Deposited 2007-08-21 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain L 1–219（219 aa） Fragment：light chain
Non-standard monomer：Yes (specific site not provided by mmCIF) GOL GLYCEROL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；295 K；PEG, VAPOR DIFFUSION, temperature 295K
Resolution 2.10 Å R-free 0.261
3EYS PFA1 Fab fragment complexed with pyro-Glu3-A-Beta (3-8) Deposited 2008-10-21 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain L 1–219（219 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) GOL GLYCEROL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.5；298 K；25% w/v PEG2000-MME, pH 8.5, vapor diffusion, sitting drop, temperature 298K
Resolution 1.95 Å R-free 0.256
3EYU PFA1 Fab fragment complexed with Ror2(518-525) Deposited 2008-10-21 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain L 1–219（219 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；298 K；20% w/v PEG3350, 0.2 M LiCl, vapor diffusion, sitting drop, temperature 298K
Resolution 2.71 Å R-free 0.248
4P3D MT1-MMP:Fab complex (Form II) Deposited 2014-03-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain B 1–217（217 aa）
Chain L 1–217（217 aa）
Not recorded CL CHLORIDE ION × 2 GOL GLYCEROL × 2 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 2 EDO 1,2-ETHANEDIOL × 3 MG MAGNESIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；293 K；25% PEG 3350, 0.2M MgCl.hexahydrate, 0.1M Hepes
Resolution 1.95 Å R-free 0.210
4TPR Structure of Tau5 antibody Fab fragment Deposited 2014-06-09 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: Dimeric（2） Consistent with protein count
Chain L 1–218（218 aa）
Not recorded PG4 TETRAETHYLENE GLYCOL × 2 CL CHLORIDE ION × 5 PGE TRIETHYLENE GLYCOL × 1 NA SODIUM ION × 1 PEG DI(HYDROXYETHYL)ETHER × 5 TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 33O 3,6,9,12,15,18,21,24,27,30,33,36-dodecaoxaoctatriacontane-1,38-diol × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；295 K；0.2 M NaCl, 0.1 M Bis-Tris, 25 % w/v PEG 3350
Resolution 1.60 Å R-free 0.191
4TQE Structure of tau peptide in complex with Tau5 antibody Fab fragment Deposited 2014-06-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain L 1–218（218 aa）
Not recorded SO4 SULFATE ION × 5 NA SODIUM ION × 4 PGE TRIETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；0.2M lithium sulphate, 30% PEG 4000, 0.1M Tris pH 8.5
Resolution 1.60 Å R-free 0.197
6PXR Anti-TAU BIIB092 FAB with TAU peptide Deposited 2019-07-26 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain L 103–219（117 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；277 K；100 mM Tris-HCl, pH 8.5, 20% w/v PEG2000 MME, 200 mM trimethylamine N-oxide, 100 mM non-detergent sulfobetaine 201
Resolution 1.56 Å R-free 0.268
7A6C Nanodisc reconstituted human ABCB1 in complex with MRK16 Fab and elacridar Deposited 2020-08-25 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 1–219（219 aa）
Not recorded R0Z elacridar × 2 CLR CHOLESTEROL × 10 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.60 Å

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.