← Back to search

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：P01751 New Search
6PDB entries
10Biological assembly
11chain/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
1A6U B1-8 FV FRAGMENT Deposited 1998-03-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 20–139（120 aa） Fragment：FV FRAGMENT
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions CRYSTALS WERE GROWN USING AMMONIUM SULFATE AS PRECIPITANT.
Resolution 2.10 Å
1A6V B1-8 FV fragment complexed with a (4-hydroxy-3-nitrophenyl) acetate compound Deposited 1998-03-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 20–139（120 aa） Fragment：FV FRAGMENT
Not recorded NPC 4-HYDROXY-3-NITROPHENYLACETYL-EPSILON-AMINOCAPROIC ACID ANION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions CRYSTALS WERE GROWN USING AMMONIUM SULPHATE AS PRECIPITANT
Resolution 1.80 Å
1A6V B1-8 FV fragment complexed with a (4-hydroxy-3-nitrophenyl) acetate compound Deposited 1998-03-03 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain I 20–139（120 aa） Fragment：FV FRAGMENT
Not recorded NPC 4-HYDROXY-3-NITROPHENYLACETYL-EPSILON-AMINOCAPROIC ACID ANION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions CRYSTALS WERE GROWN USING AMMONIUM SULPHATE AS PRECIPITANT
Resolution 1.80 Å
1A6V B1-8 FV fragment complexed with a (4-hydroxy-3-nitrophenyl) acetate compound Deposited 1998-03-03 Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain J 20–139（120 aa） Fragment：FV FRAGMENT
Not recorded NPC 4-HYDROXY-3-NITROPHENYLACETYL-EPSILON-AMINOCAPROIC ACID ANION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions CRYSTALS WERE GROWN USING AMMONIUM SULPHATE AS PRECIPITANT
Resolution 1.80 Å
1A6W B1-8 FV FRAGMENT COMPLEXED WITH A (4-HYDROXY-5-IODO-3-NITROPHENYL) ACETATE COMPOUND Deposited 1998-03-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 20–139（120 aa） Fragment：FV FRAGMENT
Not recorded NIP 4-HYDROXY-5-IODO-3-NITROPHENYLACETYL-EPSILON-AMINOCAPROIC ACID ANION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions dialysis；THE PURIFIED PROTEIN HAS BEEN DIALYSED INTO A 10 MM TRIS-HCL PH 7.5 BUFFER ALSO CONTAINING 20 MM NACL. PEG 1550 WAS USED AS PRECIPITANT., dialysis
Resolution 2.00 Å
1NGP N1G9 (IGG1-LAMBDA) FAB FRAGMENT COMPLEXED WITH (4-HYDROXY-3-NITROPHENYL) ACETATE Deposited 1995-06-23 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 20–244（225 aa） Fragment：FAB FRAGMENT
Not recorded SO4 SULFATE ION × 1 NPA 2-(4-HYDROXY-3-NITROPHENYL)ACETIC ACID × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.40 Å R-free 0.250
1NGQ N1G9 (IGG1-LAMBDA) FAB FRAGMENT Deposited 1995-06-23 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 20–244（225 aa） Fragment：FAB FRAGMENT
Not recorded SO4 SULFATE ION × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.40 Å R-free 0.254
1NQB TRIVALENT ANTIBODY FRAGMENT Deposited 1997-04-04 Assembly 1 Protein homooligomer Homooligomer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 20–139（120 aa） Fragment：VH DOMAIN RESIDUES 2 - 120, VL DOMAIN RESIDUES 121 - 233
Chain C 20–139（120 aa） Fragment：VH DOMAIN RESIDUES 2 - 120, VL DOMAIN RESIDUES 121 - 233
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；30% 2-PROPANOL, 0.2M NA CITRATE, 0.1M NA CACODYLATE PH 6.5
Resolution 2.00 Å R-free 0.230
1NQB TRIVALENT ANTIBODY FRAGMENT Deposited 1997-04-04 Assembly 2 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 20–139（120 aa） Fragment：VH DOMAIN RESIDUES 2 - 120, VL DOMAIN RESIDUES 121 - 233
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；30% 2-PROPANOL, 0.2M NA CITRATE, 0.1M NA CACODYLATE PH 6.5
Resolution 2.00 Å R-free 0.230
1NQB TRIVALENT ANTIBODY FRAGMENT Deposited 1997-04-04 Assembly 3 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 20–139（120 aa） Fragment：VH DOMAIN RESIDUES 2 - 120, VL DOMAIN RESIDUES 121 - 233
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；30% 2-PROPANOL, 0.2M NA CITRATE, 0.1M NA CACODYLATE PH 6.5
Resolution 2.00 Å R-free 0.230

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.