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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：P03474 New Search
7PDB entries
7Biological assembly
7chain/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
1B9S NOVEL AROMATIC INHIBITORS OF INFLUENZA VIRUS NEURAMINIDASE MAKE SELECTIVE INTERACTIONS WITH CONSERVED RESIDUES AND WATER MOLECULES IN THE ACTIVE SITE Deposited 1999-02-15 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 77–466（390 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 CA CALCIUM ION × 8 FDI 4-(N-ACETYLAMINO)-3-[N-(2-ETHYLBUTANOYLAMINO)]BENZOIC ACID × 4 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.8；pH 6.8
Resolution 2.50 Å R-free 0.251
1B9T NOVEL AROMATIC INHIBITORS OF INFLUENZA VIRUS NEURAMINIDASE MAKE SELECTIVE INTERACTIONS WITH CONSERVED RESIDUES AND WATER MOLECULES IN THE ACTIVE SITE Deposited 1999-02-15 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 77–466（390 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 CA CALCIUM ION × 8 RAI 1-(4-CARBOXY-2-GUANIDINOPENTYL)-5,5'-DI(HYDROXYMETHYL)PYRROLIDIN-2-ONE × 4 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.8；pH 6.8
Resolution 2.40 Å R-free 0.271
1B9V NOVEL AROMATIC INHIBITORS OF INFLUENZA VIRUS NEURAMINIDASE MAKE SELECTIVE INTERACTIONS WITH CONSERVED RESIDUES AND WATER MOLECULES IN TEH ACTIVE SITE Deposited 1999-02-15 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 77–466（390 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 CA CALCIUM ION × 8 RA2 1-[4-CARBOXY-2-(3-PENTYLAMINO)PHENYL]-5,5'-DI(HYDROXYMETHYL)PYRROLIDIN-2-ONE × 4 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.8；pH 6.8
Resolution 2.35 Å R-free 0.271
1INF INFLUENZA VIRUS B/LEE/40 NEURAMINIDASE COMPLEXED WITH BANA113 INHIBITOR Deposited 1995-07-07 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 77–466（390 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 CA CALCIUM ION × 8 ST4 4-(ACETYLAMINO)-3-GUANIDINOBENZOIC ACID × 4 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.4；pH 7.4
Resolution 2.40 Å
1INV A SIALIC ACID DERIVED PHOSPHONATE ANALOG INHIBITS DIFFERENT STRAINS OF INFLUENZA VIRUS NEURAMINIDASE WITH DIFFERENT EFFICIENCIES Deposited 1994-09-26 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 77–466（390 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 CA CALCIUM ION × 8 EQP (1R)-4-acetamido-1,5-anhydro-2,4-dideoxy-1-phosphono-D-glycero-D-galacto-octitol × 4 X-RAY DIFFRACTION
X-ray crystallization conditions NATIVE CRYSTALS SOAKED IN 10MM EPANA SOLUTION, PH 7.4.
Resolution 2.40 Å
1IVB STRUCTURES OF AROMATIC INHIBITORS OF INFLUENZA VIRUS NEURAMINIDASE Deposited 1994-12-12 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 77–466（390 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 CA CALCIUM ION × 8 ST1 4-(ACETYLAMINO)-3-HYDROXY-5-NITROBENZOIC ACID × 4 X-RAY DIFFRACTION
X-ray crystallization conditions NATIVE CRYSTALS SOAKED IN 5MM BANA105 SOLUTION, PH 7.4.
Resolution 2.40 Å
1VCJ Influenza B virus neuraminidase complexed with 1-(4-Carboxy-2-(3-pentylamino)phenyl)-5-aminomethyl-5-hydroxymethyl-pyrrolidin-2-one Deposited 2004-03-09 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 78–466（389 aa） Fragment：CATALYTIC DOMAIN RESIDUES 78-466
Not recorded IBA 4-[(2R)-2-(AMINOMETHYL)-2-(HYDROXYMETHYL)-5-OXOPYRROLIDIN-1-YL]-3-[(1-ETHYLPROPYL)AMINO]BENZOIC ACID × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.8；295 K；PEG 3350, sodium chloride, sodium nitrate, calcium chloride, sodium azide, pH 6.80, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Resolution 2.40 Å R-free 0.255

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.