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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：P00280 New Search
8PDB entries
12Biological assembly
18chain/assembly records
Main Difference Dimensions in This Set
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
1A4A AZURIN MUTANT WITH MET 121 REPLACED BY HIS, PH 6.5 CRYSTAL FORM, DATA COLLECTED AT 16 DEGREES CELSIUS Deposited 1998-01-28 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 21–149（129 aa）
Mutation：M121H CU COPPER (II) ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.5
Resolution 1.89 Å
1A4A AZURIN MUTANT WITH MET 121 REPLACED BY HIS, PH 6.5 CRYSTAL FORM, DATA COLLECTED AT 16 DEGREES CELSIUS Deposited 1998-01-28 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 21–149（129 aa）
Mutation：M121H CU COPPER (II) ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.5
Resolution 1.89 Å
1A4B AZURIN MUTANT WITH MET 121 REPLACED BY HIS, PH 6.5 CRYSTAL FORM, DATA COLLECTED AT-180 DEGREES CELSIUS Deposited 1998-01-28 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 21–149（129 aa）
Chain B 21–149（129 aa）
Mutation：M121H Mutation：M121H CU COPPER (II) ION × 2 SO4 SULFATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.5
Resolution 1.91 Å
1A4C AZURIN MUTANT WITH MET 121 REPLACED BY HIS, PH 3.5 CRYSTAL FORM, DATA COLLECTED AT-180 DEGREES CELSIUS Deposited 1998-01-28 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 21–149（129 aa）
Chain C 21–149（129 aa）
Mutation：M121H Mutation：M121H CU COPPER (II) ION × 2 SO4 SULFATE ION × 2 NO3 NITRATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.5
Resolution 2.45 Å
1A4C AZURIN MUTANT WITH MET 121 REPLACED BY HIS, PH 3.5 CRYSTAL FORM, DATA COLLECTED AT-180 DEGREES CELSIUS Deposited 1998-01-28 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 21–149（129 aa）
Chain D 21–149（129 aa）
Mutation：M121H Mutation：M121H CU COPPER (II) ION × 2 SO4 SULFATE ION × 2 NO3 NITRATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.5
Resolution 2.45 Å
1AIZ STRUCTURE OF APO-AZURIN FROM ALCALIGENES DENITRIFICANS AT 1.8 ANGSTROMS RESOLUTION Deposited 1993-11-11 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 21–149（129 aa）
Chain B 21–149（129 aa）
Not recorded CD CADMIUM ION × 2 SO4 SULFATE ION × 4 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.80 Å
1AZB STRUCTURE OF APO-AZURIN FROM ALCALIGENES DENITRIFICANS AT 1.8 ANGSTROMS RESOLUTION Deposited 1992-12-16 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 21–149（129 aa）
Chain B 21–149（129 aa）
Not recorded CU COPPER (II) ION × 2 SO4 SULFATE ION × 4 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.20 Å
1AZC STRUCTURE OF APO-AZURIN FROM ALCALIGENES DENITRIFICANS AT 1.8 ANGSTROMS RESOLUTION Deposited 1992-12-16 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 21–149（129 aa）
Chain B 21–149（129 aa）
Not recorded CU COPPER (II) ION × 2 SO4 SULFATE ION × 4 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.80 Å
1URI AZURIN MUTANT WITH MET 121 REPLACED BY GLN Deposited 1996-11-14 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 21–149（129 aa）
Mutation：M121Q CU COPPER (II) ION × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.94 Å
1URI AZURIN MUTANT WITH MET 121 REPLACED BY GLN Deposited 1996-11-14 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 21–149（129 aa）
Mutation：M121Q CU COPPER (II) ION × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.94 Å
2AZA STRUCTURE OF AZURIN FROM ALCALIGENES DENITRIFICANS. REFINEMENT AT 1.8 ANGSTROMS RESOLUTION AND COMPARISON OF THE TWO CRYSTALLOGRAPHICALLY INDEPENDENT MOLECULES Deposited 1986-10-14 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 21–149（129 aa）
Not recorded CU COPPER (II) ION × 1 SO4 SULFATE ION × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.80 Å
2AZA STRUCTURE OF AZURIN FROM ALCALIGENES DENITRIFICANS. REFINEMENT AT 1.8 ANGSTROMS RESOLUTION AND COMPARISON OF THE TWO CRYSTALLOGRAPHICALLY INDEPENDENT MOLECULES Deposited 1986-10-14 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 21–149（129 aa）
Not recorded CU COPPER (II) ION × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.80 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.