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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：P00807 New Search
16PDB entries
16Biological assembly
18chain/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
1ALQ CIRCULARLY PERMUTED BETA-LACTAMASE FROM STAPHYLOCOCCUS AUREUS PC1 Deposited 1997-06-02 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 25–244（220 aa）
Mutation：;CIRCULARLY PERMUTED WITH AN EIGHT RESIDUE LINKER INSERTED TO JOIN THE ORIGINAL N- AND C-TERMINI, AND A NEW N-TERMINUS AT RESIDUE 254 ; SO4 SULFATE ION × 1 CO3 CARBONATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8；PROTEIN WAS CRYSTALLIZED FROM 70% SATURATED AMMONIUM SULFATE SOLUTION, 0.3M KCL, 100MM NAHCO3 AT PH8.0, 0.5% V/V PEG600
Resolution 1.80 Å R-free 0.256
1BLC INHIBITION OF BETA-LACTAMASE BY CLAVULANATE: TRAPPED INTERMEDIATES IN CRYOCRYSTALLOGRAPHIC STUDIES Deposited 1993-09-27 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 25–281（257 aa）
Not recorded SO4 SULFATE ION × 2 CEM N-(1-CARBOXY-2-HYDROXY-4-OXO-BUTYL)-N-(3-OXO-CISPROPENYL)AMINE × 2 TEM N-(2-HYDROXY-4-OXO-BUTYL)-N-(3-OXO-TRANSPROPENYL)AMINE × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.20 Å
1BLH STRUCTURE OF A PHOSPHONATE-INHIBITED BETA-LACTAMASE. AN ANALOG OF THE TETRAHEDRAL TRANSITION STATE(SLASH)INTERMEDIATE OF BETA-LACTAM HYDROLYSIS Deposited 1993-09-30 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 25–281（257 aa）
Not recorded FOS [[N-(BENZYLOXYCARBONYL)AMINO]METHYL]PHOSPHATE × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.30 Å
1BLP STRUCTURAL BASIS FOR THE INACTIVATION OF THE P54 MUTANT OF BETA-LACTAMASE FROM STAPHYLOCOCCUS AUREUS PC1 Deposited 1993-09-23 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 25–281（257 aa）
Mutation：D170N No recorded non-water small molecule X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.30 Å
1DJA STRUCTURE OF BETA-LACTAMASE PRECURSOR, K73H MUTANT, AT 298K Deposited 1996-08-13 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 25–281（257 aa）
Mutation：A30M, K73H No recorded non-water small molecule X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.90 Å
1DJB STRUCTURE OF BETA-LACTAMASE PRECURSOR, S70A MUTANT, AT 298K Deposited 1996-08-13 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 25–281（257 aa）
Mutation：S70A No recorded non-water small molecule X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.10 Å
1DJC STRUCTURE OF BETA-LACTAMASE PRECURSOR, S70A MUTANT, AT 120K Deposited 1996-08-13 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 25–281（257 aa）
Mutation：S70A SO4 SULFATE ION × 6 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.00 Å
1GHI STRUCTURE OF BETA-LACTAMASE GLU166ASP:ASN170GLN MUTANT Deposited 2000-12-18 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 25–281（257 aa）
Mutation：E166D, N170Q CO3 CARBONATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8；pH 8.00
Resolution 2.30 Å R-free 0.263
1GHM Structures of the acyl-enzyme complex of the staphylococcus aureus beta-lactamase mutant GLU166ASP:ASN170GLN with degraded cephaloridine Deposited 2000-12-19 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 25–281（257 aa）
Mutation：E166D, N170Q SO4 SULFATE ION × 5 CO3 CARBONATE ION × 1 CED 5-METHYL-2-[2-OXO-1-(2-THIOPHEN-2-YL-ACETYLAMINO)-ETHYL]-3,6-DIHYDRO-2H-[1,3]THIAZINE-4-CARBOXYLIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8；pH 8.00
Resolution 1.86 Å R-free 0.241
1GHP STRUCTURES OF THE ACYL-ENZYME COMPLEX OF THE STAPHYLOCOCCUS AUREUS BETA-LACTAMASE MUTANT GLU166ASP:ASN170GLN WITH DEGRADED BENZYLPENICILLIN Deposited 2000-12-21 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 25–281（257 aa）
Mutation：E166D, N170Q SO4 SULFATE ION × 4 PNM OPEN FORM - PENICILLIN G × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8；pH 8.00
Resolution 1.76 Å R-free 0.264
1KGE STRUCTURE OF BETA-LACTAMASE ASN 170 MET MUTANT Deposited 1996-10-17 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 25–281（257 aa）
Mutation：N170M No recorded non-water small molecule X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.00 Å
1KGF STRUCTURE OF BETA-LACTAMASE ASN 170 GLN MUTANT Deposited 1996-10-17 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 25–281（257 aa）
Mutation：N170Q No recorded non-water small molecule X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.20 Å
1KGG STRUCTURE OF BETA-LACTAMASE GLU166GLN:ASN170ASP MUTANT Deposited 1999-05-20 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 24–281（258 aa）
Mutation：E166Q,N170D SO4 SULFATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8；pH 8.0
Resolution 2.30 Å R-free 0.263
1OME CRYSTAL STRUCTURE OF THE OMEGA LOOP DELETION MUTANT (RESIDUES 163-178 DELETED) OF BETA-LACTAMASE FROM STAPHYLOCOCCUS AUREUS PC1 Deposited 1998-02-09 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 25–281（257 aa）
Chain B 25–281（257 aa）
Mutation：DELETION OF AN OMEGA LOOP (RESIDUES 163 - 178) Mutation：DELETION OF AN OMEGA LOOP (RESIDUES 163 - 178) CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8；68% SATURATED AMMONIUM SULFATE, 0.5% PEG 1000, 0.3M KCL, 0.1M SODIUM BICARBONATE PH 8.0
Resolution 2.30 Å R-free 0.298
1PIO AN ENGINEERED STAPHYLOCOCCUS AUREUS PC1 BETA-LACTAMASE THAT HYDROLYSES THIRD GENERATION CEPHALOSPORINS Deposited 1995-10-11 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 25–281（257 aa）
Chain B 25–281（257 aa）
Mutation：INS(MET 30), A238S, DEL(I239) Mutation：INS(MET 30), A238S, DEL(I239) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 8；pH 8.0
Resolution 2.80 Å R-free 0.189
3BLM REFINED CRYSTAL STRUCTURE OF BETA-LACTAMASE FROM STAPHYLOCOCCUS AUREUS PC1 AT 2.0 Deposited 1990-12-03 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 25–281（257 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.00 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.