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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：P18548 New Search
17PDB entries
18Biological 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
1DCS DEACETOXYCEPHALOSPORIN C SYNTHASE FROM S. CLAVULIGERUS Deposited 1998-06-05 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–311（311 aa）
Not recorded SO4 SULFATE ION × 6 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；pH 7.0
Resolution 1.30 Å R-free 0.150
1E5H DELTA-R307A DEACETOXYCEPHALOSPORIN C SYNTHASE COMPLEXED WITH SUCCINATE AND CARBON DIOXIDE Deposited 2000-07-26 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–308（308 aa）
Mutation：YES FE2 FE (II) ION × 3 SIN SUCCINIC ACID × 3 CO2 CARBON DIOXIDE × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；100 MM HEPES-NAOH, PH 7.0, 0.5 MM PB(OAC)2(OH2)2, 5 MM NA2SUCCINATE, 5 MM NAHCO3, GLYCEROL 5-10% (W/V), 1.4-1.6 M AMMONIUM SULPHATE
Resolution 1.96 Å R-free 0.252
1E5I DELTA-R306 DEACETOXYCEPHALOSPORIN C SYNTHASE COMPLEXED WITH IRON AND 2-OXOGLUTARATE. Deposited 2000-07-26 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–306（306 aa） Fragment：RESIDUES 1-306
Not recorded FE2 FE (II) ION × 3 AKG 2-OXOGLUTARIC ACID × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；100 MM HEPES-NAOH, PH 7.0, 0.5 MM PB(OAC)2(OH2)2, 5 MM 2-OXOGLUTARATE, GLYCEROL 5-10% (W/V), 1.4-1.65 M AMMONIUM SULPHATE
Resolution 2.10 Å R-free 0.242
1E5I DELTA-R306 DEACETOXYCEPHALOSPORIN C SYNTHASE COMPLEXED WITH IRON AND 2-OXOGLUTARATE. Deposited 2000-07-26 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–306（306 aa） Fragment：RESIDUES 1-306
Not recorded FE2 FE (II) ION × 1 AKG 2-OXOGLUTARIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；100 MM HEPES-NAOH, PH 7.0, 0.5 MM PB(OAC)2(OH2)2, 5 MM 2-OXOGLUTARATE, GLYCEROL 5-10% (W/V), 1.4-1.65 M AMMONIUM SULPHATE
Resolution 2.10 Å R-free 0.242
1HJF Alteration of the co-substrate selectivity of deacetoxycephalosporin C synthase: The role of arginine-258 Deposited 2001-01-15 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–311（311 aa）
Mutation：YES FE2 FE (II) ION × 3 COI 2-OXO-4-METHYLPENTANOIC ACID × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；293 K；HANGING DROP AT 20 DEGREES C. 100 MM HEPES-NAOH, PH 7.0, 6% (W/V) GLYCEROL, 5 MM 2-OXO-4-METHYLPENTANOATE, 1.5-1.7 M AMMONIUM SULPHATE CRYSTALS SOAKED IN 5 MM IRON(II) SULPHATE IN MOTHER LIQUOR UNDER ANAEROBIC CONDITIONS BEFORE DATA COLLECTION.
Resolution 1.60 Å R-free 0.269
1HJG Alteration of the co-substrate selectivity of deacetoxycephalosporin C synthase: The role of arginine-258 Deposited 2001-01-15 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–311（311 aa）
Mutation：YES FE2 FE (II) ION × 3 KIV 3-METHYL-2-OXOBUTANOIC ACID × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；293 K；HANGING DROP AT 20 DEGREES C. 100 MM HEPES-NAOH, PH 7.0, 3% (W/V) GLYCEROL, 5 MM 2-OXO-3-METHYLBUTANOATE, 1.5-1.7 M AMMONIUM SULPHATE. CRYSTALS SOAKED IN 5 MM IRON(II) SULPHATE IN MOTHER LIQUOR UNDER ANAEROBIC CONDITIONS BEFORE DATA COLLECTION.
Resolution 1.50 Å R-free 0.241
1RXF DEACETOXYCEPHALOSPORIN C SYNTHASE COMPLEXED WITH FE(II) Deposited 1998-06-05 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–311（311 aa）
Not recorded FE FE (III) ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；pH 7.0
Resolution 1.50 Å R-free 0.142
1RXG DEACETOXYCEPHALOSPORIN C SYNTHASE COMPLEXED WITH FE(II) AND 2-OXOGLUTARATE Deposited 1998-06-05 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–311（311 aa）
Not recorded FE FE (III) ION × 3 SO4 SULFATE ION × 3 AKG 2-OXOGLUTARIC ACID × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；pH 7.0
Resolution 1.50 Å R-free 0.156
1UNB Deacetoxycephalosporin C synthase complexed with 2-oxoglutarate and ampicillin Deposited 2003-09-09 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–311（311 aa）
Not recorded FE2 FE (II) ION × 3 AKG 2-OXOGLUTARIC ACID × 3 PN1 (2S,6R)-6-{[(2R)-2-AMINO-2-PHENYLETHANOYL]AMINO}-3,3-DIMETHYL-7-OXO-4-THIA-1-AZABICYCLO[3.2.0]HEPTANE-2-CARBOXYLIC ACID × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.5；1.75M AMMONIUM SULPHATE, 5MM 2-OXOGLUTARATE,0.1M HEPESPH7.5, pH 7.50
Resolution 1.50 Å R-free 0.236
1UO9 Deacetoxycephalosporin C synthase complexed with succinate Deposited 2003-09-16 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–311（311 aa）
Not recorded FE2 FE (II) ION × 3 SIN SUCCINIC ACID × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.5；1.75M AMMONIUM SULPHATE, 5MM 2-OXOGLUTARATE,0.1M HEPES PH7.0, pH 7.50
Resolution 1.50 Å R-free 0.189
1UOB Deacetoxycephalosporin C synthase complexed with 2-oxoglutarate and penicillin G Deposited 2003-09-16 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–311（311 aa）
Not recorded FE2 FE (II) ION × 3 PNN PENICILLIN G × 3 AKG 2-OXOGLUTARIC ACID × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.5；1.75M AMMONIUM SULPHATE, 5MM 2-OXOGLUTARATE,0.1M HEPES PH7.5, pH 7.50
Resolution 1.70 Å R-free 0.236
1UOF Deacetoxycephalosporin C synthase complexed with Penicillin G Deposited 2003-09-16 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–311（311 aa）
Not recorded FE2 FE (II) ION × 3 PNN PENICILLIN G × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.5；1.75M AMMONIUM SULPHATE, 5MM 2-OXOGLUTARATE,0.1M HEPESPH7.5, pH 7.50
Resolution 1.60 Å R-free 0.231
1UOG Deacetoxycephalosporin C synthase complexed with deacetoxycephalosporin C Deposited 2003-09-17 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–311（311 aa）
Not recorded P1C DEACETOXYCEPHALOSPORIN-C × 3 FE2 FE (II) ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.5；1.75M AMMONIUM SULPHATE, 5MM 2-OXOGLUTARATE,0.1M HEPESPH7.5, pH 7.50
Resolution 1.70 Å R-free 0.242
1W28 Conformational flexibility of the C-terminus with implications for substrate binding and catalysis in a new crystal form of deacetoxycephalosporin C synthase Deposited 2004-06-30 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–311（311 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 8；100 MM HEPES-NAOH PH 8, 0.9-1.1 M AMSO4
Resolution 2.30 Å R-free 0.223
1W2A Deacetoxycephalosporin C synthase (with his-tag) complexed with Fe(II) and ethylene glycol Deposited 2004-07-01 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain X 1–311（311 aa）
Not recorded EDO 1,2-ETHANEDIOL × 2 FE FE (III) ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8；100 MM HEPES PH8, 0.9-1.1 M AMSO4, pH 8.00
Resolution 2.51 Å R-free 0.254
1W2N Deacetoxycephalosporin C synthase (with a N-terminal his-tag) in complex with Fe(II) and ampicillin Deposited 2004-07-07 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–311（311 aa）
Not recorded FE FE (III) ION × 1 PN1 (2S,6R)-6-{[(2R)-2-AMINO-2-PHENYLETHANOYL]AMINO}-3,3-DIMETHYL-7-OXO-4-THIA-1-AZABICYCLO[3.2.0]HEPTANE-2-CARBOXYLIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8；100 MM HEPES, PH 8 AND 0.9-1.1M AMSO4
Resolution 2.70 Å R-free 0.287
1W2O Deacetoxycephalosporin C synthase (with a N-terminal his-tag) in complex with Fe(II) and deacetoxycephalosporin C Deposited 2004-07-07 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–311（311 aa）
Not recorded FE FE (III) ION × 1 P1C DEACETOXYCEPHALOSPORIN-C × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8；100 MM HEPES PH 8, 0.9-1.1 M AMSO4
Resolution 3.00 Å R-free 0.334
2JB8 Deacetoxycephalosporin C synthase complexed with 5-hydroxy-4-keto valeric acid Deposited 2006-12-05 Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–311（311 aa）
Not recorded FE FE (III) ION × 3 HKV 4,5-DIOXOPENTANOIC ACID × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；pH 7.0
Resolution 1.53 Å R-free 0.249

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.