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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：P0A7D4 New Search
22PDB entries
24Biological assembly
29chain/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
1ADE STRUCTURE OF ADENYLOSUCCINATE SYNTHETASE PH 7 AT 25 DEGREES CELSIUS Deposited 1995-09-14 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Chain B 1–431（431 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；pH 7.0
Resolution 2.00 Å
1ADI STRUCTURE OF ADENYLOSUCCINATE SYNTHETASE AT PH 6.5 AND 25 DEGREES CELSIUS Deposited 1995-09-14 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Chain B 1–431（431 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.50 Å
1CG0 STRUCTURE OF ADENYLOSUCCINATE SYNTHETASE FROM E. COLI COMPLEXED WITH HADACIDIN, GDP, 6-PHOSPHORYL-IMP, AND MG2+ Deposited 1999-03-26 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Not recorded MG MAGNESIUM ION × 2 HDA HADACIDIN × 2 IMO 6-O-PHOSPHORYL INOSINE MONOPHOSPHATE × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；13% PEG 8000, 100MM NA-CACODYLATE(PH 6.5)
Resolution 2.50 Å R-free 0.259
1CG1 STRUCTURE OF THE MUTANT (K16Q) OF ADENYLOSUCCINATE SYNTHETASE FROM E. COLI COMPLEXED WITH HADACIDIN, GDP, 6-PHOSPHORYL-IMP, AND MG2+ Deposited 1999-03-26 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Mutation：K16Q MG MAGNESIUM ION × 2 HDA HADACIDIN × 2 IMO 6-O-PHOSPHORYL INOSINE MONOPHOSPHATE × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；13% PEG 8000, 100MM NA-CACODYLATE(PH 6.5)
Resolution 2.50 Å R-free 0.249
1CG3 STRUCTURE OF THE MUTANT (R143L) OF ADENYLOSUCCINATE SYNTHETASE FROM E. COLI COMPLEXED WITH HADACIDIN, GDP, 6-PHOSPHORYL-IMP, AND MG2+ Deposited 1999-03-26 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Mutation：R143L MG MAGNESIUM ION × 2 HDA HADACIDIN × 2 IMO 6-O-PHOSPHORYL INOSINE MONOPHOSPHATE × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；13% PEG 8000, 100MM NA-CACODYLATE(PH 6.5)
Resolution 2.50 Å R-free 0.232
1CG4 STRUCTURE OF THE MUTANT (R303L) OF ADENYLOSUCCINATE SYNTHETASE FROM E. COLI COMPLEXED WITH, GDP, 6-PHOSPHORYL-IMP, AND MG2+ Deposited 1999-03-26 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Mutation：R303L MG MAGNESIUM ION × 2 IMO 6-O-PHOSPHORYL INOSINE MONOPHOSPHATE × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；13% PEG 8000, 100MM NA-CACODYLATE(PH 6.5)
Resolution 2.50 Å R-free 0.252
1CH8 STRUCTURE OF ADENYLOSUCCINATE SYNTHETASE FROM E. COLI COMPLEXED WITH A STRINGENT EFFECTOR, PPG2':3'P Deposited 1999-03-31 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–431（431 aa）
Not recorded NO3 NITRATE ION × 1 MG MAGNESIUM ION × 1 GPX GUANOSINE 5'-DIPHOSPHATE 2':3'-CYCLIC MONOPHOSPHATE × 1 HDA HADACIDIN × 1 IMP INOSINIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；16% PEG 8000, 100MM NA-CACODYLATE (PH 6.5)
Resolution 2.50 Å R-free 0.250
1CH8 STRUCTURE OF ADENYLOSUCCINATE SYNTHETASE FROM E. COLI COMPLEXED WITH A STRINGENT EFFECTOR, PPG2':3'P Deposited 1999-03-31 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Not recorded NO3 NITRATE ION × 2 MG MAGNESIUM ION × 2 GPX GUANOSINE 5'-DIPHOSPHATE 2':3'-CYCLIC MONOPHOSPHATE × 2 HDA HADACIDIN × 2 IMP INOSINIC ACID × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；16% PEG 8000, 100MM NA-CACODYLATE (PH 6.5)
Resolution 2.50 Å R-free 0.250
1CIB STRUCTURE OF ADENYLOSUCCINATE SYNTHETASE FROM E. COLI COMPLEXED WITH GDP, IMP, HADACIDIN, AND NO3 Deposited 1999-03-31 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–431（431 aa）
Not recorded NO3 NITRATE ION × 1 MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 HDA HADACIDIN × 1 IMP INOSINIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；16% PEG 8000, 100MM NA-CACODYLATE (PH 6.5)
Resolution 2.30 Å R-free 0.240
1CIB STRUCTURE OF ADENYLOSUCCINATE SYNTHETASE FROM E. COLI COMPLEXED WITH GDP, IMP, HADACIDIN, AND NO3 Deposited 1999-03-31 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Not recorded NO3 NITRATE ION × 2 MG MAGNESIUM ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 2 HDA HADACIDIN × 2 IMP INOSINIC ACID × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；16% PEG 8000, 100MM NA-CACODYLATE (PH 6.5)
Resolution 2.30 Å R-free 0.240
1GIM CRYSTAL STRUCTURE OF ADENYLOSUCCINATE SYNTHETASE FROM ESCHERICHIA COLI COMPLEXED WITH GDP, IMP, HADACIDIN, NO3-, AND MG2+. DATA COLLECTED AT 100K (PH 6.5) Deposited 1996-06-15 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Not recorded MG MAGNESIUM ION × 2 NO3 NITRATE ION × 2 HDA HADACIDIN × 2 IMP INOSINIC ACID × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.5
Resolution 2.50 Å R-free 0.273
1GIN CRYSTAL STRUCTURE OF ADENYLOSUCCINATE SYNTHETASE FROM ESCHERICHIA COLI COMPLEXED WITH GDP, IMP, HADACIDIN, NO3-, AND MG2+. DATA COLLECTED AT 298K (PH 6.5). Deposited 1996-06-18 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Not recorded MG MAGNESIUM ION × 2 NO3 NITRATE ION × 2 HDA HADACIDIN × 2 IMP INOSINIC ACID × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.5
Resolution 2.80 Å R-free 0.232
1HON STRUCTURE OF GUANINE NUCLEOTIDE (GPPCP) COMPLEX OF ADENYLOSUCCINATE SYNTHETASE FROM ESCHERICHIA COLI AT PH 6.5 AND 25 DEGREE CELSIUS Deposited 1996-04-26 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Chain B 1–431（431 aa）
Not recorded GNH AMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；NATIVE P212121 CRYSTALS WERE SOAKED WITH GPPNP+MG(+2), pH 6.5
Resolution 2.30 Å R-free 0.230
1HOO STRUCTURE OF GUANINE NUCLEOTIDE (GPPCP) COMPLEX OF ADENYLOSUCCINATE SYNTHETASE FROM E. COLI AT PH 6.5 AND 25 DEGREES CELSIUS Deposited 1996-04-26 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Chain B 1–431（431 aa）
Not recorded GNH AMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；SOAK OF THE NATIVE P 21 21 21 CRYSTAL WITH GPPNP., pH 6.5
Resolution 2.30 Å R-free 0.210
1HOP STRUCTURE OF GUANINE NUCLEOTIDE (GPPCP) COMPLEX OF ADENYLOSUCCINATE SYNTHETASE FROM ESCHERICHIA COLI AT PH 6.5 AND 25 DEGREES CELSIUS Deposited 1996-04-26 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Chain B 1–431（431 aa）
Not recorded GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；NATIVE P212121 CRYSTALS WERE SOAKED WITH 5'-GUANOSYL-METHYLENE-TRIPHOSPHATE., pH 6.5
Resolution 2.30 Å R-free 0.227
1JUY REFINED CRYSTAL STRUCTURE OF ADENYLOSUCCINATE SYNTHETASE FROM ESCHERICHIA COLI COMPLEXED WITH HYDANTOCIDIN 5'-PHOSPHATE GDP, HPO4(2-), MG2+, AND HADACIDIN Deposited 1996-09-25 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Not recorded MG MAGNESIUM ION × 2 PI HYDROGENPHOSPHATE ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 2 H5P HYDANTOCIDIN-5'-PHOSPHATE × 2 HDA HADACIDIN × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.50 Å R-free 0.250
1KJX IMP Complex of E. Coli Adenylosuccinate Synthetase Deposited 2001-12-05 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–432（432 aa）
Not recorded IMP INOSINIC ACID × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.8；293 K；PEG 8000, HEPES, magnesium acetate, IMP, pH 6.8, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.60 Å R-free 0.283
1KSZ ENTRAPMENT OF 6-THIOPHOSPHORYL-IMP IN THE ACTIVE SITE OF CRYSTALLINE ADENYLOSUCCINATE SYNTHETASE FROM ESCHERICHIA COLI, DATA COLLECTED AT 298K Deposited 1997-01-14 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Not recorded MG MAGNESIUM ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 2 HDA HADACIDIN × 2 PGS 2-DEAZO-6-THIOPHOSPHATE GUANOSINE-5'-MONOPHOSPHATE × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.80 Å R-free 0.250
1NHT ENTRAPMENT OF 6-THIOPHOSPHORYL-IMP IN THE ACTIVE SITE OF CRYSTALLINE ADENYLOSUCCINATE SYNTHETASE FROM ESCHERICHIA COLI DATA COLLECTED AT 100K Deposited 1997-01-12 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Not recorded MG MAGNESIUM ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 2 HDA HADACIDIN × 2 PGS 2-DEAZO-6-THIOPHOSPHATE GUANOSINE-5'-MONOPHOSPHATE × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.50 Å R-free 0.255
1QF4 DESIGN, SYNTHESIS, AND X-RAY CRYSTAL STRUCTURE OF AN ENZYME BOUND BISUBSTRATE HYBRID INHIBITOR OF ADENYLOSUCCINATE SYNTHETASE Deposited 1999-04-06 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 2–432（431 aa）
Not recorded PO4 PHOSPHATE ION × 2 MG MAGNESIUM ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 2 RPD (C8-R)-HYDANTOCIDIN 5'-PHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6；pH 6.0
Resolution 2.20 Å R-free 0.247
1QF5 DESIGN, SYNTHESIS, AND X-RAY CRYSTAL STRUCTURE OF AN ENZYME BOUND BISUBSTRATE HYBRID INHIBITOR OF ADENYLOSUCCINATE SYNTHETASE Deposited 1999-04-06 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 2–432（431 aa）
Not recorded PO4 PHOSPHATE ION × 2 MG MAGNESIUM ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 2 RPL (C8-S)-HYDANTOCIDIN 5'-PHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.5
Resolution 2.00 Å R-free 0.228
1SON ADENYLOSUCCINATE SYNTHETASE IN COMPLEX WITH THE NATURAL FEEDBACK INHIBITOR AMP Deposited 1996-05-07 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Not recorded AMP ADENOSINE MONOPHOSPHATE × 2 BME BETA-MERCAPTOETHANOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8.6；pH 8.6
Resolution 2.55 Å
1SOO ADENYLOSUCCINATE SYNTHETASE INHIBITED BY HYDANTOCIDIN 5'-MONOPHOSPHATE Deposited 1996-05-07 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Not recorded SO4 SULFATE ION × 6 NA SODIUM ION × 2 H5P HYDANTOCIDIN-5'-PHOSPHATE × 2 BME BETA-MERCAPTOETHANOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 4.7；pH 4.7
Resolution 2.60 Å
2GCQ Fully ligated E.Coli Adenylosuccinate Synthetase with GTP, 2'-deoxy-IMP and Hadacidin Deposited 2006-03-14 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–431（431 aa）
Not recorded MG MAGNESIUM ION × 2 DOI 9-(2-DEOXY-5-O-PHOSPHONO-BETA-D-ERYTHRO-PENTOFURANOSYL)-6-(PHOSPHONOOXY)-9H-PURINE × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 2 HDA HADACIDIN × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.00 Å R-free 0.251

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.