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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：P31133 New Search
15PDB entries
27Biological assembly
27chain/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
1A99 PUTRESCINE RECEPTOR (POTF) FROM E. COLI Deposited 1998-04-17 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–370（344 aa）
Not recorded PUT 1,4-DIAMINOBUTANE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 5；PROTEIN WAS CRYSTALLIZED FROM 2M AMMONIUM SULFATE, 6% GLYCEROL, 200MM CACODYLATE BUFFER (PH 5), pH 5.0
Resolution 2.20 Å R-free 0.233
1A99 PUTRESCINE RECEPTOR (POTF) FROM E. COLI Deposited 1998-04-17 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 27–370（344 aa）
Not recorded PUT 1,4-DIAMINOBUTANE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 5；PROTEIN WAS CRYSTALLIZED FROM 2M AMMONIUM SULFATE, 6% GLYCEROL, 200MM CACODYLATE BUFFER (PH 5), pH 5.0
Resolution 2.20 Å R-free 0.233
1A99 PUTRESCINE RECEPTOR (POTF) FROM E. COLI Deposited 1998-04-17 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 27–370（344 aa）
Not recorded PUT 1,4-DIAMINOBUTANE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 5；PROTEIN WAS CRYSTALLIZED FROM 2M AMMONIUM SULFATE, 6% GLYCEROL, 200MM CACODYLATE BUFFER (PH 5), pH 5.0
Resolution 2.20 Å R-free 0.233
1A99 PUTRESCINE RECEPTOR (POTF) FROM E. COLI Deposited 1998-04-17 Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain D 27–370（344 aa）
Not recorded PUT 1,4-DIAMINOBUTANE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 5；PROTEIN WAS CRYSTALLIZED FROM 2M AMMONIUM SULFATE, 6% GLYCEROL, 200MM CACODYLATE BUFFER (PH 5), pH 5.0
Resolution 2.20 Å R-free 0.233
6YE0 E.coli's Putrescine receptor PotF complexed with Putrescine Deposited 2020-03-23 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 27–370（344 aa）
Not recorded PUT 1,4-DIAMINOBUTANE × 1 JFN (2R)-1-methoxypropan-2-amine × 2 ONW (2~{R})-1-[(2~{R})-1-(2-methoxyethoxy)propan-2-yl]oxypropan-2-amine × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.8；293 K；2.4 M Ammoniumsulfate, 0.1 M Bicine pH 8.8, 4.5% Jeffamine M600
Resolution 1.63 Å R-free 0.200
6YE0 E.coli's Putrescine receptor PotF complexed with Putrescine Deposited 2020-03-23 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–370（344 aa）
Not recorded PUT 1,4-DIAMINOBUTANE × 1 JFN (2R)-1-methoxypropan-2-amine × 1 ONT (2~{S})-1-(2-methoxyethoxy)propan-2-amine × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.8；293 K；2.4 M Ammoniumsulfate, 0.1 M Bicine pH 8.8, 4.5% Jeffamine M600
Resolution 1.63 Å R-free 0.200
6YE6 E.coli's Putrescine receptor PotF complexed with Agmatine Deposited 2020-03-24 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–370（344 aa）
Not recorded ONT (2~{S})-1-(2-methoxyethoxy)propan-2-amine × 2 JFN (2R)-1-methoxypropan-2-amine × 7 AG2 AGMATINE × 1 ONW (2~{R})-1-[(2~{R})-1-(2-methoxyethoxy)propan-2-yl]oxypropan-2-amine × 1 SO4 SULFATE ION × 1 CL CHLORIDE ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.8；293 K；2.4 M Ammoniumsulfate, 0.1 M Bicine pH 8.8, 7% Jeffamine M600
Resolution 1.56 Å R-free 0.185
6YE6 E.coli's Putrescine receptor PotF complexed with Agmatine Deposited 2020-03-24 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 27–370（344 aa）
Not recorded ONT (2~{S})-1-(2-methoxyethoxy)propan-2-amine × 2 JFN (2R)-1-methoxypropan-2-amine × 8 AG2 AGMATINE × 1 SO4 SULFATE ION × 3 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.8；293 K；2.4 M Ammoniumsulfate, 0.1 M Bicine pH 8.8, 7% Jeffamine M600
Resolution 1.56 Å R-free 0.185
6YE7 E.coli's Putrescine receptor PotF complexed with Cadaverine Deposited 2020-03-24 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–370（344 aa）
Not recorded N2P PENTANE-1,5-DIAMINE × 1 EDO 1,2-ETHANEDIOL × 12 PG4 TETRAETHYLENE GLYCOL × 1 PEG DI(HYDROXYETHYL)ETHER × 1 PGE TRIETHYLENE GLYCOL × 1 TAM TRIS(HYDROXYETHYL)AMINOMETHANE × 1 CL CHLORIDE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.8；293 K；0.1 M Bicine pH 8.8, 2.4 M Ammoniumsulfate, 5% PEG 3550
Resolution 1.60 Å R-free 0.194
6YE7 E.coli's Putrescine receptor PotF complexed with Cadaverine Deposited 2020-03-24 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 27–370（344 aa）
Not recorded N2P PENTANE-1,5-DIAMINE × 1 EDO 1,2-ETHANEDIOL × 11 PEG DI(HYDROXYETHYL)ETHER × 1 CL CHLORIDE ION × 1 P33 3,6,9,12,15,18-HEXAOXAICOSANE-1,20-DIOL × 1 MLI MALONATE ION × 1 1PE PENTAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.8；293 K；0.1 M Bicine pH 8.8, 2.4 M Ammoniumsulfate, 5% PEG 3550
Resolution 1.60 Å R-free 0.194
6YE8 E.coli's Putrescine receptor PotF complexed with Spermidine Deposited 2020-03-24 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–370（344 aa）
Not recorded SPD SPERMIDINE × 1 JFN (2R)-1-methoxypropan-2-amine × 3 ONT (2~{S})-1-(2-methoxyethoxy)propan-2-amine × 1 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.8；293 K；2.4 M Ammoniumsulfate, 0.1 M Bicine pH 8.8, 10% Jeffamine M600
Resolution 1.50 Å R-free 0.183
6YE8 E.coli's Putrescine receptor PotF complexed with Spermidine Deposited 2020-03-24 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 27–370（344 aa）
Not recorded SPD SPERMIDINE × 1 JFN (2R)-1-methoxypropan-2-amine × 4 ONT (2~{S})-1-(2-methoxyethoxy)propan-2-amine × 1 CL CHLORIDE ION × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.8；293 K；2.4 M Ammoniumsulfate, 0.1 M Bicine pH 8.8, 10% Jeffamine M600
Resolution 1.50 Å R-free 0.183
6YEB E.coli's Putrescine receptor PotF in its closed apo state Deposited 2020-03-24 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–370（344 aa）
Not recorded GOL GLYCEROL × 1 PGE TRIETHYLENE GLYCOL × 1 PEG DI(HYDROXYETHYL)ETHER × 1 EDO 1,2-ETHANEDIOL × 7 SO4 SULFATE ION × 2 CL CHLORIDE ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.8；293 K；2.4 M Ammoniumsulfate, 0.1 M Bicine pH 8.8, 5% PEG 3550
Resolution 1.97 Å R-free 0.219
6YEB E.coli's Putrescine receptor PotF in its closed apo state Deposited 2020-03-24 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 27–370（344 aa）
Not recorded PEG DI(HYDROXYETHYL)ETHER × 5 EDO 1,2-ETHANEDIOL × 10 SO4 SULFATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.8；293 K；2.4 M Ammoniumsulfate, 0.1 M Bicine pH 8.8, 5% PEG 3550
Resolution 1.97 Å R-free 0.219
6YEC E.coli's Putrescine receptor PotF complexed with Spermine Deposited 2020-03-24 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 27–370（344 aa）
Not recorded SPM SPERMINE × 1 EDO 1,2-ETHANEDIOL × 9 PEG DI(HYDROXYETHYL)ETHER × 1 PGE TRIETHYLENE GLYCOL × 1 SO4 SULFATE ION × 3 CL CHLORIDE ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.8；293 K；2.4 M Ammoniumsulfate, 0.1 M Bicine pH 8.8, 5% PEG 3550
Resolution 2.09 Å R-free 0.240
6YEC E.coli's Putrescine receptor PotF complexed with Spermine Deposited 2020-03-24 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–370（344 aa）
Not recorded SPM SPERMINE × 1 EDO 1,2-ETHANEDIOL × 6 PEG DI(HYDROXYETHYL)ETHER × 1 PGE TRIETHYLENE GLYCOL × 1 SO4 SULFATE ION × 2 CL CHLORIDE ION × 3 GOL GLYCEROL × 1 PG4 TETRAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.8；293 K；2.4 M Ammoniumsulfate, 0.1 M Bicine pH 8.8, 5% PEG 3550
Resolution 2.09 Å R-free 0.240
6YED E.coli's Putrescine receptor PotF in its open apo state Deposited 2020-03-24 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–370（344 aa）
Not recorded PGE TRIETHYLENE GLYCOL × 1 PEG DI(HYDROXYETHYL)ETHER × 2 EDO 1,2-ETHANEDIOL × 11 CL CHLORIDE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.2；293 K；0.1 M Tris pH 7.2, 0.2 M NaCl, 35% PEG 3000
Resolution 2.18 Å R-free 0.273
6YED E.coli's Putrescine receptor PotF in its open apo state Deposited 2020-03-24 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 27–370（344 aa）
Not recorded PEG DI(HYDROXYETHYL)ETHER × 4 EDO 1,2-ETHANEDIOL × 4 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.2；293 K；0.1 M Tris pH 7.2, 0.2 M NaCl, 35% PEG 3000
Resolution 2.18 Å R-free 0.273
7OYT E.coli's putrescine receptor variant PotF/D (4JDF) with mutations E39D F88L in complex with spermidine Deposited 2021-06-25 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–370（344 aa）
Mutation：S38T, S87Y, F88L, A182D, D247S, F276W, L348Q SPD SPERMIDINE × 1 GOL GLYCEROL × 2 ACT ACETATE ION × 1 EDO 1,2-ETHANEDIOL × 17 PEG DI(HYDROXYETHYL)ETHER × 2 PGE TRIETHYLENE GLYCOL × 1 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；293 K；0.1 M Sodium acetate pH 4.6, 0.2 M Ammonium acetate, 30% PEG 4000
Resolution 1.60 Å R-free 0.209
7OYU E.coli's putrescine receptor variant PotF/D (4JDF) with mutations E39D Y87S F88Y in complex with spermidine Deposited 2021-06-25 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–370（344 aa）
Mutation：S38T, F88Y, A182D, D247S, F276W, L348Q PGE TRIETHYLENE GLYCOL × 1 EDO 1,2-ETHANEDIOL × 7 PEG DI(HYDROXYETHYL)ETHER × 1 SPD SPERMIDINE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；293 K；0.1 M Sodium acetate pH 4.6, 0.2 M Ammonium acetate, 30% PEG 4000
Resolution 1.95 Å R-free 0.242
7OYX E.coli's putrescine receptor variant PotF/D (4JDF) with mutations E39D Y87S F88Y S247D in complex with spermidine Deposited 2021-06-25 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–370（344 aa）
Mutation：S38T, F88Y, A182D, F276W, L348Q SPD SPERMIDINE × 1 3IE (2~{S})-1-methoxypropan-2-amine × 2 4SW (2~{S})-1-[(2~{R})-1-(2-methoxyethoxy)propan-2-yl]oxypropan-2-amine × 1 CL CHLORIDE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.3；293 K；2.4 M AmSO4 + 0.1 M Bicine pH 8.3 + 4.5% Jeffamine M600
Resolution 1.37 Å R-free 0.193
7OYX E.coli's putrescine receptor variant PotF/D (4JDF) with mutations E39D Y87S F88Y S247D in complex with spermidine Deposited 2021-06-25 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 27–370（344 aa）
Mutation：S38T, F88Y, A182D, F276W, L348Q SPD SPERMIDINE × 1 3IE (2~{S})-1-methoxypropan-2-amine × 3 CL CHLORIDE ION × 1 4RH (2~{R})-1-(2-methoxyethoxy)propan-2-amine × 1 3IK (2~{R})-1-[(2~{R})-1-[(2~{S})-1-[(2~{S})-1-(2-methoxyethoxy)propan-2-yl]oxypropan-2-yl]oxypropan-2-yl]oxypropan-2-amine × 1 ONT (2~{S})-1-(2-methoxyethoxy)propan-2-amine × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.3；293 K；2.4 M AmSO4 + 0.1 M Bicine pH 8.3 + 4.5% Jeffamine M600
Resolution 1.37 Å R-free 0.193
7OYY E.coli's putrescine receptor variant PotF/D (4JDF) with mutation S247D in complex with spermidine Deposited 2021-06-25 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–370（344 aa）
Mutation：S38T, D39E, S87Y, A182D, F276W, L348Q SPD SPERMIDINE × 1 GOL GLYCEROL × 1 EDO 1,2-ETHANEDIOL × 3 PEG DI(HYDROXYETHYL)ETHER × 1 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；293 K；0.1 M MES pH 5, 30% PEG 6000
Resolution 1.36 Å R-free 0.186
7OYZ E.coli's putrescine receptor variant PotF/D in complex with spermidine Deposited 2021-06-25 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–370（344 aa）
Mutation：S38T, D39E, S87Y, A182D, D247S, F276W, L348Q SPD SPERMIDINE × 1 EDO 1,2-ETHANEDIOL × 1 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.5；293 K；25% (w/v) PEG 3350, 0.1M Sodium Acetate, pH 4.5
Resolution 1.49 Å R-free 0.215
8ASZ PotF with mutations S87Y and A182D in complex with Agmatine Deposited 2022-08-22 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–370（344 aa）
Mutation：S87Y, A182D AG2 AGMATINE × 1 EDO 1,2-ETHANEDIOL × 10 GOL GLYCEROL × 2 PEG DI(HYDROXYETHYL)ETHER × 2 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；293 K；0.17 M AmAcetate, 0.085 M NaAcetate pH 4.6, 30% PEG 4000, 15% Glycerol
Resolution 1.28 Å R-free 0.209
8AT0 PotF with mutation D247K Deposited 2022-08-22 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 29–370（342 aa）
Mutation：D247K ONT (2~{S})-1-(2-methoxyethoxy)propan-2-amine × 2 SO4 SULFATE ION × 2 JFN (2R)-1-methoxypropan-2-amine × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 9；293 K；2.4 M AmSO4, 0.1 M Bicine pH 9, 10% Jeffamine M600 pH7.0
Resolution 2.00 Å R-free 0.243
8AT0 PotF with mutation D247K Deposited 2022-08-22 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 29–370（342 aa）
Mutation：D247K ONT (2~{S})-1-(2-methoxyethoxy)propan-2-amine × 1 SO4 SULFATE ION × 2 JFN (2R)-1-methoxypropan-2-amine × 1 MLI MALONATE ION × 1 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 9；293 K；2.4 M AmSO4, 0.1 M Bicine pH 9, 10% Jeffamine M600 pH7.0
Resolution 2.00 Å R-free 0.243

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.