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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：O32504 New Search
11PDB entries
15Biological assembly
41chain/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
6A27 Crystal structure of PprA W183R mutant form 1 Deposited 2018-06-09 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 17–300（284 aa）
Chain B 17–300（284 aa）
Mutation：W183R Mutation：W183R SO4 SULFATE ION × 1 GOL GLYCEROL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；293 K；0.1 M Tris buffer (pH 8.5) containing 0.2 M LiSO4 and 30% PEG4000
Resolution 1.35 Å R-free 0.202
6A28 Crystal structure of PprA W183R mutant form 2 Deposited 2018-06-09 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 17–300（284 aa）
Chain B 17–300（284 aa）
Mutation：W183R Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：W183R Non-standard monomer：Yes (specific site not provided by mmCIF) SO4 SULFATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；293 K；0.1 M Tris buffer (pH 8.5) containing 0.2 M LiSO4 and 30% PEG4000
Resolution 2.19 Å R-free 0.235
6A29 Crystal structure of PprA A139R mutant Deposited 2018-06-09 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 17–300（284 aa）
Chain B 17–300（284 aa）
Mutation：A139R Mutation：A139R No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；293 K；0.1 M Tris buffer (pH 8.5) containing 0.2 M LiSO4 and 30% PEG3350
Resolution 2.40 Å R-free 0.271
6A29 Crystal structure of PprA A139R mutant Deposited 2018-06-09 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 17–300（284 aa）
Chain D 17–300（284 aa）
Mutation：A139R Mutation：A139R No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；293 K；0.1 M Tris buffer (pH 8.5) containing 0.2 M LiSO4 and 30% PEG3350
Resolution 2.40 Å R-free 0.271
6A29 Crystal structure of PprA A139R mutant Deposited 2018-06-09 Assembly 3 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain E 17–300（284 aa）
Chain F 17–300（284 aa）
Mutation：A139R Mutation：A139R No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；293 K；0.1 M Tris buffer (pH 8.5) containing 0.2 M LiSO4 and 30% PEG3350
Resolution 2.40 Å R-free 0.271
6A29 Crystal structure of PprA A139R mutant Deposited 2018-06-09 Assembly 4 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain G 17–300（284 aa）
Chain H 17–300（284 aa）
Mutation：A139R Mutation：A139R No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；293 K；0.1 M Tris buffer (pH 8.5) containing 0.2 M LiSO4 and 30% PEG3350
Resolution 2.40 Å R-free 0.271
6BDU Crystal structure of PprA from Deinococcus radiodurans Deposited 2017-10-24 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 25–300（276 aa）
Chain B 25–300（276 aa）
Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；293.15 K；Protein at 2.4mg/mL in 150mM KCl, 20mM Tris, pH 7.5 was mixed in 1:1 volume ratio with a solution of 0.2 M Lithium Citrate Tribasic and 20 % (w/v) PEG 3350. The drop was suspended over 1.5M Ammonium sulfate.
Resolution 2.00 Å R-free 0.236
6MC6 Crystal structure of PprA filament from Deinococcus radiodurans Deposited 2018-08-30 Assembly 1 Protein homooligomer Homooligomer；Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein count
Chain A 25–300（276 aa）
Chain B 25–300（276 aa）
Mutation：D180K, D184K Mutation：D180K, D184K No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；293.15 K；Protein at 4.5 mg/mL in 150 mM KCl, 20 mM Tris, pH 7.5 was mixed in 1:1 volume ratio with Wizard Classic 1 (Rigaku) #46 - a solution of 200 mM Lithium sulfate, 10% (w/v) PEG 8000 and 100 mM Imidazole/ HCl at pH 8.0. The drop was suspended over a 1.5M Ammonium sulfate dehydrating solution and incubated for about 5 weeks.
Resolution 2.75 Å R-free 0.260
6NEO Crystal structure of PprA filament from Deinococcus radiodurans Deposited 2018-12-18 Assembly 1 Protein homooligomer Homooligomer；Protein × 12 PDB declaration: dodecameric（12） Consistent with protein count
Chain B 25–300（276 aa）
Mutation：D180K, D184K No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；293.15 K；1:1 4.9 mg/mL protein in 150 mM potassium chloride, 20 mM Tris, pH 8.0 + Morpheus II-FX96 (Molecular Dimensions) condition H2 - 40 mM polyamines (spermine tetrahydrochloride, spermidine trihydrochloride, 1,4-diaminobutane dihydrochloride, DL-ornithine monohydrochloride), 50% v/v Precipitant Mix 6 (25% w/v PEG4000, 40% w/v 1,2,6-hexanetriol), 0.1 M Buffer System 4 (Gly-Gly, AMPD) at pH 6.5. The drop was suspended over a 1.5 M ammonium sulfate dehydrating solution and incubated at 20 degrees C for about 5 months.
Resolution 5.94 Å R-free 0.309
9OM8 Crystal structure of PprA S-F filament from Deinococcus radiodurans Deposited 2025-05-13 Assembly 1 Protein homooligomer Homooligomer；Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein count
Chain A 25–300（276 aa）
Chain B 25–300（276 aa）
Chain C 25–300（276 aa）
Chain D 25–300（276 aa）
Mutation：D180K, D184K Mutation：D180K, D184K Mutation：D180K, D184K Mutation：D180K, D184K No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293.15 K；1.0 ul of protein solution was mixed with 1.0 uL of crystallization solution and hung upside-down in a sealed chamber containing 1mL of well solution. | Protein solution: 3.5 mg/mL PprA (117 uM), 150mM KCl, 20mM Tris, pH 7.5 | Crystallization solution: 0.2M LiCl, 20% (w/v) PEG 3350 | Well solution: 1.4 M (NH4)2SO4
Resolution 2.83 Å R-free 0.275
9OR6 Crystal structure of PprA S-F-S tetramer from Deinococcus radiodurans Deposited 2025-05-21 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 25–300（276 aa）
Chain B 25–300（276 aa）
Mutation：D180K, D184K Mutation：D180K, D184K SPD SPERMIDINE × 6 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293.15 K；1.5 ul of protein solution was mixed with 1.0 uL of crystallization solution and hung upside-down in a sealed chamber containing 1mL of well solution. | Protein solution: 5.0 mg/mL PprA (168 uM), 43bp dsDNA (101 uM), 150mM KCl, 20mM Tris, pH 7.5, 1 mM MgCl2. | Crystallization solution (Molecular Dimensions - Morpheus 2 #94): 10 mM Spermine tetrahydrochloride, 10 mM Spermidine trihydrochloride, 10 mM 1,4 Diaminobutane dihydrochloride, 10 mM DL Ornithine monohydrochloride 0.1M Gly-Gly, AMPD, pH 8.5, 13% w/v PEG 4000, 21% w/v 1,2,6 Hexanetriol. | Well solution: 2.0 M Ammonium sulfate.
Resolution 2.90 Å R-free 0.248
9YI3 Crystal structure of PprA S-F filament from Deinococcus radiodurans Deposited 2025-10-01 Assembly 1 Protein homooligomer Homooligomer；Protein × 10 PDB declaration: decameric（10） Consistent with protein count
Chain A 25–300（276 aa）
Chain B 25–300（276 aa）
Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293.15 K；1.0 ul of protein solution was mixed with 2.0 uL of crystallization solution and hung upside-down in a sealed chamber containing 1mL of well solution. | Protein solution: 2.98 mg/mL PprA (100 uM), 150mM KCl, 20mM Tris, pH 7.5 | Crystallization solution: 800 mM LiCl, 32% (w/v) PEG 4000, 100 mM HEPES, pH 8.0 | Well solution: 0.8 M Ammonium sulfate
Resolution 1.82 Å R-free 0.275
9YL4 Crystal structure of PprA S-F filament from Deinococcus radiodurans Deposited 2025-10-08 Assembly 1 Protein homooligomer Homooligomer；Protein × 18 PDB declaration: octadecameric（18） Consistent with protein count
Chain A 25–300（276 aa）
Chain B 25–300（276 aa）
Chain C 25–300（276 aa）
Chain D 25–300（276 aa）
Chain E 25–300（276 aa）
Chain F 25–300（276 aa）
Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293.15 K；2.0 ul of protein solution was mixed with 1.0 uL of crystallization solution and hung upside-down in a sealed chamber containing 1mL of well solution. | Protein solution: 6.4 mg/mL PprA (214 uM), 150mM KCl, 20mM Tris, pH 7.5 | Crystallization solution (Molecular Dimensions - MCSG2 #82): 200 mM NaCl, 20% (w/v) PEG 8000, 100 mM CAPS:NaOH, pH 10.5 | Well solution: 1.25 M Ammonium sulfate
Resolution 3.70 Å R-free 0.283
9YL4 Crystal structure of PprA S-F filament from Deinococcus radiodurans Deposited 2025-10-08 Assembly 2 Protein homooligomer Homooligomer；Protein × 18 PDB declaration: octadecameric（18） Consistent with protein count
Chain G 25–300（276 aa）
Chain H 25–300（276 aa）
Chain I 25–300（276 aa）
Chain J 25–300（276 aa）
Chain K 25–300（276 aa）
Chain L 25–300（276 aa）
Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293.15 K；2.0 ul of protein solution was mixed with 1.0 uL of crystallization solution and hung upside-down in a sealed chamber containing 1mL of well solution. | Protein solution: 6.4 mg/mL PprA (214 uM), 150mM KCl, 20mM Tris, pH 7.5 | Crystallization solution (Molecular Dimensions - MCSG2 #82): 200 mM NaCl, 20% (w/v) PEG 8000, 100 mM CAPS:NaOH, pH 10.5 | Well solution: 1.25 M Ammonium sulfate
Resolution 3.70 Å R-free 0.283
9YUP Crystal structure of PprA S-F-S tetramer from Deinococcus radiodurans Deposited 2025-10-22 Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 25–300（276 aa）
Chain B 25–300（276 aa）
Chain C 25–300（276 aa）
Chain D 25–300（276 aa）
Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D180K, D184K Non-standard monomer：Yes (specific site not provided by mmCIF) FLC CITRATE ANION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；293.15 K；1.0 ul of protein solution was mixed with 1.0 uL of crystallization solution and hung upside-down in a sealed chamber containing 1mL of well solution. | Protein solution: 2.4 mg/mL PprA (73 uM), 150mM KCl, 20mM Tris, pH 7.5 | Crystallization solution: 400 mM Lithium citrate, 20% (w/v) PEG 3350 | Well solution: 1.5 M Ammonium sulfate
Resolution 2.07 Å R-free 0.236

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.