Current Protein Identity：P07013
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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 |
|---|---|---|---|---|---|---|---|
| 1TXY E. coli PriB Deposited 2004-07-06 | Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain A
1–103（103 aa）
Chain B
1–103（103 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) 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 8.5；298 K；PEG 8000, Tris-HCl, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
|
Resolution 2.00 Å R-free 0.285 |
| 1V1Q Crystal structure of PriB- a primosomal DNA replication protein of Escherichia coli Deposited 2004-04-22 | Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain A
1–104（104 aa）
Chain B
1–104（104 aa）
|
Mutation：YES Mutation：YES | CYS CYSTEINE × 3 | X-RAY DIFFRACTION |
X-ray crystallization conditions
pH 5.7；pH 5.70
|
Resolution 2.10 Å R-free 0.263 |
| 1WOC Crystal structure of PriB Deposited 2004-08-13 | Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count |
Chain A
1–103（103 aa）
Chain B
1–103（103 aa）
Chain C
1–103（103 aa）
Chain D
1–103（103 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) 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；298 K；25%(v/v) MPD, 50mM Magnesium Chloride, 100mM Tris-HCl, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
|
Resolution 2.00 Å R-free 0.276 |
| 1WOC Crystal structure of PriB Deposited 2004-08-13 | Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain A
1–103（103 aa）
Chain D
1–103（103 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) 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；298 K；25%(v/v) MPD, 50mM Magnesium Chloride, 100mM Tris-HCl, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
|
Resolution 2.00 Å R-free 0.276 |
| 1WOC Crystal structure of PriB Deposited 2004-08-13 | Assembly 3 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain B
1–103（103 aa）
Chain C
1–103（103 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) 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；298 K；25%(v/v) MPD, 50mM Magnesium Chloride, 100mM Tris-HCl, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
|
Resolution 2.00 Å R-free 0.276 |
| 2CCZ Crystal structure of E. coli primosomol protein PriB bound to ssDNA Deposited 2006-01-19 | Assembly 1 Protein–DNA Homooligomer；Protein × 2 PDB declaration: trimeric（3） Consistent with all polymers |
Chain A
1–103（103 aa）
Chain B
1–103（103 aa）
|
Mutation：YES Mutation：YES | No recorded non-water small molecule | X-RAY DIFFRACTION |
X-ray crystallization conditions
pH 6.5；pH 6.50
|
Resolution 2.70 Å R-free 0.284 |
| 2PNH Escherichia coli PriB E39A variant Deposited 2007-04-24 | Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain A
1–104（104 aa）
Chain B
1–104（104 aa）
|
Mutation：E39A Mutation：E39A | No recorded non-water small molecule | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP；pH 8.5；298 K；8% polyethylene glycol 8000, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
|
Resolution 2.25 Å R-free 0.276 |
| 8FAK DNA replication fork binding triggers structural changes in the PriA DNA helicase that regulate the PriA-PriB replication restart pathway in E. coli Deposited 2022-11-28 | Assembly 1 Protein–DNA Heteromer；Protein × 3 PDB declaration: hexameric（6） Consistent with all polymers |
Chain A
1–104（104 aa）
Chain B
1–104（104 aa）
|
Not recorded | ZN ZINC ION × 2 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 8
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.22 Å |
| 9ZBT Visualization of PriA/PriB/DnaT complexes reveals mechanisms governing structure-specific assembly of the DNA replication restart primosome Deposited 2025-11-21 | Assembly 1 Protein–DNA Heteromer；Protein × 4 PDB declaration: heptameric（7） Consistent with all polymers |
Chain A
1–104（104 aa）
Chain B
1–104（104 aa）
|
Not recorded | ZN ZINC ION × 2 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 8；50 mM Tris-HCl, pH 8, 2 mM dithiothreitol, 5 mM ethylenediaminetetraacetic acid, 75 mM NaCl
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.22 Å |
| 9ZBU Visualization of PriA/PriB/DnaT complexes reveals mechanisms governing structure-specific assembly of the DNA replication restart primosome Deposited 2025-11-21 | Assembly 1 Protein–DNA Heteromer；Protein × 10 PDB declaration: tridecameric（13） Consistent with all polymers |
Chain A
2–100（99 aa）
Chain B
2–100（99 aa）
|
Not recorded | ZN ZINC ION × 2 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 8；50 mM Tris-HCl, pH 8, 2 mM dithiothreitol, 5 mM ethylenediaminetetraacetic acid, 75 mM NaCl
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.60 Å |