Current Protein Identity：Q9NR83
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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 |
|---|---|---|---|---|---|---|---|
| 7DTA Solution structure of the C-clamp domain from human HDBP1 in complex with DNA Deposited 2021-01-04 | Assembly 1 Protein–DNA Monomer；Protein × 1 PDB declaration: trimeric（3） Consistent with all polymers |
Chain A
355–387（33 aa）
|
Not recorded | ZN ZINC ION × 1 | SOLUTION NMR |
NMR measurement conditions
pH 7；298 K；Ionic strength (raw mmCIF value) 10 mM sodium phosphate, 10 mM NaCl；Pressure 1
NMR sample composition
0.5 mM [U-13C; U-15N] C-clamp, 0.5 mM HD5-DNA, 95% H2O/5% D2O | 95% H2O/5% D2O
|
Resolution not provided |
| 9Z44 Isoreticular co-crystal 1 with symmetrical expanded duplex (31mer) containing insert sequence CCCGGCCGGA and loaded with C-clamp domain Deposited 2025-11-08 | Assembly 1 Protein–DNA Heteromer；Protein × 2 PDB declaration: tetrameric（4） Consistent with all polymers |
Chain D
355–387（33 aa）
|
Not recorded | No recorded non-water small molecule | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；pH 6.5；298 K；60mM magnesium acetate, 1.8M lithium sulfate, 50mM MES pH 6.5.The crystal was crosslinked with 50 mg/mL EDC overnight, and then looped into a solution of 50mM potassium chloride, 4mM calcium chloride, 10% glycerol, and 10mM Tris hydrochloride for 1 hour. The drop was then supplemented with 90 micromolar C-clamp
|
Resolution 7.20 Å R-free 0.345 |