Current Protein Identity：Q09I77
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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 |
|---|---|---|---|---|---|---|---|
| 5MHK ICP4 DNA-binding domain in complex with 19mer DNA duplex from its own promoter Deposited 2016-11-24 | Assembly 1 Protein–DNA Homooligomer；Protein × 3 PDB declaration: pentameric（5） Consistent with all polymers |
Chain C
258–487（230 aa）
Chain D
258–487（230 aa）
Chain J
283–286（4 aa）
Fragment：LIkely N-terminus of chain D, but chain connectivity is ambiguous
|
Not recorded | MG MAGNESIUM ION × 1 SO4 SULFATE ION × 3 CL CHLORIDE ION × 1 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；pH 5.5；277 K；0.2M Ammonium sulfate, 0.1 Bis/Tris pH 5.5 & 25% w/v PEG3350 [SG1 B8 Molecular Dimensions]. Cryoprotected with 20% PEG 200
|
Resolution 2.28 Å R-free 0.243 |
| 5MHK ICP4 DNA-binding domain in complex with 19mer DNA duplex from its own promoter Deposited 2016-11-24 | Assembly 2 Protein–DNA Homooligomer；Protein × 2 PDB declaration: tetrameric（4） Consistent with all polymers |
Chain A
258–487（230 aa）
Chain B
258–487（230 aa）
|
Not recorded | SO4 SULFATE ION × 4 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；pH 5.5；277 K；0.2M Ammonium sulfate, 0.1 Bis/Tris pH 5.5 & 25% w/v PEG3350 [SG1 B8 Molecular Dimensions]. Cryoprotected with 20% PEG 200
|
Resolution 2.28 Å R-free 0.243 |