Current Protein Identity：Q9UIS9
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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 |
|---|---|---|---|---|---|---|---|
| 1D9N SOLUTION STRUCTURE OF THE METHYL-CPG-BINDING DOMAIN OF THE METHYLATION-DEPENDENT TRANSCRIPTIONAL REPRESSOR MBD1/PCM1 Deposited 1999-10-28 | Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count |
Chain A
1–75（75 aa）
Fragment：METHYL-CPG-BINDING DOMAIN OF MBD1
|
Not recorded | No recorded non-water small molecule | SOLUTION NMR |
NMR measurement conditions
pH 6.5；303 K；Ionic strength (raw mmCIF value) 50mM KCL；Pressure 1
NMR sample composition
1.3MM MBD U-15N,13C; 20MM PHOSPHATE BUFFER; 50MM KCL; 5MM DTT
|
Resolution not provided |
| 1IG4 Solution Structure of the Methyl-CpG-Binding Domain of Human MBD1 in Complex with Methylated DNA Deposited 2001-04-17 | Assembly 1 Protein–DNA Monomer；Protein × 1 PDB declaration: trimeric（3） Consistent with all polymers |
Chain A
1–75（75 aa）
Fragment：Methyl-CpG-binding domain
|
Not recorded | No recorded non-water small molecule | SOLUTION NMR |
NMR measurement conditions
pH 6.5；303 K
NMR sample composition
1.3mM MBD1(U-15N,13C)-DNA Complex; 20mM phosphate buffer | 90% H2O/10% D2O
NMR sample composition
1.3mM MBD1(U-15N,13C)-DNA Complex; 20mM phosphate buffer | 100% D2O
NMR sample composition
1mM MBD1(U-15N)-DNA Complex; 20mM phosphate buffer | 90% H2O/10% D2O
|
Resolution not provided |
| 4D4W Solution structure of human MBD1 CXXC1 domain Deposited 2014-10-31 | Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count |
Chain A
167–222（56 aa）
Fragment：RESIDUES 167-222
|
Not recorded | No recorded non-water small molecule | SOLUTION NMR |
NMR measurement conditions
pH 7.5；293 K；Ionic strength (raw mmCIF value) 0.25；Pressure 1.0
NMR measurement conditions
pH 7.5；293 K；Ionic strength (raw mmCIF value) 0.25；Pressure 1.0
NMR sample composition
95% H2O/5% D2O
|
Resolution not provided |
| 5W9Q Zinc finger region of MBD1 in complex with CpG DNA Deposited 2017-06-23 | Assembly 1 Protein–DNA Monomer；Protein × 1 PDB declaration: trimeric（3） Consistent with all polymers |
Chain A
330–388（59 aa）
Fragment：Zinc finger region (UNP residues 330-388)
|
Not recorded | ZN ZINC ION × 2 UNX UNKNOWN LIGAND × 8 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION；pH 7.5；291 K；25% PEG-400, 0.2 M magnesium chloride, 0.1 M hepes
|
Resolution 1.80 Å R-free 0.253 |
| 5W9Q Zinc finger region of MBD1 in complex with CpG DNA Deposited 2017-06-23 | Assembly 2 Protein–DNA Monomer；Protein × 1 PDB declaration: trimeric（3） Consistent with all polymers |
Chain B
330–388（59 aa）
Fragment：Zinc finger region (UNP residues 330-388)
|
Not recorded | ZN ZINC ION × 2 UNX UNKNOWN LIGAND × 8 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION；pH 7.5；291 K；25% PEG-400, 0.2 M magnesium chloride, 0.1 M hepes
|
Resolution 1.80 Å R-free 0.253 |
| 6D1T Complex of MBD1-MBD and methylated DNA Deposited 2018-04-12 | Assembly 1 Protein–DNA Monomer；Protein × 1 PDB declaration: trimeric（3） Consistent with all polymers |
Chain A
1–77（77 aa）
Fragment：residues 1-77
|
Not recorded | UNX UNKNOWN LIGAND × 12 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；pH 7.5；291 K；30% PEG-550-MME, 0.1 M magnesium chloride, 0.1 M HEPES
|
Resolution 2.25 Å R-free 0.269 |