TABLE 1.
Binding of MBD proteins to methylated DNA in gel shift experiments
DNA probe | No. of MeCpGs | Sequencea | Bindingb
|
Reference | |||
---|---|---|---|---|---|---|---|
MBD1 | MBD2 | MBD3 | MBD4 | ||||
GAM12 | 12 | GATCMGAMGAMGAMGAMGAMGAMGAMGAMGAMGAMGAMGATC | + | + | (+) | + | 27 |
GAM5 | 5 | CTAGAAMGAMGTGCMGAAGCTMGACCAGTGMGTGCTAG | + | + | (+) | + | 27 |
GAC | 0 | GATCCGACGACGACGACGACGACGACGACGACGACGACGATC | − | − | − | − | 27 |
MeCG11 | 27 | GTACCCAAGMGMGMGCCTGGMGCCMGGGCMGGCTCCAAGMGMGMGCCTGGMGCCMGGCAAGMGMGMGCCTGGMGCCMGGGCMGGGTCCAAGMGMGMGCCTGGMGCCMGGCCMGGGMGCCAGGMGMGMGCTTGGGG | + | + | (+) | ND | 30 |
CG11 | 0 | GTACCCAAGCGCGCGCCTGGCGCCCGGGCCGGCTCCAAGCGCGCGCCTGGCGCCCGGCAAGCGCGCGCCTGGCGCCCGGGCCGGGTCCAAGCGCGCGCCTGGCGCCCGGCCCGGGCGCCAGGCGCGCGCTTGGGG | − | − | − | ND | 30 |
NB-Ss | 6 | ATGGCTGAGGACTGGCTGGACTGCCMGGCCCTGGGCCCTGGCTGGAAGMGCMGMGAAGTCTTTMGCAAGTCAGGGGCCACCTGTGGAMGCTCAGACACCTATTACCAGAGCCCCACAGGAGACAG | + | + | − | − | This study |
NB-HH | 2 | ATGGCTGAGGACTGGCTGGACTGCCMGGCCCTGGGCCCTGGCTGGAAGMGCCGCGAAGTCTTTCGCAAGTCAGGGGCCACCTGTGGACGCTCAGACACCTATTACCAGAGCCCCACAGGAGACAG | + | + | − | − | This study |
NB | 0 | ATGGCTGAGGACTGGCTGGACTGCCCGGCCCTGGGCCCTGGCTGGAAGCGCCGCGAAGTCTTTCGCAAGTCAGGGGCCACCTGTGGACGCTCAGACACCTATTACCAGAGCCCCACAGGAGACAG | − | − | − | − | This study |
Me51 | 3 | GCCTTCAGMGCMGMGGATCCAGT | + | + | − | + | 20 |
51 | 0 | GCCTTCAGCGCCGCGGATCCAGT | − | − | − | − | 20 |
MeSm | 3 | AGCAGCMGMGCCAAMGCTGGGAG | + | + | − | − | 37a |
Sm | 0 | AGCAGCCGCGCCAACGCTGGGAG | − | − | − | − | 37a |
MM2 | 1 | TCAGATTCGCGCMGGCTGCGATAAGCT | + | + | − | + | This study |
MM1 | 0 | TCAGATTCGCGCCGGCTGCGATAAGCT | − | − | − | − | This study |
Sequence of one strand of double-stranded DNA probes used in gel shift assays. M, 5 methylcytosine. Methylated CpG dinucleotides are always methylated on both strands.
Binding of the protein to the DNA in band shift assays. Symbols: +, binding; −, no binding; (+), nonspecific binding. ND, not done.