Protein
Modification methylase BsuFI
Organism
Bacillus subtilis
Function
This methylase recognizes the double-stranded sequence CCGG, causes specific methylation on C-1 on both strands, and protects the DNA from cleavage by the BsuFI endonuclease.
Similarity
Belongs to the class I-like SAM-binding methyltransferase superfamily. C5-methyltransferase family.
Sequence
MRGGNRLGAGRKVIPESEKKKRKSVYITDKLYTRIMDTDIENCNNFSQKCMALIELAMENLNKNNQEHSVKRNNILMVRDTKSTYNKTNNNFEKQNRGIKLTFIDLFAGIGGIRLGFEDKYTKCVFSSEWDKYAAQTYEANYGEKPHGDITKINENDIPDQDVLLAGFPCQPFSNIGKREGFAHERRNIIFDVLRILKKKQPKMFLLENVKGLLTNDNGNTFRVILDNLKSLGYSVFYEVMDAQNFGLPQRRERIVIVGFHPDLGINDFSFPKGNPDNKVPINAILEHNPTGYSISKRLQESYLFKKDDGKPQIVDFRCTYQVNTLVASYHKIQRLTGTFVKDGETGLRLFSELELKRLMGFPVDFKVPVSRTQMYRQFGNSVAVPMIKAVAGAMKERLLLAEMQVLKK