Study on the complexation between DNA and cationic porphyrin derivatives.
A water-soluble cationic porphyrin, 5,10,15,20-Tetra(N-methylpyridinium-4-yl)-21H,23H-porphyrin has been shown to intercalate selectively into the A3-G4 gap of C-quadruplexed DNA d(TTAGGG)4.
Ohyama
Takako
T
Department of Chemistry, University of Tsukuba, Tsukuba 305-8571, Japan.
Mita
Hajime
H
Yamamoto
Yasuhiko
Y
D001483:Base Sequence; D002942:Circular Dichroism; D004247:DNA / Q000737:chemistry* / Q000235:genetics; D009682:Magnetic Resonance Spectroscopy; D011166:Porphyrins / Q000032:analysis / Q000737:chemistry*
D011166:Porphyrins; C021096:tetra(4-N-methylpyridyl)porphine; D004247:DNA