Table 2. Electronic absorption spectra of P2 and
P3 in the visible region. Molar absorption coefficients e
are in parentheses
| |
R |
l max/nm
(e /mM-1 cm-1) |
| P2/methanol |
- |
514 (16.8) |
548 (8.9) |
590 (5.4) |
647 (5.1) |
| P3/methanol |
- |
514 (11.7) |
549 (5.8) |
591 (3.7) |
646 (2.8) |
| P2/buffer |
- |
521 (11.6) |
556 (7.1) |
594 (4.1) |
650 (4.3) |
| P3/buffer |
- |
519 (8.6) |
554 (5.2) |
590 (3.3) |
646 (3.0) |
| P2/poly(dA-dT)2 |
0.027 |
521 (14.1) |
556 (8.6) |
594 (5.0) |
650 (5.0) |
| P3/poly(dA-dT)2 |
0.027-0.10 |
521 (10.3) |
556 (6.1) |
594 (3.7) |
649 (3.2) |
| P2/poly(dG-dC)2 |
0.036-0.18 |
521 (13.7) |
556 (8.6) |
594 (5.3) |
650 (5.1) |
| P3/poly(dG-dC)2 |
0.028-0.17 |
519 (9.6) |
555 (5.8) |
592 (3.4) |
646 (2.7) |
|