Table A2.
Product ion data for anabaenopeptin type peptides. Masses are given in Dalton rounded to the nearest integer. Leucine and isoleucine cannot be distinguished from the LC-MS/MS data, these amino acids have been deduced from the nearest literary results.
| Compound | [M + H]+ m/z | RT min | Amino Acid Sequence | Ring-CO | Ring | X6-X2-X3-X4 | X5-X6-X2-X3 | X2-X3-X4 |
|---|---|---|---|---|---|---|---|---|
| ANA B | 837.7 | 5 | Arg-CO-[Lys-Val-Hty-MeAla-Phe] | 663 | 637 | 552 | 460 | 405 |
| ANA F | 851.7 | 5.3 | Arg-CO-[Lys-Ile-Hty-MeAla-Phe] | 677 | 651 | 566 | 474 | 419 |
| ANA A | 844.7 | 6.6 | Tyr-CO-[Lys-Val-Hty-MeAla-Phe] | 663 | 637 | 552 | 460 | 405 |
| OSC Y | 858.6 | 7 | Tyr-CO-[Lys-Ile-Hty-MeAla-Phe] | 677 | 651 | 566 | 474 | 419 |
| ANA 828 | 828.6 | 7.7 | Tyr-CO-[Lys-Val-Hph-MeAla-Phe] | 647 | 621 | 536 | 460 | 389 |
| ANA 842 | 842.7 | 8 | Tyr-CO-[Lys-Ile-Hph-MeAla-Phe] | 661 | 635 | 550 | 474 | 403 |
| ANA 916 | 916.9 | 6.9 | Tyr-CO-[Lys-Val-Hty-MeHty-Ile] | 735 | 709 | 518 | 532 | 405 |
| ANA 930 | 930.6 | 7.1 | Tyr-CO-[Lys-Ile-Hty-MeHty-Ile] | 749 | 723 | 532 | 546 | 419 |
| ANA 852 | 852.8 | 7.3 | Tyr-CO-[Lys-X3-X4-X5-X6] | 733 | 707 | nd | nd | nd |
| ANA 866 | 866.7 | 7.6 | Tyr-CO-[Lys-X3-X4-X5-X6] | 747 | 721 | nd | nd | nd |
| ANA 856 | 856.7 | 8.2 | Tyr-CO-[Lys-X3-X4-X5-X6] | 711 | 685 | nd | nd | nd |
| ANA 870 | 870.7 | 8.5 | Tyr-CO-[Lys-X3-X4-X5-X6] | 757 | 731 | nd | nd | nd |
| ANA 872 | 872.6 | 7.2 | Tyr-CO-[Lys-X3-X4-X5-X6] | 679 | 653 | nd | nd | nd |
| ANA 886 | 886.7 | 7.4 | MeHty-CO-[Lys-Val-Hty-MeAla-MeLeu] | 643 | 617 | 532 | 440 | 405 |
| ANA 900 | 900.7 | 7.8 | MeHty-CO-[Lys-Ile-Hty-MeAla-MeLeu] | 657 | 631 | 546 | 454 | 419 |
| ANA 914 | 914.8 | 8 | MeHty-CO-[Lys-Val-Hph-MeAla-Phe] | 647 | 621 | 536 | 460 | 389 |
| ANA 928 | 928.7 | 7.9 | MeHty-CO-[Lys-Ile-Hph-MeAla-Phe] | 661 | 635 | 550 | 474 | 403 |
| ANA 892 | 892.7 | 6 | MeHty-CO-[Lys-Val-Hty-MeAla-Phe] | 663 | 637 | 552 | 460 | 405 |
| ANA 938 | 938.5 | 7.7 | MeHty-CO-[Lys-Ile-Hty-MeAla-Phe] | 677 | 651 | 566 | 474 | 419 |
| ANA 860 | 860.7 | 6 | MeHty-CO-[Lys-Ile-Hty-MeAla-MePhe] | 691 | 665 | 580 | 488 | 419 |
| ANA 888 | 888.7 | 6.6 | MeHty-CO-[Lys-X3-X4-X5-X6] | 679 | 653 | nd | nd | nd |
| ANA 902 | 902.6 | 6.8 | MeHty-CO-[Lys-X3-X4-X5-X6] | 693 | 667 | nd | nd | nd |
| ANA 904 | 904.6 | 6.6 | MeHty-CO-[Lys-X3-X4-X5-X6] | 695 | 669 | nd | nd | nd |
| ANA 904 | 904.7 | 7.4 | MeHty-CO-[Lys-X3-X4-X5-X6] | 695 | 669 | nd | nd | nd |
| ANA 934 | 934.6 | 6.9 | MeHty-CO-[Lys-X3-X4-X5-X6] | 725 | 699 | nd | nd | nd |
| ANA 854 | 854.6 | 8.1 | X1-CO-[Lys-Ile-Hty-MeAla-Phe] | 677 | 651 | 566 | 474 | 419 |
| ANA 814 | 814.7 | 7.6 | X1-CO-[Lys-Ile-Hty-MeAla-Phe] | 677 | 651 | 566 | 474 | 419 |
| ANA 888 | 888.7 | 6.2 | X1-CO-[Lys-Val-Hty-MeAla-Phe] | 663 | 637 | 552 | 460 | 405 |
| ANA 920 | 920.7 | 8 | X1-CO-[Lys-Ile-Hty-MeAla-Phe] | 677 | 651 | 566 | 474 | 419 |
| ANA 892 | 892.6 | 7.4 | X1-CO-[Lys-X3-X4-X5-X6] | 677 | 651 | nd | nd | nd |
| ANA 984 | 984.6 | 7.7 | X1-CO-[Lys-X3-X4-X5-X6] | 677 | 651 | nd | nd | nd |
| ANA 902 | 902.7 | 6.5 | X1-CO-[Lys-X3-X4-X5-X6] | 677 | 651 | nd | nd | nd |
| ANA 918 | 918.6 | 6.7 | X1-CO-[Lys-X3-X4-X5-X6] | 677 | 651 | nd | nd | nd |
| ANA 905 | 905.2 | 6.5 | X1-CO-[Lys-X3-X4-X5-X6] | 679 | 653 | nd | nd | nd |
| ANA 922 | 922.1 | 6.6 | X1-CO-[Lys-X3-X4-X5-X6] | 712 | 686 | nd | nd | nd |
| ANA 904 | 904.7 | 5.8 | X1-CO-[Lys-X3-X4-X5-X6] | 721 | 695 | nd | nd | nd |