Figure 1From: Characterisation of the paralytic shellfish toxin biosynthesis gene clusters in Anabaena circinalis AWQC131C and Aphanizomenon sp. NH-5Chemical structure of the major paralytic shellfish toxins (PST). a PSTs identified in Anabaena circinalis AWQC131C, b PSTs identified in Aphanizomenon. sp. NH-5. STX, saxitoxin; GTX, gonyautoxin; dc, decarbamoyl.Back to article page