>5I5A_1|Chain A|Kappa-stichotoxin-She3a|Stichodactyla helianthus (6123) RSCIDTIPKSRCTAFQCKHSMKYRLSFCRKTCGTC >5I5A_2|Chain B|D-ShK|synthetic construct (32630) RSCIDTIPKSRCTAFQCKHSMKYRLSFCRKTCGTC