Supplementary material Cytotoxic potential of the Red sea sponge Amphimedon sp. supported by in silico modelling and Dereplication analysis. Nourhan Hisham Shady a , Usama Ramadan Abdelmohsen a,b *, Asmaa M. AboulMagd c , Mohamed N. Amin d , Safwat Ahmed e , Mostafa A. Fouad b and Mohamed Salah Kamel a,b a Department of Pharmacognosy, Faculty of Pharmacy, Deraya University, Universities Zone, P.O. Box 61111 New Minia City, Minia, Egypt b Department of Pharmacognosy, Faculty of Pharmacy, Minia University, 61519 Minia, Egypt c Pharmaceutical Chemistry Department, Faculty of Pharmacy, Nada University, Beni Suef, Egypt. d Department of Biochemistry, Faculty of Pharmacy, Mansoura University, Mansoura, Egypt e Department of Pharmacognosy, Faculty of Pharmacy, Suez Canal University, Ismailia 41522, Egypt