Fig. 1. Design and thermal stability of collagen mimic peptides (GPO)_mD_n. The amphiphile-like peptides consist of hydrophilic aspartic acids D_n (n = 0, 2, 5) at C-terminus and repetitive triple helical (GPO)_m sequences (m = 5, 7, 9) of increased hydrophobicity at N-terminus.