PROBLEM TO BE SOLVED: To provide an amino acid sequence-containing amphiphilic compound which has a bilayer membrane formation function by itself.SOLUTION: The amino acid sequence-containing amphiphilic compound has a bilayer membrane formation function and is represented by general formula (1). In the formula, A represents an amino acid of 3 to 5 residues and R1, R2 represent a hydrocarbon group.COPYRIGHT: (C)2013,JPO&INPIT【課題】単独で二分子膜形成機能を有するアミノ酸配列含有両親媒性化合物を提供する。【解決手段】二分子膜形成能を有する一般式(1)で示されるアミノ酸配列含有両親媒性化合物である。式中、Aは3残基以上5残基以下のアミノ酸からなるアミノ酸配列を示し、R1、R2は炭化水素基を示す。【選択図】図2