作者单位:Rudjer Boskovic Inst, Div Mol Biol, Bijenicka Cesta 54, HR-10000 Zagreb, Croatia[1]Univ Ljubljana, Fac Chem & Chem Technol, Vecna Pot 113, SI-1000 Ljubljana, Slovenia[2]Univ Warwick, Sch Life Sci, Gibbet Hill Rd, Coventry CV4 7AL, W Midlands, England[3]