string: …in the protein used in this study (AAF00586) when compared with other sequences including V. riparia (BAB20978, Kobayashi et al., 2000) and V. vinifera (P28343, Coutos-Thevenot et al., 2001; Giorcelli et al., 2004; Zhu et al., 2004) that have been successfully used in gene transfer experiments.