Imprecise excision of P{lacW}Rab5k08232 has deleted 4kb of genomic sequence including the 5' non-translated region and first exon of Rab5 (This exon encodes the PM1-3 phosphate/Mg[2+]-binding motifs and the G1 guanine base-binding motif of the GTPase domain) and part of the non-translated 5' leader of Axud1.