A bacterial artificial chromosome (BAC) clone from C57BL/6 BAC library RPE23-392P11 was used to obtain mouse genomic DNA containing the entire mouse Slc32a1 gene. This BAC is modified to insert cDNA for the eGFP-L10a (TRAP) into the end of exon 1 of Slc32a1, partially replacing it. (J:305241)