| ΔBPGM-1: | XSp248 (5′-GCTCCTGGCGTCTAAATGAGC-3′) |
| XSp230 (5′-GTTTTAGGAGTGCCCTACTGC-3′) | |
| ΔBPGM-2: | XSp257 (5′-GTCTAAATGAGCGTCACTATGG -3′) |
| XSp230 (5′-GTTTTAGGAGTGCCCTACTGC-3′) | |
| ΔBPGM-3: | XSp228 (5′-GCCCATTTGAAAACGCCTGG -3′) |
| XSp249 (5′-AGAACATCCTTTAAGCTTTCCG -3′) |