Table 5.
M. demolitor transcripts from ovaries that are homologous to genes from D. melanogaster with essential roles in locus-specific amplificationa
Drosophila amplification gene | M. demolitor ortholog | Adult mean RPKM (n = 6) | Pupal mean RPKM (n = 6) | P value | Function in gene amplification |
---|---|---|---|---|---|
ORC1 | 1371 | 24 | 11 | 9.1e−06 | Binds origin DNA |
ORC2 | 5864 | 24 | 9 | 2.5e−05 | Binds origin DNA |
Cyclin E | 2123 | 72 | 37 | 0.0002 | Required for S phase of endocycle |
Chiffon (Dbf4) | 1535 | 153 | 86 | 0.004 | ORCb binding |
Mus101 | 6591 | 32 | 16 | 0.0003 | Replication, repair |
E2F1 | 1016 | 89 | 66 | NS | S-phase transcription factor, ORC binding |
E2F2 | S-phase transcription factor | ||||
DP | 4839 | 82 | 76 | NS | Replication complex assembly |
3522 | 152 | 157 | NS | ||
Humpty dumpty | 4200 | 14 | 6 | 5.4e−06 | Unknown essential function, repair |
Mcm6 | 1678 | 81 | 72 | NS | Replication complex |
Geminin | Negative regulator of gene amplification | ||||
Myb | 6479 | 9 | 44 | 0.0002 | Myb complex, origin binding |
Mib130 | 2019 | 93 | 61 | 0.006 | Myb complex, origin binding |
2603 | 120 | 72 | 0.006 | ||
Mib120 | 1644 | 31 | 29 | NS | Myb complex, origin binding |
Mib40 | 3127 | 248 | 153 | 0.005 | Myb complex, origin binding |
Caf1 | 1532 | 134 | 154 | NS | Myb complex |
Expression levels are indicated as in Table 1.
ORC, origin recognition complex.