TABLE 3.
Expression patterns of genes related to odor perception
| Genea | Expression differenceb | Known expression patternc | Reference(s)d |
|---|---|---|---|
| Gr22c | ND | Tarsi, foreleg | 3 |
| Gr22f | ND | Labial palp, abdomen, leg, wing | 3 |
| Gr28bA | ND | Labellum, cibarial organs | 7 |
| Gr39aA | ND | Labellum, thorax, abdomen, wing | 1 |
| Gr39b | ND | Labellum | 1 |
| Gr43B | Down (body) | Labellum, abdomen, leg, wing | 1 |
| Gr58a | ND | Labellum, thorax | 1 |
| Gr59b | Down (body) | Labial palp | 3 |
| Obp18a | Down (antennae) | Antennae, nonspecific | 5, 9 |
| Obp19a | Down (all) | Antennae | 5, 9 |
| Obp19c | Down (body) | Dorsal organ, LOS, cibarial organs | 5 |
| Obp49a | Up (antennae) | Antennae | 9 |
| Obp44a | Up (all) | Embryonic (stages 13–16), adult | 4, 8 |
| Obp50a | Up (antennae) | Antennae | 9 |
| Obp50e | Up, weakly (body) | Antennae, labellum, whole body | 5 |
| Obp56d | Down (head, antennae) | Dorsal organ, antennae, maxillary palps, wing, tarsi | 5, 9 |
| Obp56e | Down (all) | Antennae, labellum | 5 |
| Obp56h | Down (head) | Broadly expressed | 5 |
| Obp57de | Down (tarsi only) | Tarsi, weak whole body | 5, 6, 8 |
| Obp58c | Up (antennae) | Antennae | 9 |
| Obp59a | Down (antennae) | Antennae | 9 |
| Obp83cd | Down (head) | Labellum | 5 |
| Obp83ef | Up (antennae) | Antennae, nonspecific | 5, 9 |
| Obp99a | Down (Affy only) | Dorsal organ, nonspecific | 5 |
| Obp99b | Up (all) | Antennae, maxillary palps | 5 |
| Obp99c | Down (antennae) | Antennae | 9 |
| Obp99d | Down (antennae) | Antennae | 9 |
| Or9a | Down (antennae) | Antennae, basiconic sensillia (ab8) | 2, 9 |
| Or13a | ND | Antennae, intermediate sensillia (ai1) | 2 |
| Or19a | Down (antennae) | Antennae, tricoid sensillia (at3) | 2, 9 |
| Or22a | Up (antennae) | Antennae, basiconic sensillia (ab3) | 2, 9 |
| Or22b | Down (antennae) | Antennae, basiconic sensillia (ab3) | 2, 9 |
| Or35a | Up (antennae) | Antennae, coeloconic sensillia (ac1) | 2, 9 |
| Or42b | Down (antennae) | Antennae, basiconic sensillia (ab1) | 2, 9 |
| Or65a | Down (antennae) | Antennae, tricoid sensillia (at4) | 2, 9 |
| Or65c | Down (antennae) | Antennae, tricoid sensillia (at4) | 2, 9 |
| Or67a | Down (antennae) | Antennae, basiconic sensillia (ab10) | 2, 9 |
| Or82a | Down (antennae) | Antennae, basiconic sensillia (ab5) | 2, 9 |
| Or85a | Down (antennae) | Antennae, basiconic sensillia (ab2) | 2, 9 |
| Or85b | Up (antennae) | Antennae, not localized | 9 |
| Or98b | ND | Antennae, thin and small sensillia (hypothetical) | 2 |
| Pbprp5 | Down, weakly (head) | Dorsal organ, antennae | 5 |
ND, no data.
a
Gene symbol of genes with interspecific differences in expression or loss-of-function alleles in D. sechellia (boldface type). Data are from Matsuo et al. (2007), McBride (2007), Kopp et al. (2008), and herein.
b
Direction and patterns of constitutive expression differences between D. sechellia and D. simulans.
c
Tissues known to express this gene in D. melanogaster and its relatives. LOS, labral sensory organ.
d
References for expression patterns: 1, Clyne et al. (2000); 2, Couto et al. (2005); 3, Dunipace et al. (2001); 4, FlyExpress; 5, Galindo and Smith (2001); 6, Matsuo et al. (2007); 7, Scott et al. (2001); 8, herein; and 9, Kopp et al. (2008).