FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term dorsal margin photoreceptor cell R7 ID (Ontology) FBbt:00004449 (Fly Anatomy)
Definition R7 photoreceptor of the dorsal rim area of the retina. It expresses the UV-detecting Rhodopsin 3 and extends to medulla layer M6, where it synapses to Dm-DRA1, but not Dm8 (Sancer et al., 2019).[ FlyBase:FBrf0051852 FlyBase:FBrf0243430 ]
Also Known As "DRA R7" ; "R7-DRA"
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VFB:FBbt_00004449
Annotations
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Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN       2
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION       2
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN       2
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 Alleles Genes Insertions Constructs
 dorsal margin photoreceptor cell R7 (all annotations which use CV term, excluding "NOT" statements)       4      2      2      5
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inner photoreceptor cell
 |__photoreceptor cell R7_____________
eye photoreceptor cell                |
 |__dorsal margin photoreceptor cell__|
                                      dorsal margin photoreceptor cell R7  13 rec.
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photoreceptor cell R7
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VFB:FBbt_00004449