FB2026_03 , released September 17, 2026
CV Term Report
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Term R8 cell fate specification ID (Ontology) GO:0045464 (Gene Ontology)
Definition The process in which a cell becomes capable of differentiating autonomously into an R8 cell in an environment that is neutral with respect to the developmental pathway; upon specification, the cell fate can be reversed.[ PubMed:11880339 ]
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Genes (FBgn)GO_BIOLOGICAL_PROCESS
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 R8 cell fate specification (all annotations which use CV term, excluding "NOT" statements)
     involved_in | R8 cell fate specification
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compound eye photoreceptor fate commitment
 |__R8 cell fate commitment________________
R8 cell differentiation                    |
 |__R8 cell fate commitment________________|
photoreceptor cell fate commitment         |
 |__photoreceptor cell fate specification__|
neuron fate specification                  |
 |__photoreceptor cell fate specification__|
                                           R8 cell fate specification  20 rec.
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Is a photoreceptor cell fate specification
Part of R8 cell fate commitment
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