How to search for gene sequences on NCBI

1. What protein product does LuxI encode for? What does this protein (and any enzymatic product of this protein) do? Outside of Allivibrio fischeri, what other organism(s), either species or genera, would you anticipate homologous LuxI sequences to be present in? Why?   • Why would a similar gene sequence be seen in two organisms that are not closely related?  

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