Incoming links: P
From this we see that there is a convention of naming promoters as protein name + p, e.g. the first gene in E. Coli K-12 MG1655 promoter thrLp encodes protein
thrL.It is also possible to add numbers after the TODO why 6 and 7? There don't appear to be 1, 2, etc.
p, e.g. at biocyc.org/ECOLI/NEW-IMAGE?type=OPERON&object=PM0-45989 we see that the protein zur has two promoters:zurp6zurp7