Antisense RNA
['sRNA antisense regulator mediating positive Fur regulon response, Hfq-dependent; global iron regulator encoded by: ryhB b4451', 'Antisense RNA', 'ryhB encodes: sRNA antisense regulator mediating positive Fur regulon response, Hfq-dependent; global iron regulator b4451', 'serine acetyltransferase b3607', 'non-coding RNA', 'RyhB-regulated fur leader peptide b4637']