80 aq_108 MPYKLQESFLNTARKKRVKVSVYLVNGVRLQGRIRSFDLFTILLEDGKQQTLVYKHAITTIVPHERLEIEFEEAGVPGQG aq_108B HFQ_AQUAE RNA chaperone that binds small regulatory RNA (sRNAs) and mRNAs to facilitate mRNA translational regulation in response to envelope stress, environmental stress and changes in metabolite concentrations. Also binds with high specificity to tRNAs (By similarity). Protein hfq hfq