FARS2 and metabolic dysfunction-associated steatotic liver disease: f_Coriobacteriaceae (Greengene ID#269986), g_Helicobacter (Greengene ID#4339015), f_Peptostreptococcaceae (Greengene ID#258904), f_Lachnospiraceae (Greengene ID#246246) and unknown bacterium (Greengene ID#184451) can express chorismate mutase (KEGG ID#K14170), phenylalanyl-tRNA synthetase alpha chain (KEGG ID#K01889) and phenylalanyl-tRNA synthetase beta chain (KEGG ID#K01890), and are the main bacteria causing the upregulation of L-phenylalanine in NAFLD mice.