>sp|B7J551|METK_ACIF2 S-adenosylmethionine synthase OS=Acidithiobacillus ferrooxidans GN=metK MSKSHLFTSESVSEGHPDKVADQISDAILDAILAQDPRGRVAAETLITTGLIVLAGEITT TAVVDYADVARQTVRRIGYNSSDMGFDWASCAVVQTLDKQSPDIAQGVDEGAGLDLDQGA GDQGLMFGFACDETDVLMPTPIYFAHRLTERQAMVRKDGRLPWLRPDAKSQVTVRYEDDR PVAIDTVVLSTQHAPDISHADLVEAVREEIIKPVLPPEMIHKDTKYLINPTGRFVIGGPV GDCGLTGRKIIVDTYGGQGSHGGGAFSGKDPSKVDRSSSYAGRYVAKNIVAAGLARRCEV QVAYAIGVSQPVSLMVDTFGTGVIDDDRIAALVQEHFDLRPKGIIQMLDLLRPIYAKTAA YGHFGREEPEFTWERTDKAAVLRDAAGLR