>tr|A0A7J9PJE2|A0A7J9PJE2_METMI Diphthine synthase OS=Methanococcus maripaludis GN=dphB MLVMAGLGLYDERDVTLKTLDFAKKVDKIYAEFYTAILTGTSMEKIENTLQKPITVLDRE KVEYETNKLIEEAVDKDIMFLTAGDPMVATTHVDIAVEARKKGIEVVIINAPSIYSAIGI TGLQLYKFGKTTSVVFPEPNYFPETPYDVIKDNLKLGYHTLCLLDIQADKERFMTANEGL DALLKIEEKRNENVISGETYAAVVARAGSIKPGLYYGKIKDLINYDFGTPLHCVIIPGKL HFMEEDALKYLFENI