>tr|O58996|O58996_PYRHO Diphthamide synthase domain-containing protein OS=Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3) OX=70601 GN=PH1257 PE=1 SV=1 MVGLADVAVLYSGGKDSNYALYWALKSGLRVRYLVSMVSENEESYMYHTPNVELTSLQAR ALGIPIIKGFTKGEKEKEVEDLKNVLEGLKVDGIVAGALASRYQKERIENVARELGLKVY TPAWEKDPYQYMLEIIKLGFKVVFVAVSAYGLNESWLGRELNYKNLEELKKLSEKYGIHI AGEGGEFETFVLDMPFFKAKIVIDDAEKFWDGLSGKFIIKRAHLEWK