>sp|C3N7K1|SYH_SULIY Histidine--tRNA ligase OS=Sulfolobus islandicus GN=hisS MTKFETVRGMKDYIGIDAEKIRYLESTFRDLAIKYGYSEIITPVVEEFKLFALKGGEELR ETMYVFKDKADRELSLRPEITPSVARAYIQNLQSSPKPIRLFYFGTVYRYDEPQYGRYRE FRQAGIEMIGDSSILADLEVLDLLYNFYDKLNLSNDITIKINNIGIFRKIMDKYNIEDNL QEHILHLIDKNKINEALDILEKNLKNKDIIDFFNKILTKKDTKLEDIESLAELEEVSRLD IKSEFLYLFRLSRILSDLNIKFKIDLGFVRGLAYYTGLIFEVLHPSVQFSIAGGGRYDKL IELYGGLPSPAIGFAIGVERTLLVIKDLKVEEPVNVIVIGMSEDTIPSMFMVSRILRKEE YKVVINTKDQPLSKLLPYYASQGFKVAIIIGKQELEKNMITVRNLITRKQISVPLENIED AIKQTL