>tr|F0NBB2|F0NBB2_SACI5 Homoserine kinase OS=Saccharolobus islandicus GN=thrB MECKRARAYSSSANLGSGFDILSMAHTAFFDTVEICVETKNSENIVIESNSKIPLEPNRN SATYPLVRIMEERGIKASLRVKVIKGIPEGLGLGSSGASATAAVMAFSSLFNLNLSKEDL VRYAMYGEIASSGSPHPDNVAASVFGGVVSVVSVNPVKVVEIPLNYSFNILLFVPLNVHI EEKTKKAREMVPKTVKLSDYINNSRYISSLLIGFVKGERDLIRLGLNDEIVEKARLPLFP YYPKIKEIAIKYDAVGSCVSGAGPSILVLTDKMTDENKIAEEGTKTCNEFNVECEVIKAK IAGGVEVERRN