>sp|C3MU21|KHSE_SULIM Homoserine kinase OS=Sulfolobus islandicus GN=thrB MECKRARAYSSSANLGSGFDILSMAHTAFFDTVEICVETKNSENIVIESNSKIPLEPNRN SATYPLVRIMEERGIKASLRVKVIKGIPEGLGLGSSGASATAAVMAFSSLFNLNLSKEDL VRYAMYGEIASSGSPHPDNVAASVFGGVVSVVSVNPVKVVEIPLNYSFNILLFVPLNVHI EEKTKKAREMVPKTVKLSDYINNSRYISSLLIGFVKGERDLIRLGLNDEIVEKARLPLFP YYPKIKEIAIKYDAVGSCVSGAGPSILVLTDKMTDENKIAEEGTKTCNEFNVECEVIKAK IAGGVEVERRN