>sp|A8AII9|SYS_CITK8 Serine--tRNA ligase OS=Citrobacter koseri GN=serS MLDPNLLRNEPDAVAEKLARRGFKLDVDKLRALEERRKVLQVNTENLQAERNSRSKSIGQ AKARGEDIEPLRLEVNKLGEELDAAKAELESLQAEIRDIALTIPNLPADDVPVGKDENDN VEVSRWGTPREFDFDVRDHVTLGEMHAGLDFAAAVKLTGSRFVVMKGQIARMHRALSQFM LDLHTEQHGYSENYVPYLVNHDTLYGTGQLPKFAGDLFHTRPLEEEADSSNYALIPTAEV PLTNLVRDEIIDEDALPIKMTAHTPCFRSEAGSYGRDTRGLIRMHQFDKVEMVQIVRPEE SMDALEEMTGHAEKVLQLLGLPYRKIVLCTGDMGFGACKTYDLEVWIPAQNTYREISSCS NVWDFQARRMQARCRSKSDKKTRLVHTLNGSGLAVGRTLVAVMENYQQADGRIEVPEVLR PYMNGLEYIG