>sp|O59172|Y1503_PYRHO UPF0166 protein PH1503 OS=Pyrococcus horikoshii GN=PH1503 MVEVEHWNTLRLRIYIGENDKWEGRPLYKVIVEKLREMGIAGATVYRGIYGFGKKSRVHS SDVIRLSTDLPIIVEVVDRGHNIEKVVNVIKPMIKDGMITVEPTIVLWVGTQEEIKKFEE DAIAERQ