>tr|O57975|O57975_PYRHO RCK C-terminal domain-containing protein OS=Pyrococcus horikoshii GN=PH0236 MEEVEEFKYEPKSVKEIFIEMKDTVELMVDLAYASLLFGDKEIAEEVLELEERIDLLNYQ LMMHSVLAARNVKEAEQVITILQIANAIEDISNAAGDLAKMVLEGVELHPVIKETILEGE EIIGKIQVYPESVIVGKTLGELDLATNTGVWIIAVRRGKRWIFGPNENFKIRAGDVLIGR GTRTSIDHLKEIARGAIRVIGNERA