>tr|Q46J75|Q46J75_PROMT DUF1818 domain-containing protein OS=Prochlorococcus marinus GN=PMN2A_0962 MIKKEGPGWRIIFDSSRDNFSTLIGGETWAIELDKSEWKILVEVVMELCDQYKLVKEQLM GDEDITLELERRPWLAILNGDQYGWNLRLILSASGLFNRGAEVYWPRHVTNNVVNAMRSM WDSDYL