>2zs1_D mol:protein length:145 Extracellular giant hemoglobin major globin subunit B1ECCSRGDAEVVISEWDQVFNAAMAGSSESAIGVAIFDVFFTSSGVSPSMFPGGGDSSSAEFLAQVSRVISGADIAINSLTNRATCDSLLSHLNAQHKAISGVTGAAVTHLSEAISSVVAQVLPSAHIDAWGYCMAYIAAGIGAGL