/ ves icles ▁which ▁trans ports ▁cargo ▁mole cules ▁to ▁the ▁trans - g ol gi ▁network ▁( T GN ). ▁ ▁Function ▁▁ ▁The ▁ret rom er ▁complex ▁has ▁been ▁shown ▁to ▁medi ate ▁retr ieval ▁of ▁various ▁transm emb rane ▁re cept ors , ▁such ▁as ▁the ▁c ation - in dependent ▁man n ose ▁ 6 - ph osph ate ▁re ceptor , ▁the ▁functional ▁m amm al ian ▁counter part ▁of ▁V ps 1 0 , ▁and ▁the ▁W nt ▁re ceptor ▁W nt less . ▁ ▁Ret rom er ▁is ▁required ▁for ▁the ▁rec y cling ▁of ▁K ex 2 p ▁and ▁D P AP - A ▁which ▁also ▁cycle ▁between ▁the ▁trans - G ol gi ▁network ▁and ▁a ▁pre - v acu olar ▁( ye ast ▁end os ome ▁equivalent ) ▁compart ment ▁in ▁ye ast . ▁ ▁It ▁is ▁also ▁required ▁for ▁the ▁rec y cling ▁of ▁the ▁cell ▁surface ▁re ceptor ▁C ED - 1 , ▁which ▁is ▁necessary ▁for ▁ph ag oc yt osis ▁of ▁apo pt otic ▁cells . ▁ ▁Ret rom er ▁plays ▁a ▁central ▁role ▁in ▁the ▁retr ieval ▁of ▁several ▁different ▁cargo ▁prote ins ▁from ▁the ▁end os ome ▁to ▁the ▁trans - G ol gi ▁network . ▁ ▁However , ▁it ▁is ▁clear ▁that ▁there ▁are ▁other ▁complex es ▁and ▁prote ins ▁that ▁act ▁in ▁this ▁retr ieval ▁process . ▁ ▁So ▁far ▁it ▁is ▁not ▁clear ▁whether ▁other ▁components ▁that ▁have ▁been ▁identified ▁in ▁the ▁retr ieval