Assertion: ligand's group | /r/CapableOf | locate at one side of the bpo units
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Source sentences:
text: Namely, while 1mer, bearing the phosphate groups at the both ends, could not be inserted in the membrane by the postloading method, the folded form of 2mer caused the unsymmetrical structure with the two phosphate groups locating at one side of the BPO units, likely allowing this molecule to be inserted into the membrane from the uncharged oligoEG chain side.