AQUAPORINS

aa ai an ar as in is na no nu oi on op or os pa pi qi si so un up us

aas ain air ais ana ani apo ars asp ins ion nap nip nor nos nus oar ons ops ora ors our pan par pas pia pin pis piu poi pro psi pun pur pus qis qua rai ran rap ras ria rin rip run sap sau sin sip sir son sop sou spa sri sun sup suq uns upo ups urn urp

ains airn airs anas anis anoa ansa anus apos aqua aria aura inro ions iron naoi naos napa naps nipa nips noir nori nous oars onus opus osar ours pain pair pans para pars pian pias pina pins pion pirn piso pois pons porn pour prao prau proa pros puna puns puri purs quai quin quip raia rain rais rani raps rasp rias rins rips roan roup ruin runs sain sari snap snip soap soar sora sori sorn soup sour span spar spin spun spur sura unai upas upon urns urps ursa