passages.id: split_6_test_3001_passage
passages.type: progene_text
passages.text: Two Tetrahymena kinesin - like proteins ( klps ) of the kinesin II subfamily , Kin1 and Kin2 , were first identified by Brown et al. [ 1999 : Mol Biol Cell 10 : 3081-3096 ] and shown to be involved in ciliary morphogenesis probably as molecular motors in intraciliary transport ( ICT ) .