div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Multiple microtubule motors src=https:reader031fdocumentsinreader031viewer2022020523575068801a28ab0f07b07363html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divp© 1990 Nature Publishing Grouppdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: Multiple microtubule motors src=https:reader031fdocumentsinreader031viewer2022020523575068801a28ab0f07b07363html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divp© 1990 Nature Publishing Grouppdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: Multiple microtubule motors src=https:reader031fdocumentsinreader031viewer2022020523575068801a28ab0f07b07363html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divp© 1990 Nature Publishing Grouppdiv