To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Play VideoPlayMuteCurrent Time 0:00/Duration Time 0:00Loaded: 0%Progress: 0%Stream TypeLIVERemaining Time -0:00 Playback Rate1ChaptersChaptersdescriptions off, selectedDescriptionssubtitles off, selectedSubtitlescaptions off, selectedCaptionsAudio TrackFullscreenThis is a modal window. Captions Settings Dialog Beginning of dialog window. Escape will cancel and close the window. Text Color White Black Red Green Blue Yellow Magenta Cyan Transparency Opaque Semi-Opaque Background Color Black White Red Green Blue Yellow Magenta Cyan Transparency Opaque Semi-Transparent Transparent Window Color Black White Red Green Blue Yellow Magenta Cyan Transparency Transparent Semi-Transparent Opaque Font Size 50% 75% 100% 125% 150% 175% 200% 300% 400% Text Edge Style None Raised Depressed Uniform Dropshadow Font Family Proportional Sans-Serif Monospace Sans-Serif Proportional Serif Monospace Serif Casual Script Small Caps Defaults Done Movie S6 Weak motility of sperms from a pontinflox/flox, Stra8-Cre male mouse at 12 weeks. Samples from 3 male mice were observed. Axonemal dynein assembly requires the R2TP complex component Pontin Yuanyuan Li, Lu Zhao, Shiaulou Yuan, Jiefang Zhang, and Zhaoxia Sun Development 2017. 144:4684-4693; doi: 10.1242/dev.152314 Download Original Video