2.4.1.16 chitin synthase hyphal tip CHS5 is localized at the growing bud and hyphal tips, indicating that they participate in tip growth 676419 2.4.1.16 chitin synthase hyphal tip CHS6 is localized at the growing bud and hyphal tips, indicating that they participate in tip growth 676419 2.4.1.16 chitin synthase hyphal tip CHS7 is localized at the growing bud and hyphal tips, indicating that they participate in tip growth 676419