The HEAT repeat protein HPO-27 is a lysosome fission factor - Nature
Briefly

Lysosomes are degradation and signalling centres crucial for homeostasis, development and ageing. To meet diverse cellular demands, lysosomes remodel their morphology and function through constant fusion and fission.
Thus, HPO-27 and MROH1 act as self-assembling scission factors to maintain lysosomal homeostasis and function.
Read at Nature
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