GGSGG linker::3xV5 epitope tag inserted into C-teminus of endogenous lst-1 locus with a deletion removing a portion of the lst-1 locus. q1115 retains the N-terminal 1-210) region of LST-1. Reference: Haupt KA, et al. 2019 Oct 17;146(20):dev181644. PMID: 31515205.