Reaction known_transition_omitted re552

Pol I:​TIF-1A|​S633_pho|​S649_pho|​S44_pho|​S170_pho|​S172_pho:​TIF-1B/SL1:​UBF|​pho|​ace|​S484_pho|​S388_pho|​hm2:​rDNA@Nucleus → rrRNA@Nucleus

Reaction regulators:

Unknown_catalysis

1. URI|​pho@Cell membrane

PMID:14615539
PMID:17041624