Mutant lesions in RpII140S7 and RpII140S12 are identical. Nucleotide substitution: G3065A.
Nucleotide substitution: G3065A. Amino acid replacement: M735I.
G14128353A
G3065A|FBrf0103162
M735I | Polr2B-PA; M735I | Polr2B-PB
M735I|FBrf0103162
Mild suppressor: restores viability to 1-49% of wild type flies.
The recessive lethality of RpII2151, RpII215Ubl, RpII215ts, RpII21566, RpII215106, RpII215108 or RpII215109 is not rescued by one copy of RpII140S12. The recessive lethality of RpII215K1 or RpII21512 is rescued to between 1 and 49% viability by one copy of RpII140S12.