The arm promoter drives expression of the Hsap\YY1 cDNA tagged with the Hsp70 poly(A) site at the 3' end.
Hsap\YY1arm.PA is a non-suppressor of antenna phenotype of phocv/pho1
Hsap\YY1arm.PA is a non-suppressor of sex comb phenotype of phocv/pho1
Hsap\YY1arm.PA is a non-suppressor of unguis phenotype of phocv/pho1