Table 1:

A list of putative 3’-BE and 5’-RD-specific proteins

	Function	Protein
3’BE-specific proteins	Metabolic enzymes	Leu2, NTH1, FAA4, Frs1, PNC1, Ams1, Prs5, Cab3, Apa1, Pgm1,
	Transporter	Vma8
	Transcription	Rpb2, Pbp4
	Endocytosis	Pan1
	Translational repressor	Ssd1
	mRNA export	Arx1
	mRNA localization	She3
	P-body	Xrn1
	Kinases	Cdc28, Bcy1, Ypk1
	Cytokinesis	Shs1, Cdc3, Vrp1
	Unknown	Pal2
5’RD-specific proteins	Metabolic enzymes	Mmf1, Snz1, NCE103, Arg5, Bna1, Sry1, TPl1, Adk1, Met10, Cys3, Ade17, Sfa1, Spe3,
	Transporter	Oac1, Pho88
	Chaperone	Phb2, Mge1, Ggc1
	V-ATPase	Vma10
	Phosphatase	Sac1
	Translocase	Tom70
	Unknown	Aim46