Widespread intron retention impairs protein homeostasis in C9orf72 ALS brains

Table 2.

Summary of elevated intron retention events in C9high patient samples compared to normal controls that affect transcripts encoding subunits of the proteasome machinery

Gene Basic molecular function # of IR events Effect from IR
PSMA3 Proteasome (prosoma, macropain) subunit, alpha type, 3 3 IR 1: C terminus truncation
IR 2: C terminus truncation and change
IR 3: C terminus change
PSMA4 Proteasome (prosoma, macropain) subunit, alpha type, 4 2 IR 1: Complete coding protein change
IR 2: Complete coding protein change
PSMA7 Proteasome (prosoma, macropain) subunit, alpha type, 7 1 IR: C terminus truncation
PSMB4 Proteasome (prosoma, macropain) subunit, beta type, 4 2 IR 1: C terminus truncation and change
IR 2: C terminus truncation
PSMB10 Proteasome (prosoma, macropain) subunit, beta type, 10 1 IR: C terminus truncation and change
PSMC3 Proteasome (prosoma, macropain) 26s subunit, atpase type, 3 1 IR: C terminus change
PSMC4 Proteasome (prosoma, macropain) 26s subunit, atpase type, 4 1 IR: C terminus truncation and change
PSMC5 Proteasome (prosoma, macropain) 26s subunit, alpha type, 5 2 IR 1: C terminus truncation and change
IR 2: C terminus truncation
PSMC6 Proteasome (prosoma, macropain) 26s subunit, alpha type, 6 1 IR: C terminus truncation and change
PSMD3 Proteasome (prosoma, macropain) 26s subunit, non-atpase, 3 1 IR: C terminus truncation and change
PSMD6 Proteasome (prosoma, macropain) 26s subunit, non-atpase, 6 1 IR: C terminus truncation and change
PSMD7 Proteasome (prosoma, macropain) 26s subunit, non-atpase, 7 1 IR: C terminus truncation and change
PSMD11 Proteasome (prosoma, macropain) 26s subunit, non-atpase, 11 2 IR 1: C terminus truncation and change
IR 2: C terminus truncation and change
PSMD13 Proteasome (prosoma, macropain) 26s subunit, non-atpase, 13 1 IR: C terminus truncation
PSME1 Proteasome (prosoma, macropain) activator subunit 1 (pa28 alpha) 1 IR: C terminus truncation and change
PSME2 Proteasome (prosoma, macropain) activator subunit 2 (pa28 beta) 3 IR 1: C terminus truncation and change
IR 2: C terminus truncation and change
IR 3: C terminus truncation and change
PSME4 Proteasome (prosoma, macropain) activator subunit 4 1 IR: C terminus truncation and change

This Article

  1. Genome Res. 30: 1705-1715

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