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Switch #:
SWTI000572
Switch type:
Binary
Switch subtype:
Pre-translational

Description:
Alternative splicing removes the mitochondrial localisation signal (MLS) motif of Deoxyuridine 5'-triphosphate nucleotidohydrolase, mitochondrial (DUT), abrogating binding to Mitochondrial import receptor subunit TOM70 (TOMM70A) and import into the mitochondria.

Participants:
(1) Deoxyuridine 5'-triphosphate nucleotidohydrolase, mitochondrial (DUT)
(2) Mitochondrial import receptor subunit TOM70 (TOMM70A)

Interactions
Interaction #1 DUT - TOMM70A

Interfaces
(1) ELM:TRG_MLS motif (1MTPLCPRPALCYHFLTSLLRSAMQNARGARQRAEAAVLSGPGPPLGRAAQHGIPRPLSSAGRLSQGCRG69) in Deoxyuridine 5'-triphosphate nucleotidohydrolase, mitochondrial (DUT)
(2) Tetratricopeptide repeat (114-578) in Mitochondrial import receptor subunit TOM70 (TOMM70A)

Interaction Regulation
Alternative splicing Abrogation of the Deoxyuridine 5'-triphosphate nucleotidohydrolase, mitochondrial (DUT) TRG_MLS motif - Mitochondrial import receptor subunit TOM70 (TOMM70A) Tetratricopeptide repeat interaction

References

(1) The human dUTPase gene encodes both nuclear and mitochondrial isoforms. Differential expression of the isoforms and characterization of a cDNA encoding the mitochondrial species.
Ladner et al. J. Biol. Chem. (1997)

See also

Other switches involving participants
Mitochondrial import receptor subunit TOM70 (TOMM70A) - 7 more (view)

Other switches involving interfaces
ELM:TRG_MLS - 7 more (view)
Tetratricopeptide repeat - 8 more (view)




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