Oliver's mTOR Atlas Evidence Platform
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Pathway link SAMTOR-GATOR1

SAMTOR GATOR1

SAMTOR activates GATOR1.

When methionine is low, SAMTOR teams up with GATOR1 to help keep mTORC1 switched off.

Methionine-starved SAMTOR binds the GATOR1-KICSTOR complex and helps it keep mTORC1 off.

The conditions it holds under

One biochemical study in human cells (GU2017). A single study in cell culture; the consensus is emerging, not settled.

Time it takes
seconds
Step
direct (one molecule acts on the other)
Measured in
human cells
Where in the cell
lysosome
Reaches people?
plausible in people, not shown directly
How settled
emerging, few independent studies

Studies behind it

YearEvidenceStudy
2017 M SAMTOR is an S-adenosylmethionine sensor for the mTORC1 pathwayGU2017 Extended nutrient sensing beyond amino acids to METABOLITES: SAMTOR reads S-adenosylmethionine (SAM), the cell's methyl-donor currency, linking methionine and one-carbon metabolism to mTORC1. Relevant to why methionine restriction affects aging.

Points the other way

No study in the Atlas contradicts this link. That means none in this curated set, not none in the literature.

Who has checked this

Checked by
No researcher outside the project has checked this link yet.
Curator sign-off
Not signed off yet. This link was drafted with AI help and has not been reviewed link by link; treat it as a proposal until it is.
Curated by
Oliver Barton, with AI help for drafting; see how links are checked.

“How settled” describes how far researchers in the field agree. It is not the same as the sign-off above, which only says whether a named curator has checked this page.

If this link rests on your own work: a click on “This looks right” below, or a short note through “Report an error”, helps us more than anything else on this page.

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