Title : Structural basis for SARM1 inhibition and activation under energetic stress.

Pub. Date : 2020 Nov 13

PMID : 33185189






4 Functional Relationships(s)
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Protein Name
Organism
1 SARM1 an executor of axonal degeneration, displays NADase activity that depletes the key cellular metabolite, NAD+, in response to nerve injury. NAD sterile alpha and TIR motif containing 1 Homo sapiens
2 This inactive conformation is stabilized by binding of SARM1"s own substrate NAD+ in an allosteric location, away from the catalytic sites. NAD sterile alpha and TIR motif containing 1 Homo sapiens
3 We propose that the reduction of cellular NAD+ concentration contributes to the disassembly of SARM1"s peripheral ring, which allows formation of active NADase domain dimers, thereby further depleting NAD+ to cause an energetic catastrophe and cell death. NAD sterile alpha and TIR motif containing 1 Homo sapiens
4 We propose that the reduction of cellular NAD+ concentration contributes to the disassembly of SARM1"s peripheral ring, which allows formation of active NADase domain dimers, thereby further depleting NAD+ to cause an energetic catastrophe and cell death. NAD sterile alpha and TIR motif containing 1 Homo sapiens