3D	Three-dimensional
α-synucleinopathies	Alpha-synucleinopathies
α-syn	Alpha-synuclein
AD	Alzheimer’s disease
Aβ	Amyloid-beta
CNS	Central nervous system
CSF	Cerebrospinal fluid
CJD	Creutzfeldt–Jakob disease
Cryo-EM	Cryo-electron microscopy
DLB	Dementia with Lewy bodies
GCIs	Glial cytoplasmic inclusions
LBs	Lewy bodies
LNs	Lewy neurites
MSA	Multiple system atrophy
MSA-C	Multiple system atrophy, cerebellar subtype
MSA-P	Multiple system atrophy, parkinsonian subtype
PD	Parkinson’s disease
PDD	Parkinson’s disease dementia
PMCA	Protein misfolding cyclic amplification assay
PK	Proteinase K
PAF	Pure autonomic failure
RBD	Rapid eye movement sleep behavior disorder
SAA	Seeding amplification assays
SDS	Sodium dodecyl sulfate
S129	Serine 129
TDP-43	TAR DNA binding protein 43
ThT	Thioflavin T
RBD	Rapid eye movement sleep behavior disorder
RT-QuIC	Real-time quaking-induced conversion assay
WT	Wild-type