NMR	Nuclear Magnetic Resonance
cryo-EM	Cryo-Electron Microscopy
SSNR	Spectral Signal-to-Noise Ratio
FSC	Fourier Shell Correlation
SPA	Single Particle Analysis
DNN	Dense Neural Network
CNN	Convolutional Neural Network
PDB	Protein Data Bank
EMDB	Electron Microscopy Data Bank
kDa	KiloDalton
ReLU	Rectified Linear Units