Keywords: ac-A6K-CONH2; AAAAAAK-CONH2; ConA; lectin concanavalin A; Dcytb; cytochrome b; DDM; n-dodecyl-β-d-maltoside; E. coli; Escherichia coli; FSEC-TS; fluorescence-detection size-exclusion chromatography-based thermostability assay; GPCRs; G-protein coupled re