it can be of interest that these special CNN-relevant enzymes have evolved from common ancestral proteins with quite a few GH31 α-glucosidases and GH15 glucoamylases which might be ordinary starch-metabolizing https://elijahgajw147813.tkzblog.com/29255385/digestive-enzymes-with-apple-cider-vinegar-can-be-fun-for-anyone