All function/process annotation for family 1523:

ATP binding
cGMP biosynthesis
calcium channel activity
calcium ion transport
carbohydrate metabolism
chitin binding
chitin metabolism
cyclic nucleotide metabolism
guanylate cyclase activity
hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds
intracellular signaling cascade
lipid metabolism
lipid transport
nitric oxide mediated signal transduction
protein amino acid phosphorylation
protein kinase activity
receptor activity
signal transduction