N(2)-(4-aminobutanoyl)-L-lysine + H2O <=> 4-aminobutanoate + L-lysine
n(2)-(4-aminobutanoyl)-l-lysine + h2o <=> 4-aminobutanoate + l-lysine
N(2)-(4-aminobutanoyl)-L-lysine + H2O <=> 4-aminobutanoate + L-lysine
n(2)-(4-aminobutanoyl)-l-lysine + h2o <=> 4-aminobutanoate + l-lysine