level of guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-11 in blood serum (OBA_2041752) is the amount of a guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-11 when measured in blood serum. Also known as: blood serum guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-11 amount.