30-hydroxy-beta-amyrin 11-hydroxylase activity

Catalysis of the reaction: 30-hydroxy-beta-amyrin + O2 + NADPH + H+ <=> 11alpha,30-dihydroxy-beta-amyrin + H2O + NADP.

11alpha-30-dihydroxy beta-amyrin dehydrogenase activity

Catalysis of the reaction: 11alpha,30-dihydroxy-beta-amyrin + NADPH + O2 + H+ <=> 30-hydroxy-11-oxo-beta-amyrin + NADP + 2 H2O.

omega-hydroxyceramide transacylase activity

Catalysis of the reaction: 1,2,3-tri-(9Z,12Z)-octadecadienoylglycerol + N-(30-hydroxytriacontanoyl)-sphing-4-enine = di-(9Z,12Z)-octadecadienoylglycerol + N-[30-(9Z,12Z-octadecadienoyloxy)-triacontanoyl]-sphing-4-enine.

beta-amyrin 30-monooxygenase activity

Catalysis of the reaction: beta-amyrin + NADPH + H+ + O2 <=> 30-hydroxy-beta-amyrin + NADP + H2O.

gamma-glutamyl carboxylase activity

Catalysis of the reaction: peptidyl-glutamate + reduced vitamin K + CO2 + O2 = peptidyl-gamma-carboxyglutamate + vitamin K epoxide.

neuromedin K receptor binding

Binding to a neuromedin K receptor.

substance K receptor binding

Binding to a substance K receptor.

potassium ion binding

Binding to a potassium ion (K+).

potassium:sodium symporter activity

Enables the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: K+(out) + Na+(out) = K+(in) + Na+(in).

P-type potassium transmembrane transporter activity

Enables the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + K+(out) = ADP + phosphate + K+(in).