Catalysis of the reaction: a steryl ester + H2O = a sterol + a fatty acid.

outward rectifier potassium channel activity

Assembly or disassembly of microtubules by the addition or removal of tubulin heterodimers from a microtubule.

Catalysis of the reaction: acyl-CoA + cholesterol = CoA + cholesterol ester.

ATP-activated inward rectifier potassium channel activity

Catalysis of the reaction: 3-beta-hydroxyandrost-5-en-17-one 3-sulfate + H2O = 3-beta-hydroxyandrost-5-en-17-one + SO4(2-) (sulfate).

G-protein enhanced inward rectifier potassium channel activity

G-protein-enhanced inward rectifier potassium channel activity

small GTPase regulatory/interacting protein activity

Modulates the rate of GTP hydrolysis by a small monomeric GTPase.

Catalysis of the reaction between succinate and CoA to form succinyl-CoA.

Catalysis of the reaction: ATP + succinate + CoA = ADP + succinyl-CoA + phosphate.

Stimulates the hydrolysis and exchange of guanyl nucleotides by other proteins.

Catalysis of the reaction: GTP + succinate + CoA = GDP + succinyl-CoA + phosphate.

ARF guanyl-nucleotide exchange factor activity

Stimulates the hydrolysis and exchange of guanyl nucleotides by the GTPase ARF.

Catalysis of the reaction: succinate semialdehyde + NAD+ + H2O = succinate + NADH + H+.

kainate selective glutamate receptor activity

Ran guanyl-nucleotide exchange factor activity

Stimulates the hydrolysis and exchange of guanyl nucleotides by the GTPase Ran.

Ras guanyl-nucleotide exchange factor activity

Stimulates the hydrolysis and exchange of guanyl nucleotides by the GTPase Ras.

oxidoreductase activity, acting on NADH or NADPH

Catalysis of an oxidation-reduction (redox) reaction in which NADH or NADPH acts as a hydrogen or electron donor and reduces a hydrogen or electron acceptor.

The aggregation and bonding together of a set of components to form a protein complex.

Rho guanyl-nucleotide exchange factor activity

Stimulates the exchange of guanyl nucleotides by the GTPase Rho.

oxidoreductase activity, acting on NADH or NADPH, NAD or NADP as acceptor