Any process that stops, prevents, or reduces the frequency, rate or extent of the phosphorylation of a serine residue of a STAT (Signal Transducer and Activator of Transcription) protein.

Any process that stops, prevents, or reduces the frequency, rate or extent of the phosphorylation of peptidyl-serine.

Catalysis of the reaction: acetyl-CoA + cortisol = CoA + cortisol 21-acetate.

Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a L-thialysine stimulus.

Catalysis of the reaction: corticosterone + reduced adrenal ferredoxin + O2 = 18-hydroxycorticosterone + oxidized adrenal ferredoxin + H2O.

Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a leptomycin B stimulus.

OBSOLETE. Catalysis of the reaction: 4,5alpha-dihydrocortisone + NADP(+) = cortisone + H(+) + NADPH.

Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a glutathione stimulus.

Catalysis of the reaction: 3'-phospho-5'-adenylyl sulfate + cortisol = adenosine 3',5'-diphosphate + cortisol 21-sulfate + H(+).

Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a rapamycin stimulus.

Catalysis of the reaction: 3-(2-hydroxyphenyl)propanoate + NAD(+) = trans-2-coumarate + H(+) + NADH.

Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a benomyl stimulus.

Catalysis of the reactions: (1) 5beta-cholestan-3-one + NADP+ = cholest-4-en-3-one + NADPH + H+ and (2) 17,21-dihydroxy-5beta-pregnane-3,11,20-trione + NADP+ = cortisone + NADPH + H+.

Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a purvalanol A stimulus.

Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a camptothecin stimulus.

Catalysis of the reaction: creatinine + H(2)O = creatine.

Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a paraquat stimulus.

Binding to eukaryotic initiation factor 4E, a polypeptide factor involved in the initiation of ribosome-mediated translation.

Any process that results in a change in state or activity of a (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a topoisomerase inhibitor stimulus.

Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a topoisomerase inhibitor stimulus.