| Sulfolobus solfataricus beta-glycosidase | <enzyme> Has broad specificity against beta(1-4), beta(1-3), and beta(1-6)-o-glucosides and hydrolyzes oligosaccharides from the non-reducing end; amino acid sequence given in first source;swiss-prot p22498 Registry number: EC 3.2.1.- Synonym: ssbeta-gly, beta-glycosidase, sulfolobus (26 Jun 1999) |
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| sulfolysis | Lysis brought on or accelerated by sulfuric acid. (05 Mar 2000) |
| sulfomucin | A mucin containing sulfuric esters in its mucopolysaccharides or glycoproteins. (05 Mar 2000) |
| sulfomyxin sodium | A mixture of sulfomethylated polymyxin B and sodium bisulfite; an antibacterial agent. (05 Mar 2000) |
| sulfonamides | Sulfa-related group of antibiotics. The wonder drugs before penicillin and other antibiotics. Sulfonamides are still commonly used today for a variety of infections including, for example, urinary infections. (12 Dec 1998) |
| sulfonate | A salt or ester of sulfonic acid. (05 Mar 2000) |
| sulfone | A compound of the general structure R'-SO2-R'. (05 Mar 2000) |
| sulfone oxidase | <enzyme> From E coli mutants; oxidises both heterocyclic and aliphatic sulfones Registry number: EC 1.8.- Synonym: sulfoxide oxidase (26 Jun 1999) |
| sulfonic acid | Any of the compounds in which a hydrogen atom of a CH group is replaced by the sulfonic acid group, -SO3H; general formula: R-SO3H. Synonym: sulfoacid. (05 Mar 2000) |
| sulfonic acids | Inorganic or organic oxy acids of sulfur which contain the rso2(oh) radical. (12 Dec 1998) |
| sulfonium compounds | Sulfur compounds in which the sulfur atom is attached to three organic radicals and an electronegative element or radical. (12 Dec 1998) |
| sulfonium ion | A compound in which a sulfur atom has three single covalent bonds and therefore has a positive charge analogous to the nitrogen of an ammonium compound; e.g., S-adenosyl-l-methionine. (05 Mar 2000) |
| sulfonium salts | Compounds containing sulfur covalently linked to three moieties; e.g., RS+(R')R''', such as S-adenosyl-l-methionine. (05 Mar 2000) |
| sulfonylurea compounds | <chemical> Pharmacological action: hypoglycaemic agents. (12 Dec 1998) |
| sulfonylureas | Derivatives of isopropylthiodiazylsulfanilamide, chemically related to the sulfonamides, which possess hypoglycaemic action. Belonging to this series are acetohexamide, azepinamide, chlorpropamide, fluphenmepramide, glymidine, hydroxyhexamide, heptolamide, indylamide, thiohexamide, tolazamide, and tolbutamide. (05 Mar 2000) |