Encyclopedia results for Thiol

1. Thiol
   Image Thiol group.png thumb Thiol functional group In organic chemistry , a thiol is a compound that contains ... of an alcohol group OH , this functional group is referred to either as a thiol group or a sulfhydryl ..
   
   
   
2. Thiol S-methyltransferase
   In enzymology , a thiol S methyltransferase EC number 2.1.1.9 is an enzyme that catalysis catalyzes the chemical reaction S adenosyl L methionine a thiol math rightleftharpoons math S adenosyl L homocysteine ..
   
   
   
3. Thiol sulfotransferase
   In enzymology , a thiol sulfotransferase EC number 2.8.2.16 is an enzyme that catalysis catalyzes the chemical reaction 3 phosphoadenylyl sulfate a thiol math rightleftharpoons math adenosine 3 ,5 bisphosphate ..
   
   
   
4. Thiol oxidase
   In enzymology , a thiol oxidase EC number 1.8.3.2 is an enzyme that catalysis catalyzes the chemical ... as acceptor. The systematic name of this enzyme class is thiol oxygen oxidoreductase . This enzyme ..
   
   
   
5. Thiol-disulfide exchange
   Thiol disulfide exchange is a chemical reaction in which a thiol thiolate group math mathrm S math attacks ... sulfur atom blue atom in Figure 1 . Image Thiol disulfide exchange.png center frame Figure 1 ..
   
   
   
6. Thiosulfate-thiol sulfurtransferase
   In enzymology , a thiosulfate thiol sulfurtransferase EC number 2.8.1.3 is an enzyme that catalysis catalyzes ..., which transfer sulfur containing groups. The systematic name of this enzyme class is thiosulfate thiol ..
   
   
   
7. Enzyme-thiol transhydrogenase (glutathione-disulfide)
   In enzymology , an enzyme thiol transhydrogenase glutathione disulfide EC number 1.8.4.7 is an enzyme ... thiol transhydrogenase oxidized glutathione , glutathione dependent thiol disulfide oxidoreductase ..
   
   
   
8. Thiolysis
   Thiolysis is a reaction with a thiol R SH that cleaves one compound into two. This reaction is similar to hydrolysis , which involves water instead of a thiol . This reaction is seen in beta oxidation ..
   
   
   
9. Seleno-mercaptan
   . As such, it is an analogue of alcohol s and thiol s which contain oxygen and sulfur respectively in place of the selenium atom. Seleno mercaptans are toxic, as are the similar mercaptans thiol s , and notably ..
   
   
   
10. Self-assembled monolayer
    off the excess. A common example is an alkane thiol on gold . Sulfur has particular affinity for gold ... kJ mol . An alkane with a thiol head group will stick to the gold surface and form an ordered assembly ..
    
    
    
11. (citrate (pro-3S)-lyase) ligase
    the chemical reaction ATP acetate citrate pro 3S lyase thiol form math rightleftharpoons math AMP ... are adenosine triphosphate ATP , acetate , and citrate pro 3S lyase thiol form , whereas its 3 product ..
    
    
    
12. Ammonium thioglycolate
    , one should consider two chemical facts. First is the thiol disulfide equilibrium RSH R SSR unicode ... 2 sub H sub 5 sub , or CH sub 2 sub COO sup &minus sup . The thiol disulfide exchange reaction is accelerated ..
    
    
    
13. Saville reaction
    The Saville reaction is a chemical reaction in which mercury element mercury replaces a nitrosyl from a thiol group. It is used as a method of replacing the nitrosyl from the modified cysteine s and t ...
    
    
    
14. Ellman's reagent
    Image DTNB reaction.png thumb right 300px Reaction of DTNB with a thiol. Ellman s reagent 5, 5 dithiobis 2 nitrobenzoic acid or DTNB is a chemical used for measuring the amount of thiol groups. ref cite ..
    
    
    
15. Isohumulone
    3 methylbut 2 ene 1 thiol, a thiol which causes beer to develop a Beer bottle Lightstruck beer skunky ..
    
    
    
16. Asinger reaction
    The Asinger reaction was invented in 1958 by Friedrich Asinger . An Î halogenated carbonyl component reacts with sodium hydrogensulfide NaSH and forms in situ a Thiol e. The thiole reacts directly wit ...
    
    
    
17. Rhodanase
    of rhodanese. In the first step, thiosulfate reacts with the thiol group on Cysteine 247 1 , to form ... being converted back into the normal thiol 1 . Image Rhodanase2.png This reaction is important for the decontamination ..
    
    
    
18. Acetyl-CoA C-acyltransferase
    of 3 ketoacyl CoA by the thiol group of another molecule of CoA . This reaction is catalyzed by Acetyl CoA C acyltransferase or Î ketothiolase . The thiol is inserted between C 2 and C 3, which yields ..
    
    
    
19. Bromobimane
    as a reagent in biochemistry . It alkylates thiol groups, replacing the H with a fluorescent ... journal author Paul C. Chinn, Vincent Pigiet, and Robert C. Fahey title Determination of thiol proteins ..
    
    
    
20. 2-Mercaptoindole
    Chembox new ImageFile 2 mercaptoindole.png ImageSize 180px IUPACName 1H indole 2 thiol OtherNames Section1 ... MainHazards FlashPt Autoignition 2 Mercaptoindole is a bicyclic heterocycle containing a thiol group ..
    
    
    
21. Thioesterase
    and alcohol, in the presence of water specifically at a thiol group. Thioesterases or thiolester hydrolases ..
    
    
    
22. Disulfide bond
    In chemistry , a disulfide bond is a single covalent bond derived from the coupling of thiol groups. The linkage ... formed from the oxidation of thiol sulfhydryl SH groups , as depicted formally in Figure 1. Image ..
    
    
    
23. Thioether
    . Preparation Thioethers are typically prepared by the alkylation of thiol s R Br HS R â R S R HBr Such reactions are accelerated in the presence of base, which converts the thiol into the more nucleophilic ..
    
    
    
24. Cysteine protease
    a common catalytic mechanism that involves a nucleophile nucleophilic cysteine thiol in a catalytic triad . The first step is deprotonation of a thiol in the enzyme s active site by an adjacent amino ..
    
    
    
25. Grapefruit mercaptan
    150px ImageNameR1 Grapefruit mercaptan IUPACName R 2 4 methylcyclohex 3 enyl propane 2 thiol OtherNames grapefruit mercaptan br 1 p methene 8 thiol br Î ,Î ,4 trimethylcyclohex 3 ene 1 methane thiol ..