1.
Org Lett
; 3(1): 1-3, 2001 Jan 11.
Artigo
em Inglês
| MEDLINE
| ID: mdl-11429847
RESUMO
[figure: see text] Reactivity of bovine beta 1,4-galactosyltransferase was examined for a series of acyclic acceptor substrates both in the presence and the absence of alpha-lactalbumin (alpha-La). It was found that this enzyme could utilize (R)-3-acetamido-1,2-propanediol (1) as an acceptor substrate regardless of the cofactor protein. The product was determined to be 1-O-beta-D-galactopyranosyl-(R)-3-acetamido-1,2-propanediol (2). Glycerol without the acetamido group was inactive, indicating that this functional group plays a key role in the enzyme reaction.
Assuntos
N-Acetil-Lactosamina Sintase/metabolismo , Propilenoglicóis/metabolismo , Animais , Catálise , Bovinos , Galactosídeos/química , Lactalbumina/metabolismo , Espectroscopia de Ressonância Magnética , Estrutura Molecular , Monossacarídeos/metabolismo , Propilenoglicóis/química , Estereoisomerismo , Relação Estrutura-Atividade , Especificidade por Substrato
2.
Angew Chem Int Ed Engl
; 39(11): 2000-2003, 2000 Jun 02.
Artigo
em Inglês
| MEDLINE
| ID: mdl-10941010