Effect of hyperosmotic shock on phosphoenolpyruvate carboxykinase gene expression and gluconeogenic activity in the crab muscle.
FEBS Lett
; 561(1-3): 202-6, 2004 Mar 12.
Article
em En
| MEDLINE
| ID: mdl-15013778
Chasmagnathus granulata phosphoenolpyruvate carboxykinase (PEPCK) cDNA from jaw muscle was cloned and sequenced, showing a specific domain to bind phosphoenolpyruvate in addition to the kinase-1 and kinase-2 motifs to bind guanosine triphosphate (GTP) and Mg(2+), respectively, specific for all PEPCKs. In the kinase-1 motifs the GK was changed to RK. The first 19 amino acids of the putative enzyme contain hydrophobic amino acids and hydroxylated residues specific to a mitochondrial type signal. The PEPCK is expressed in hepatopancreas, muscles, nervous system, heart, and gills. Hyperosmotic stress for 24 h increased the PEPCK mRNA level, gluconeogenic and PEPCK activities in muscle.
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Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Pressão Osmótica
/
Fosfoenolpiruvato Carboxiquinase (GTP)
/
Músculo Esquelético
/
Gluconeogênese
Limite:
Animals
Idioma:
En
Revista:
FEBS Lett
Ano de publicação:
2004
Tipo de documento:
Article
País de afiliação:
Brasil
País de publicação:
Reino Unido