Glutathione synthetase

From Wikipedia, the free encyclopedia

glutathione synthetase
Identifiers
Symbol	GSS
Entrez	2937
HUGO	4624
OMIM	601002
RefSeq	NM_000178
UniProt	P48637
Other data
EC number	6.3.2.3
Locus	Chr. 20 q11.2

Glutathione synthetase (EC 6.3.2.3) is the second enzyme in the glutathione biosynthesis pathway. It catalyses the condensation of gamma-glutamylcysteine and glycine, to form glutathione.^[1]

[edit] See also

• Glutathione synthetase deficiency

[edit] References

1. ^ Njålsson R, Norgren S (2005). "Physiological and pathological aspects of GSH metabolism.". Acta Paediatr 94 (2): 132–7. doi:10.1080/08035250410025285. PMID 15981742. 

[edit] External links

• MeSH Glutathione+Synthetase

v • d • e Enzymes: ligases (EC 6) 6.1 - Carbon-Oxygen Aminoacyl tRNA synthetase 6.2 - Carbon-Sulfur Succinyl coenzyme A synthetase - Acetyl Co-A synthetase - Long fatty acyl CoA synthetase 6.3 - Carbon-Nitrogen Glutamine synthetase - Ubiquitin ligase (Von Hippel-Lindau tumor suppressor, UBE3A, Mdm2, Anaphase-promoting complex) - Glutathione synthetase - CTP synthase - Adenylosuccinate synthase - Argininosuccinate synthetase - Holocarboxylase synthetase - GMP synthase - Asparagine synthetase - Carbamoyl phosphate synthase (I , II ) - Gamma-glutamylcysteine synthetase 6.4 - Carbon-Carbon Carbon-carbon ligases 6.5 - Phosphoric Ester DNA ligase

v • d • e Metabolism: amino acid metabolism - synthesis and catabolism enzymes (essential in CAPS) K→acetyl-CoA LYSINE→ Saccharopine dehydrogenase - Glutaryl-CoA dehydrogenase LEUCINE→ Branched chain aminotransferase - Branched-chain alpha-keto acid dehydrogenase complex - Isovaleryl coenzyme A dehydrogenase - Methylcrotonyl-CoA carboxylase - Methylglutaconyl-CoA hydratase - 3-hydroxy-3-methylglutaryl-CoA lyase TRYPTOPHAN→ Indoleamine 2,3-dioxygenase/Tryptophan 2,3-dioxygenase - Arylformamidase - Kynureninase - 3-hydroxyanthranilate oxidase - Aminocarboxymuconate-semialdehyde decarboxylase - Aminomuconate-semialdehyde dehydrogenase PHENYLALANINE→tyrosine→ (see below) G→pyruvate glycine→serine→ Serine hydroxymethyltransferase - Serine dehydratase alanine→ Alanine transaminase cysteine→ D-cysteine desulfhydrase threonine→ L-threonine dehydrogenase G→glutamate HISTIDINE→ Histidine ammonia-lyase - Urocanate hydratase - Formiminotransferase cyclodeaminase proline→ Proline oxidase - Pyrroline-5-carboxylate reductase - 1-Pyrroline-5-carboxylate dehydrogenase/ALDH4A1 - PYCR1 arginine→ Ornithine aminotransferase - Ornithine decarboxylase - Agmatinase →alpha-ketoglutarate→TCA Glutamate dehydrogenase G→propionyl-CoA VALINE→ Branched chain aminotransferase - Branched-chain alpha-keto acid dehydrogenase complex - Enoyl-CoA hydratase - 3-hydroxyisobutyryl-CoA hydrolase - 3-hydroxyisobutyrate dehydrogenase - Methylmalonate semialdehyde dehydrogenase ISOLEUCINE→ Branched chain aminotransferase - Branched-chain alpha-keto acid dehydrogenase complex - 3-hydroxy-2-methylbutyryl-CoA dehydrogenase METHIONINE→ Methionine adenosyltransferase - Adenosylhomocysteinase - Cystathionine beta synthase - Cystathionine gamma-lyase (methionine synthesis: MTR/Homocysteine methyltransferase) THREONINE→ Threonine aldolase →succinyl-CoA→TCA Propionyl-CoA carboxylase - Methylmalonyl-CoA mutase G→fumarate PHENYLALANINE→tyrosine→ Phenylalanine hydroxylase - Tyrosine aminotransferase - 4-Hydroxyphenylpyruvate dioxygenase - Homogentisate 1,2-dioxygenase - Fumarylacetoacetate hydrolase G→oxaloacetate asparagine→aspartate→ Asparaginase/Asparagine synthetase - Aspartate transaminase Other tyrosine→melanin Tyrosinase cysteine+glutamate→glutathione Gamma-glutamylcysteine synthetase - Glutathione synthetase glycine→creatine Guanidinoacetate N-methyltransferase - Creatine kinase glutamate→glutamine Glutamine synthetase - Glutaminase proline+lysine→collagen Prolyl hydroxylase - Lysyl hydroxylase see also disorders, intermediates