Adenosylhomocysteinase

S-adenosylhomocysteine hydrolase
Identifiers
Symbol	AHCY
Entrez	191
HUGO	343
OMIM	180960
RefSeq	NM_000687
UniProt	P23526
Other data
EC number	3.3.1.1
Locus	Chr. 20 q11.22

Adenosylhomocysteinase is an enzyme that converts S-adenosylhomocysteine to homocysteine and adenosine.

External links

• MeSH Adenosylhomocysteinase

This hydrolase article is a stub. You can help Wikipedia by expanding it.v · d · e

v · d · eHydrolases: ether bond (EC 3.3) 3.3.1 Adenosylhomocysteinase 3.3.2 Epoxide hydrolase - Leukotriene-A4 hydrolase B enzm: 1.1/2/3/4/5/6/7/8/10/11/13/14/15-18, 2.1/2/3/4/5/6/7/8, 2.7.10, 2.7.11-12, 3.1/2/3/4/5/6/7, 3.1.3.48, 3.4.21/22/23/24, 4.1/2/3/4/5/6, 5.1/2/3/4/99, 6.1-3/4/5-6

v · d · eMetabolism: 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 G→pyruvate →citrate glycine→serine→ Serine hydroxymethyltransferase · Serine dehydratase glycine→creatine: Guanidinoacetate N-methyltransferase · Creatine kinase alanine→ Alanine transaminase cysteine→ D-cysteine desulfhydrase threonine→ L-threonine dehydrogenase G→glutamate→ α-ketoglutarate 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 Other cysteine+glutamate→glutathione: Gamma-glutamylcysteine synthetase · Glutathione synthetase · Gamma-glutamyl transpeptidase glutamate→glutamine: Glutamine synthetase · Glutaminase G→propionyl-CoA→ succinyl-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→ generation of homocysteine: Methionine adenosyltransferase · Adenosylhomocysteinase regeneration of methionine: Methionine synthase/Homocysteine methyltransferase · Betaine-homocysteine methyltransferase conversion to cysteine: Cystathionine beta synthase · Cystathionine gamma-lyase THREONINE→ Threonine aldolase →succinyl-CoA→TCA Propionyl-CoA carboxylase · Methylmalonyl CoA epimerase · Methylmalonyl-CoA mutase G→fumarate PHENYLALANINE→tyrosine→ Phenylalanine hydroxylase · Tyrosine aminotransferase · 4-Hydroxyphenylpyruvate dioxygenase · Homogentisate 1,2-dioxygenase · Fumarylacetoacetate hydrolase tyrosine→melanin: Tyrosinase G→oxaloacetate asparagine→aspartate→ Asparaginase/Asparagine synthetase · Aspartate transaminase M: MET mt, k, c/g/r/p/y/i, f/h/s/l/o/e, a/u, n, m k, cgrp/y/i, f/h/s/l/o/e, au, n, m, epon m(A16/C10),i(k, c/g/r/p/y/i, f/h/s/o/e, a/u, n, m)

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