| pyruvate-formate-lyase-deactivase | <chemical> Encoded by adhe gene product from E coli; pfla (radical form) yields pfl (non-radical form) in presence of fe++, nad and CoA and the multienzyme complex consisting of alcohol plus acetaldehyde-CoA dehydrogenase activities Synonym: pfl-deactivase, adhe multienzyme, adhe gene product (26 Jun 1999) |
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| hydroperoxide lyase | <enzyme> Rabbit leukocyte enzyme; converts 15-hpete to 15-ketopentadeca-5,8,11,13-tetraenoic acid plus pentanol Registry number: EC 4.1.2.- Synonym: fatty acid hydroperoxide lyase, hpo lyase (26 Jun 1999) |
| hydroxymandelonitrile lyase | <enzyme> Catalyses the reversible condensation of cyanide with 4-hydroxybenzaldehyde to yield 4-hydroxymandelonitrile; can be obtained from plant extracts by immobilised metal ion affinity chromatography Registry number: EC 4.1.2.11 Synonym: hmn lyase, 4-hydroxymandelonitrile hydroxybenzaldehyde-lyase, hydroxynitrile lyase (26 Jun 1999) |
| spore photoproduct lyase | <enzyme> A 40-kD polypeptide that shows regional amino acid sequence homology to DNA photolyases; involved in repair of uv radiation-induced DNA damage during spore germination Registry number: EC 4.1.99.- Synonym: sp lyase, spl protein, spl gene product (26 Jun 1999) |
| deoxyribodipyrimidine photo-lyase | <enzyme> An enzyme in yeast that is activated by light, whereupon it can reverse a previous photochemical reaction by cleaving the cyclobutane ring of the thymine dimer. It catalyses the reactivation by light of UV-irradiated DNA and cleaves two carbon-carbon bonds in pyrimidine dimers in DNA. Synonym: dipyrimidine photolyase, photoreactivating enzyme. Chemical name: Deoxyribocyclobutadipyrimidine pyrimidine-lyase Registry number: EC 4.1.99.3 (21 Jun 2000) |
| diaminopropionate ammonia-lyase | <enzyme> Used for the determination of diaminopropionic acid Registry number: EC 4.3.1.- (26 Jun 1999) |
| DNA-(apurinic or apyrimidinic site) lyase | <enzyme> Formerly EC 3.1.25.2 Registry number: EC 4.2.99.18 Synonym: endodeoxyribonuclease (apurinic or apyrimidinic), apurinic endonuclease, apurinic DNA endonuclease, purine insertase, endonuclease iv, DNA repair endonuclease, endonuclease vi, endonuclease iv, E coli, bap1, bovine ap endonuclease I, nfo gene product, apci, apcii, apciii, ap lyase, ap endonuclease, hap1 DNA repair enzyme, apurine-apyrimidine endonuclease (26 Jun 1999) |
| D-selenocystine alpha, beta-lyase | <enzyme> From clostridium sticklandii; pyridoxal-p enzyme; mw 74kda; decomposes d-selenocystine into pyruvate, nh3 and elemental selenium; d-cystine, d-lanthionine, meso-lanthionine and d-cysteine can also serve as substrates; d-selenocysteine, d-serine, dl-selenohomocystine and l-amino acids are inert Registry number: EC 4.99.- Synonym: dsc-ab-lyase (26 Jun 1999) |
| isocitrate lyase | <enzyme> A key enzyme in the glyoxylate cycle. It catalyses the conversion of isocitrate to succinate and glyoxylate. Chemical name: Isocitrate glyoxylate-lyase Registry number: EC 4.1.3.1 (12 Dec 1998) |
| O-acetylhomoserine (thiol)-lyase | <enzyme> With hydrogen sulfide, forms homocysteine Registry number: EC 4.2.99.10 Synonym: acetylhomoserine sulfhydrylase, homocysteine synthase, oah sulfhydrylase, o-acetylhomoserine sulfhydrylase, o-acetyl-l-homoserine sulfhydrylase, o-acetylhomoserine-o-acetylserine sulfhydrylase, met25 sulfhydrylase, o-acetylserine-o-acetylhomoserine sulfohydro-lyase, aahshase (26 Jun 1999) |
| oligogalacturonate lyase | <enzyme> Forms monomer units in the breakdown of pectate Registry number: EC 4.2.2.- (26 Jun 1999) |
| O-succinylhomoserine (thiol)-lyase | <enzyme> An enzyme catalyzing the reaction between cystathionine and succinate to form l-cysteine and O-succinyl-l-homoserine. Synonym: cystathionine gamma-synthase. (05 Mar 2000) |
| threonine acetaldehyde-lyase | <enzyme> Catalyses conversion of threonine to glycine and acetaldehyde; do not confuse with threonine aldolase (EC 2.1.2.1) Registry number: EC 4.1.2.5 Synonym: l-threonine acetaldehyde-lyase, d-threonine acetaldehyde-lyase, threonine aldolase (lyase) (26 Jun 1999) |
| triacetic acid lactone lyase | <enzyme> Non-hydrolytic; froms acetyl-CoA from triacetic acid lactone plus ATP plus CoA Registry number: EC 4.2.99.- Synonym: ATP tal (26 Jun 1999) |
| ethanolamine ammonia-lyase | <enzyme> An enzyme that catalyses the deamination of ethanolamine to acetaldehyde. Chemical name: Ethanolamine ammonia-lyase Registry number: EC 4.3.1.7 (12 Dec 1998) |