| 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) |
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| 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) |
| ethanolaminephosphate phospho-lyase | <enzyme> Chemical name: amino alcohol o-phosphate phospholyase (deaminating) Registry number: EC 4.2.99.7 Synonym: o-phosphorylethanolamine phospho-lyase, pea-p-lyase, phosphoethanolamine lyase (26 Jun 1999) |
| tyrosine phenol-lyase | <enzyme> An enzyme that catalyses the cleavage of tyrosine to phenol, pyruvate, and ammonia. It is a pyridoxal phosphate protein. The enzyme also forms pyruvate from d-tyrosine, l-cysteine, s-methyl-l-cysteine, l-serine, and d-serine, although at a slower rate. Chemical name: L-Tyrosine phenol-lyase (deaminating) Registry number: EC 4.1.99.2 (12 Dec 1998) |
| 2-hydroxymuconic saemialdehyde lyase | <enzyme> Forms 2-ketopent-4-enoate plus formate Registry number: EC 4.1.2.- Synonym: hydroxymuconic saemialdehyde hydrolase, 2-hydroxymuconic saemialdehyde hydrolase (26 Jun 1999) |
| lactoylglutathione lyase | <enzyme> An enzyme that catalyses the interconversion of methylglyoxal and lactate, with glutathione serving as a coenzyme. Chemical name: S-Lactoyl-glutathione methylglyoxal-lyase (isomerizing) Registry number: EC 4.4.1.5 (12 Dec 1998) |
| 3-chloro-D-alanine hydrogen chloride-lyase | <enzyme> Pseudomonas putida enzyme; forms cysteine from 3-chloro-d-alanine and hydrogen sulfide Registry number: EC 4.5.- Synonym: cahc-lyase, 3-chloro-d-alanine chloride-lyase (deaminating) (26 Jun 1999) |
| 3-ketovalidoxylamine A C-N lyase | <enzyme> From flavobacterium saccharophilum; separates the two rings of 3-ketovalidoxylamine a Registry number: EC 4.3.3.1 (26 Jun 1999) |