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These terms define your current search. Click the × to remove a term. 3. Bioactivity: Isomerases. [EC 5.-.-.-] × 283 items, grouped by 3. Bioactivity (view ungrouped items) Cis-trans-isomerases. [EC 5.2.-.-] (46)    MESH:C023933   maleylacetone isomerase C023933               MESH:C051520   leukotriene B4 6-isomerase C051520               MESH:C070579   cyclophilin C C070579               MESH:C072070   cyclophilin-S1 C072070               MESH:C098640   periplasmic peptidylprolyl cis-trans isomerase C098640               MESH:C101856   (3Z)-(2E) enal isomerase C101856               all 46 items... Intramolecular lyases. [EC 5.5.-.-] (15)    MESH:C021583   2-methylmuconic acid cycloisomerase C021583               MESH:C040265   pinene cyclase I C040265               MESH:C046989   endo-fenchol cyclase C046989               MESH:C048278   farnesylpyrophosphate cyclase C048278               MESH:C056740   geranyl pyrophosphate-sabinene hydrate cyclase C056740               MESH:C070925   lycopene cyclase-isomerase C070925               all 15 items... Intramolecular oxidoreductases. [EC 5.3.-.-] (45)    MESH:C018711   acetylene-allene thioester isomerase C018711               MESH:C022463   prostaglandin endoperoxide thromboxane isomerase C022463               MESH:C022669   delta(8)-delta(7)-sterol isomerase C022669               MESH:C022756   ecdysone 3-epimerase C022756               MESH:C023084   galactose-6-phosphate isomerase C023084               MESH:C023304   zymosterol delta(8)-delta(7)-isomerase C023304               all 45 items... Intramolecular transferases (mutases). [EC 5.4.-.-] (39)    MESH:C038371   deacetoxycephalosporin C synthetase C038371               MESH:C039595   i-cholesterol isomerase C039595               MESH:C039924   2,3-oxidosqualene-beta-amyrin-cyclase C039924               MESH:C054260   4-carboxymethyl-methylbut-2-ene-1,4-olide isomerase C054260               MESH:C056152   pyrogallol-phloroglucinol isomerase C056152               MESH:C063123   luxH protein, Vibrio harveyi C063123               all 39 items... Other isomerases. [EC 5.99.-.-] (55)    MESH:C041813   DNA reverse gyrase C041813               MESH:C082698   DNA topoisomerase V C082698               MESH:C091576   ECM32 protein, S cerevisiae C091576               MESH:C095870   Lhr protein, E coli C095870               MESH:C099034   Rhp54 protein, S pombe C099034               MESH:C101254   MmsA protein, Streptococcus pneumoniae C101254               all 55 items... Racemases and epimerases. [EC 5.1.-.-] (55)    MESH:C009634   N-acetylmannosamine 2-epimerase C009634               MESH:C019692   aminopropanol racemase C019692               MESH:C022419   polymannuronic acid 5-epimerase C022419               MESH:C023128   D-erythro-dihydroneopterin triphosphate epimerase protein, E coli C023128               MESH:C036861   aminocaprolactam racemase C036861               MESH:C037213   ADP-L-glycero-D-mannoheptose-6-epimerase C037213               all 55 items...  (others) (28)    MESH:C019797   borneol synthetase C019797               MESH:C021571   2-methylbutyrate racemase C021571               MESH:C021918   4-oxalocrotonate tautomerase C021918               MESH:C022465   prostaglandin isomerases C022465               MESH:C022661   steroid-8-ene-isomerase C022661               MESH:C040245   pinene cyclase II C040245               all 28 items...