topoisomerase

English

Etymology

Etymology tree

Ancient Greek τόπος (tópos)

English topo-

English isomer

Proto-Indo-European *dwóh₁

Proto-Indo-European *dwísder.

Ancient Greek διά (diá)

Ancient Greek δῐᾰ- (dĭă-)

Proto-Indo-European *steh₂-

Proto-Indo-European *stísteh₂ti

Proto-Hellenic *hístāmi

Ancient Greek ῐ̔́στημῐ (hĭ́stēmĭ)

Ancient Greek δῐῐ̈́στημῐ (dĭĭ̈́stēmĭ)

Ancient Greek δῐᾰ́στᾰσῐς (dĭắstăsĭs)

English diastase

English -ase

English isomerase

English topoisomerase

From topo- + isomerase.

Pronunciation

• (Received Pronunciation) IPA^(key): /ˌtɒpəʊˌaɪˈsɒməˌɹeɪs/
• (General American) IPA^(key): /ˌtɑpoʊˌaɪˈsɑməˌɹeɪs/

• Audio (US):

  (file)

Noun

topoisomerase (plural topoisomerases)

1. (biochemistry) Any of several enzymes that affect the topology of DNA, especially ones that relax supercoiling.

   Synonym: isotopomerase

Derived terms

• antitopoisomerase

Translations

enzymes that affect the topology of DNA

• Chinese:

  Mandarin: 拓扑异构酶 (tuòpū yìgòuméi)

• Finnish: topoisomeraasi

Anagrams

• isotopomerase