Medical Definition of Ubisemiquinone

1. Small molecule with a hydrocarbon chain (usually of several isoprene units) that serves as an important electron carrier in the respiratory chain. The acquisition of an electron and a proton by ubiquinone produces ubisemiquinone a free radical), a second proton and electron convert this to dihydroubiquinone. Plastoquinone, which is almost identical to ubiquinone, is the plant form. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Lexicographical Neighbors of Ubisemiquinone

ubiquinone-6
ubiquinones
ubiquities
ubiquitin
ubiquitin-calmodulin ligase
ubiquitin-Nalpha-protein hydrolase
ubiquitin-protein ligase
ubiquitinoylation
ubiquitin carrier protein kinase
ubiquitin thiolesterase
ubiquitous
ubiquitously
ubiquitousness
ubiquity
ubiquity
ubisemiquinone (current term)
Ubykh
uC
Uca
uchees
uCi
uckers
UDA
udal
udaller
udallers
udals
Udden-Wentworth scale
udder
udder

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