protofilament

protofilament

English

Etymology

proto- +‎ filament

Noun

protofilament (plural protofilaments)

1. A filament of polymerized tubulin in a cell, which becomes part of a microtubule
   • 2008 January 22, Mitsusada Iwasa Toshiro Oda & Akihiro Narita da, “The nature of the globular- to fibrous-actin transition”, in Nature, volume 457, number 7228, DOI:10.1038/nature07685:

     The MreB crystal contained a straight, single-stranded protofilament […] .