Revision as of 08:47, 7 August 2008 by Honee_v (new term)
noun, plural: transmembrane proteins
Transmembrane proteins may be classified in two major groups:
- Alpha-helix - present in all types of biological membranes.
- Beta barrel - present in outer membranes of Gram-negative bacteria, cell wall of Gram-positive bacteria, outer membranes of mitochondria and chloroplasts.
Word origin: L, comb. form of trāns (adv. and prep.) across, beyond, through + -membrane.