Sentence examples for origin of class from inspiring English sources

This coincided exactly with the origin of class IA regulatory proteins.

Absence of class II regulatory subunits and the recent origin of class I regulatory subunits is puzzling given that the class I/II catalytic subunit was present in LECA and has been conserved in most present-day eukaryotic lineages.

Both studies identified an ancient gene duplication event that lead to the separation of class III and I/II catalytic subunits that was followed by a more recent duplication at the origin of class I and II.

While we favour this interpretation, we note that cryptic ancient losses can never be ruled out (and are not inconceivable given the RNR gene mobility documented here), and an early origin of class I is in fact plausible under the 'respiration early' hypothesis [ 50- 52], and given plausibility of abiotic oxygen generation in the early oceans [ 53].

This suggests that a functional change occurred after the duplication at the origin of classes III and I/II.

The original creators of UML point out the influence of ER models on the origins of class diagrams.

The origins of Class III may result from a early duplication of a Class II gene as suggested in Figure 2A.

In the phylogenetic tree of the class VIII myosins, the algae homologs form a group separating at the origin of the class followed by the fern (Selaginella moellendorfii; Sem) and moss (Physcomitrella patens; Php) myosins.

The origin of the class remains obscure, but the patricians were probably leaders of the more important families or clans who formed the major part, if not all, of the Senate of the primitive period, as well as the families from whom were drawn the most distinguished part of the early cavalry.

Comment: 3) There is no consideration of species origin of the class II molecule or MHC polymorphism.

Seven of these sequences contain an N-terminus domain with similarity to prokaryotic periplasmic binding proteins (PBPs), which are involved in amino acid and nutrient transport in bacteria and are considered to be the origin of the class C GPCR ligand binding domains [ 26].