The phrase "as a major function" is correct and usable in written English.
It can be used to describe a significant role or purpose that something serves within a particular context or system.
Example: "In this organization, communication serves as a major function in ensuring that all team members are aligned with the project goals."
Alternatives: "as a key role" or "as a primary purpose".
Resistance against antagonist organisms, such as herbivores, has been identified as a major function of constitutive and stress-inducible production of plant secondary metabolites (PSMs).
Communicating health was identified as a major function for PHC by all informants.
Trafficking and proper localization of lipid raft proteins were suggested as a major function of Sec14p [15].
Aiding in discrimination of important signals has been discussed as a major function of dopamine (Durstewitz et al. 1999).
GTPase binding has emerged as a major function of PH domains in addition to lipid binding (Lemmon, 2004).
It is the control of motion that has traditionally been viewed by practitioners, and indeed intuitively by patients, as a major function of orthoses [ 35- 37].
As TGF- β has a major function as regulator for the cell renewal in the intestine, this notion gains some support.
Such method represents a particular curve (or surface) (varGamma) as well as its movement/evolution along time as the zero level of a major function (varPhi), which is denominated level set (LS) function.
This is in keeping with a role for α-actinin-1 as an actin-bundling protein, a major function in other cell types (Otey and Carpen, 2004).
DNMT1 enzyme is expressed in proliferating cells and somatic tissues with a major function as a maintenance methyltransferase, copying the existing parental-strand DNA methylation pattern onto the daughter strand after DNA replication [ 20, 21].
However, the thrust of higher education policy since New Labour launched the fees system begins to make perfect sense if you assume, as Danny Dorling argues in Injustice, that a major function of the education system is to reproduce social inequality.
