The phrase "a useful restriction" is correct and usable in written English.
It can be used when discussing limitations or boundaries that are beneficial or advantageous in a particular context.
Example: "Implementing a useful restriction on data access can enhance security and protect sensitive information."
Alternatives: "a beneficial limitation" or "a helpful constraint".
Hans Glawischnig The Austrian jazz bassist Hans Glawischnig — incidentally, a longtime associate of Mr. Perdomo's — embraces a useful restriction throughout his soulful new album, "Jahira" (Sunnyside).
In prior work, 30% of the genome of bacteriophage T7 was "refactored" by the insertion or modification of 65 short sequences that included a useful restriction enzyme site in order to, among other goals, separate genes and their translational initiation regions from each other and from other genetic elements.
"It's the luck of the draw whether there is one or there isn't," Mr. Williams said of a useful deed restriction.
If family planning in Mexico, a Catholic country, is driven by non-fully planned fertility, then the number of infants would be a useful exclusion restriction.
The lack of unique sequences and useful restriction sites within the region precludes an assessment without the marker.
The most useful restriction enzymes make staggered cuts; that is, they leave a single-stranded overhang at the site of cleavage.
Unlike previous walking techniques, our strategy does not rely on restriction enzymes or ligases, and is therefore unaffected by the availability of useful restriction sites in the flanking region.
Over the objection of a small group of reformers led by Assemblyman Alexander Grannis of Manhattan, Mr. Silver refused to go along with a gift ban after the Senate majority leader, Joseph Bruno, a Republican, had boldly persuaded his chamber to pass a bill that included several useful restrictions on gifts.
We just want to see common sense rules and better, more useful restrictions implemented.
While ambient restriction is a little less natural than intrinsic restriction, since the restriction to (Z) of a ((p,q -form on (X) is no longer a ((p,q -form on (Z), it is nevertheless a useful notion of restriction in certain conteXts.
We considered photo-MOs as a useful tool for the restriction of transgene expression within the modular Gal4-UAS system (Halpern et al., 2008).
