subtype

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subtype

1. A gene that has a small mutation in its nucleotide sequence.
2. An organism that carries or expresses an allele with a minor variation that distinguishes it from other members of the species.
References in periodicals archive ?
A large number of epitopes were predicted against 10 selected supertypes at various binding scores.
Now the collection of separate essays forms a whole book, but all his argument shows that it is not necessary to consider a coherent theory on linguistic supertypes without a clear notion of the keywords.
a subtype and supertype relationship) is presented as a thick line.
That is, a supertype was modeled as a variant record with a separate branch for each subtype.
Human leukocyte antigen B58 supertype and human immunodeficiency virus type 1 infection in native africans.
If ML had subtyping and a supertype T of all types, a correct equation would be D(T); T = T.
Powerful object models adopt multiple inheritance, allowing a type (or class) definition to inherit from more than one supertype.
In the constraint generation algorithm that we present in the next section, it will sometimes be necessary to eliminate all occurrences of a certain set of variables from a given type by promoting (or demoting) the type until we reach a supertype (or subtype) in which these variables do not occur.
We use [is less than or equal to] to represent a reflexive, transitive, and antisymmetric subtype relationship where t [is less than or equal to] s means type t is a subtype of type s, or equivalently, s is a supertype of t.
The type TOP is the supertype of all types, with any value of any type also having type TOP.
Adding a new subtype requires redefinition of, at most, one rather simple operator--namely, what we call the selector operator--for each immediate supertype of the new subtype.
1) When a class is created, a linearization of its supertype classes, including itself, is defined and represented as a Class Precedence List (CPL) that strictly orders all its supertype classes.