A chain


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A chain

1. the shorter polypeptide component of insulin containing 21 amino acyl residues, beginning with a glycyl residue (NH2-terminus); insulin consists of an A chain linked to a B chain by two disulfide bonds; the amino-acid composition of the A chain is a function of species;
2. in general, one of the polypeptides in a multiprotein complex.
References in periodicals archive ?
These contacts can be selected by whether the site is retail or institutional, whether the retail site is part of a chain or independent, number of stores in pharmacy chain, and the pharmacy's primary wholesaler.
So instead of making dozens of phone calls to try to find a chain of recommendations that reaches from your personal network into villages in Africa, you go to a social-network Web site where basically anyone in the field (global MDS or health in this case) could publish a profile for themselves -- including a list of people or groups they recommend.
The machining capabilities added in 1977 began a chain reaction of value-added services offered by the TB&A.
An S corporation may elect QSub status for a chain of eligible subsidiaries, if the line of ownership is not interrupted by an entity or individual other than the parent or its DE subsidiaries.
Thus, the merger of Target (T) into Acquiring (A) for Acquiring Parent's (AP) stock could have been followed by AP's transfer of A stock down a chain of successively controlled corporations.
*James Katz, a marketing expert, has convinced Peter that it will be more profitable to establish a chain of retail stores to sell the toys directly to the public.