Sentence examples for by a ring structure from inspiring English sources

Pyrazine, any of a class of organic compounds of the heterocyclic series characterized by a ring structure containing four atoms of carbon and two of nitrogen.

Pyrimidine, any of a class of organic compounds of the heterocyclic series characterized by a ring structure composed of four carbon atoms and two nitrogen atoms.

Furan, any of a class of organic compounds of the heterocyclic aromatic series characterized by a ring structure composed of one oxygen atom and four carbon atoms.

Pyrazole, any of a class of organic compounds of the heterocyclic series characterized by a ring structure composed of three carbon atoms and two nitrogen atoms in adjacent positions.

Thiazole, any of a class of organic compounds of the heterocyclic series characterized by a ring structure composed of three carbon atoms, one nitrogen atom, and one sulfur atom.

In most bacteria and archaea, this is guided by a ring structure containing the bacterial tubulin homologue FtsZ protein (Bi and Lutkenhaus, 1991; Löwe and Amos, 1998), which polymerises in a GTP-dependent manner (Mukherjee and Lutkenhaus, 1994).

This conformational strain could facilitate the reaction by producing a ring structure in the reactant state that is close to the transition state [29] [31].

We have synthesized novel peptidomimetic compound by substituting alkene backbone with a ring structure that retains the biological activity in cell culture models of rhabdoid tumors.

In E. coli the tubulin homologue FtsZ [15], assisted by FtsA [16], polymerises into a ring structure at mid-cell, defining the eventual site of division.

A possible pathway might comprise of cleavage of a ring structure followed by decarboxylation for complete degradation of ZEN as shown by Bacillus strains (Tinyiro et al. 2011).

The experiments revealed that SMC proteins are in direct physical contact with the bacterial chromosome, and that bacterial DNA fibers are physically captured within a ring structure formed by the SMC proteins.