chain

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chain

A unit of measurement formerly used in surveying and still seen in deeds with old property descriptions.One chain equals 66 feet.

References in periodicals archive ?
The code is read in groups of three nucleotides and each triplet of nucleotides codes for one of the twenty amino acids which link together in a polypeptide chain to form a protein.
After mRNA is formed polypeptide chains are synthesized by translation of the mRNA molecule.
Once students reach a stop codon, the polypeptide chain breaks away from the ribosome and folds into the specific protein for which their amino acid sequence coded.
Although no comparable data were available to determine the extent of the students' achievement when taught solely by PowerPoint, I had observed that the students generally struggled to comprehend and visualize the details of transcription and assembly of the amino acids on the polypeptide chain during the lecture period.
The VEGF is a homodimer that comprises 2 polypeptide chains with a molecular mass of approximately 45 kDa (Ferrara and Henzel, 1989; Gospodarowicz et al.
It is an autosomal recessive disease and occurs as a result of mutation in one of the three genes which code the three polypeptide chains of fibrinogen.
When two polypeptide chains, VHA-VLB and VHB-VLA, linked by the short linkers are expressed in the same cells, dual-functional antigen-binding sites are formed by crossover pairing of the variable light-chains and heavy-chains.
The B subunit of the toxin is composed of five identical, noncovalently associated polypeptide chains (11.
Hair is predominantly composed of keratin polypeptide chains that are made up of amino acid building blocks.
1967) and Weber and Osborne, (1969) have shown that the separation of proteins by polyacrylamide gel electrophoresis in the presence of anionic detergents sodium dodecyl sulphate is dependent on the molecular weight of the polypeptide chains.
Gelatin protein is made up of three polypeptide chains which are twisted around each other and held together by weak dispersion forces between amino acids of the polypeptide chains.
Three polypeptide chains alternating with one another are coiled in a left-handed helix to form a helical strand.