Words similar to br

Example sentences for: br

How can you use “br” in a sentence? Here are some example sentences to help you improve your vocabulary:

A series of 12 tetraphenylporphyrin derivatives made via sulfonation of the 2-F, Cl and Br, the 3-F and Cl and the 4-F and Cl tetraphenylporphyrins was evaluated.
reported a molecular weight for wild type pR of 27 kDa based on the predicted amino acid sequence of the protein [ 1 ] . Its 249 amino acids barely exceed the 248 of mature bR, which has a molecular weight of 26,000.
The bR photocycle has been characterized by spectroscopic methods as having six principal photointermediates: bR, K, L, M, N and O. Each intermediate has a distinct absorbance maximum; the most studied are bR (570 nm), M (412 nm), and O (640 nm) since these are the ones that can be produced in the highest concentration at physiological pH values.
Conspicuously absent are analogues for Glu-194 and Glu-204 of bR.
Relative to protein standards, the apparent molecular weight of bR is 25,000 while the apparent molecular weights of pR-wt and pR-TCM are 36,000 and 31,000, respectively (fig.