Structure The molecular structure of alpha-keratin. Disulfide bonds between two alpha-helix keratin. Î±-keratin is a polypeptide chain , typically high in alanine , leucine , arginine , and cysteine , that forms a right-ha
About city. Bangui is the capital of the Central African Republic. Covering an area of 67 sq km and with an approximate population of 750,000 recorded in 2012, it is also the largest city in the country.bout city. Bangui is the capital of the Central African Republic. Covering an area of 67 sq km and with an approximate population of 750,000 recorded in 2012, it is also the largest city in the country.
Indiana UniversityâPurdue University Indianapolis (IUPUI) is a public research university located in Indianapolis, Indiana. Belonging to the university systems of both Indiana University and Purdue University, it is the result of a merger in 1969 of the Purdue Indianapolis Extension Center (1946) and Indiana University Indianapolis (1916).