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.
See here for a more detailed overview of Bangkok's weather. Koh Samui, off the east coast of the country and Phuket off the west coast of Thailand are two popular tourist destinations. Koh Samui lies in the Gulf of Thailand and Phuket lies in the Andamen Sea, south west of the mainland. Koh Samui, Thailand.