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1987 –4 Drug Free Society Preventive Education Against Drug Abuse – 30 June 1987; One stamp was issued on this occasion Value: Rs. 1 1987 –5 Independence Day – 14 August 1987; Two stamps were issued on this occasion Value: 80p, Rs. 3 1987 –6 Air Force Day – 7 September 1987; Ten stamps were issued in se-tanent strip of ten in a ...
Siddiqui Stamps Catalogue - Collect Pakistan Postage Stamps 2011 Edition available at www.pakistanphilately.com Editor: Akhtar ul Islam Siddiqui; Ron Doubleday and Usman Ali Isani, Pakistan Overprints on Indian Stamps and Postal Stationery 1947–1949, Karachi (1993).
5.Birth Anniversary of Muhammad Ali Habib,1 Stamps Rs.2,21 April 2000. 6.30 Years of institute of Cost & Management Accounts of Pakistan, 2 Stamps Rs.2, Rs.15, 23 June 2000. 7.Ahmad E.H.Jaffer,1 Stamps Rs.10, 9 August 2000. 8.Sarfroshane Tehreeke Pakistan, 4 Stamps Rs.5 Each, 9 August 2000.
A protein is a polyamide. Secondary structure: regularly repeating local structures stabilized by hydrogen bonds. The most common examples are the α-helix, β-sheet and turns. Because secondary structures are local, many regions of different secondary structure can be present in the same protein molecule.
Alykhan Kara. Alnoor Kara. Salim G. Kara (born June 1, 1949) is an Indian-origin Tanzanian-born Canadian inventor, [1] [2] and Founder-CEO of Kara Technology, Inc., E-Stamp Corporation & and iMobile Payment. [3] As well as the co-founder of myiStamp Inc. [4] and Kara Vault, Inc. [5] He is credited with creating digital postage and is known as ...
Postal rates to 1847. Initial United States postage rates were set by Congress as part of the Postal Service Act signed into law by President George Washington on February 20, 1792. The postal rate varied according to "distance zone", the distance a letter was to be carried from the post office where it entered the mail to its final destination.
Scinde Dawk (Sindhi: سندي ڊاڪ) was a postal system of runners that served the Indus Valley of Sindh, an area of present-day Pakistan.The term also refers to the first adhesive postage stamps in Asia, the forerunners of the adhesive stamps used throughout India, Burma, the Straits Settlements and other areas controlled by the British East India Company.
Proprotein convertases (PPCs) are a family of proteins that activate other proteins. Many proteins are inactive when they are first synthesized, because they contain chains of amino acids that block their activity. Proprotein convertases remove those chains and activate the protein. The prototypical proprotein convertase is furin. [ 1]