Definition of implement written for English Language Learners from the Merriam-Webster Learner's Dictionary with audio pronunciations, usage examples, and count/noncount noun labels. Learner's Dictionary mobile search
Protein is composed of amino acids, which are in turn made up of mostly carbon, hydrogen, oxygen, and nitrogen. A few amino acids also contain sulfur: both Cysteine and Methionine. Thus, proteins containing these amino acids would be made up of very small amounts of sulfur, in addition to the more common elements listed above. The five chemical elements of protein are, 1.) sulfur 2.) carbon 3.) hydrogen 4.) oxygen 5.) nitrogen.
There are a number of different types of proteins found within the body, according to the National Institute of Health. 1  These include: 2  Antibodies such as Immunoglobulin G. 3  Enzymes such as Phenylalanine hydroxylase. 4  Messengers such as growth hormones. 5  Structural components such as Actin. 6  Transport and storage such as Ferritin.