umls-concept:C0002518 | skos:definition | MSH: The order of amino acids as they occur in a polypeptide chain. This is referred to as the primary structure of proteins. It is of fundamental importance in determining PROTEIN CONFORMATION.,CSP: order of amino acids as they occur in a polypeptide chain.,NCI: The arrangement of amino acids in a protein. Proteins can be made from 20 different kinds of amino acids, and the structure and function of each type of protein are determined by the kinds of amino acids used to make it and how they are arranged.,NCI: The sequence of amino acids along a polypeptide chain. | lld:umls |