the experiments reported in this and the preceding article ( tso , j. y. , zalkin , h. , van cleemput , m. , yanofsky , c. , and smith , j. m. ( 1982 ) 257 , 3525-3531 ) demonstrate the application of affinity labeling , rapid peptide purification by high pressure liquid chromatography , and nucleotide sequence determination of a structural gene to localize an amino acid residue , peptide fragment , or functional domain in a long protein chain .
C0030956
peptide
C0030935
peptide fragment