TY - GEN AU - Park,M H AU - Cooper,H L AU - Folk,J E TI - Identification of hypusine, an unusual amino acid, in a protein from human lymphocytes and of spermidine as its biosynthetic precursor SN - 0027-8424 PY - 1981///0925 KW - Blood Proteins KW - analysis KW - Chromatography, Ion Exchange KW - Chromatography, Thin Layer KW - Electrophoresis, Polyacrylamide Gel KW - Humans KW - Lymphocytes KW - metabolism KW - Lysine KW - analogs & derivatives KW - Spermidine N1 - Publication Type: Journal Article UR - https://doi.org/10.1073/pnas.78.5.2869 ER -