Cell-free synthesis of histones directed by messenger RNA from sea urchin embryos.

Amino Acids/metabolism Animals Carbon Isotopes Cell-Free System Centrifugation, Density Gradient Electrophoresis, Polyacrylamide Gel Embryo, Nonmammalian Histones/analysis,biosynthesis,metabolism Peptides/analysis Phenylalanine/metabolism Protein Biosynthesis RNA, Messenger/isolation & purification,metabolism Sea Urchins/analysis,metabolism Tritium Trypsin/metabolism Tryptophan/metabolism Tyrosine/metabolism

Amino Acids Carbon Isotopes Histones Peptides RNA, Messenger Tritium Tyrosine Phenylalanine Tryptophan Trypsin