title: Sequence analysis and evolution of sea urchin (Lytechinus pictus and Strongylocentrotus purpuratus) histone H4 messenger RNAs.
mesh_terms: D000595:Amino Acid Sequence; D000818:Animals; D001483:Base Sequence; D005075:Biological Evolution; D005815:Genetic Code; D006657:Histones / Q000096:biosynthesis*; D009843:Oligoribonucleotides / Q000032:analysis; D011132:Polyribosomes / Q000032:analysis; D014176:Protein Biosynthesis; D012333:RNA, Messenger / Q000378:metabolism; D012260:Ribonucleases; D012617:Sea Urchins / Q000378:metabolism*; D013045:Species Specificity
chemical_list: D006657:Histones; D009843:Oligoribonucleotides; D012333:RNA, Messenger; D012260:Ribonucleases