"0"^^ . . . . . . "0"^^ . "a simple protein containing mainly basic amino acids; present in cell nuclei in association with nucleic acids"@en-us . "114173823"@en-us . . "110784127"@en-us . "a simple protein containing mainly basic amino acids; present in cell nuclei in association with nucleic acids"@en-us . . . . . "histone"^^ . "115026256"^^ . "15026256-n"^^ . "histone"@en-us .