"protein"^^ . "histone H2A type 2-B"^^ . "H2a-613A"^^ . . "HIST2H2AB"^^ . "A histone H2A that is a translation product of the human H2AC21 gene or a 1:1 ortholog thereof."^^ . "histone H2A type 2-B" . "H2AC21"^^ . "PR:000008596"^^ . . . . "[is_a] PR:000027547 ! histone H2A;"^^ . . . "Category=gene."^^ . .