GCA_000020025.1 Npun_R0830 definition chaperonin Cpn10 GCA_000020025.1 Npun_F5825 definition tRNA (guanine-N1)-methyltransferase GCA_000020025.1 Npun_r020 gene_symbol rrn16Sa GCA_000020025.1 Npun_r067 gene_symbol rrn16Sb GCA_000020025.1 Npun_r075 gene_symbol rrn16Sc GCA_000020025.1 Npun_r084 gene_symbol rrn16Sd