Spi-C was encoded by a single-copy gene that was mapped to chromosome 10 , region C .
spi-c was encoded by a single-copy gene that was mapped to chromosome 10 , region c .
B-protein_molecule O O O O B-DNA_family_or_group I-DNA_family_or_group O O O O B-DNA_molecule I-DNA_molecule O B-DNA_domain_or_region I-DNA_domain_or_region O