All groups contain cysteine- and histidine-rich putative zinc finger domains and a serine-phenylalanine "SFS" domain similar to part of the large subunit of eukaryotic RNA polymerase II .
all groups contain cysteine- and histidine-rich putative zinc finger domains and a serine-phenylalanine "sfs" domain similar to part of the large subunit of eukaryotic rna polymerase ii .
O O O B-protein_domain_or_region I-protein_domain_or_region I-protein_domain_or_region I-protein_domain_or_region I-protein_domain_or_region I-protein_domain_or_region I-protein_domain_or_region O O B-protein_domain_or_region I-protein_domain_or_region I-protein_domain_or_region O O O O O O O O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O