Both forms have DNA-binding domain , but AML1a lacks a putative transcriptional activation domain which AML1b has .
both forms have dna-binding domain , but aml1a lacks a putative transcriptional activation domain which aml1b has .
O O O B-protein_domain_or_region I-protein_domain_or_region O O B-protein_molecule O O O B-other_name I-other_name O O B-protein_molecule O O