PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26780831-1 2016 In the present study, a series of steroidal tetrazole derivatives of androstane and pregnane have been prepared in which the tetrazole moiety was appended at C-3 and 17a-aza locations. 1H-tetrazole 44-53 complement C3 Homo sapiens 158-161 26780831-1 2016 In the present study, a series of steroidal tetrazole derivatives of androstane and pregnane have been prepared in which the tetrazole moiety was appended at C-3 and 17a-aza locations. 1H-tetrazole 125-134 complement C3 Homo sapiens 158-161