PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18377927-5 2008 To unravel the structural basis for substrate promiscuity of dCK at both the nucleoside acceptor and nucleotide donor sites, we solved the crystal structures of the enzyme as ternary complexes with the two enantiomeric forms of dA (D-dA, or L-dA), with either UDP or ADP bound to the donor site. 2'-deoxyadenosine 228-230 sticky Drosophila melanogaster 61-64