Structural principles for the inhibition of the 3'-5' exonuclease activity of Escherichia coli DNA polymerase I by phosphorothioates.
Brautigam, C.A., Steitz, T.A.(1998) J Mol Biol 277: 363-377
- PubMed: 9514742 
- DOI: 10.1006/jmbi.1997.1586
- Primary Citation of Related Structures:  
1KFS, 1KRP, 1KSP - PubMed Abstract: 
A two-metal-ion catalytic mechanism has previously been proposed for several phosphoryl-transfer enzymes. In order to extend the structural basis of this mechanism, crystal structures of three single-stranded DNA substrates bound to the 3'-5' exonucleoly ...