| Reaction | Reacting groups | Substrates | Product | Metal ion | Linkage | Seq description | DNA ligation | 
        Group 1 - 3'-phosphorimidazolide Group 2 - 5'-OH  | 
      
      
      
       L: AAGCATCTCAAGC R: GGAACACTATCCG  | 
      
      
      activated substrate ligated to the ss DNA pool | 
        
          Zn2+ | 
      
      
      phosphodiester | N 116 | 
|---|
| Buffer conditions | 
|---|
| 30 mM HEPES pH 7.4, 600 mM KCl, 50 mM MgCl2, 1 mM ZnCl2 | 
| Catalytic region of the DNAzyme | 
|---|
| TTTGGTTTCGCAGTTGGTGTGTTCGTTCGCAGACCCTTTGGGTGAGATTGCTTTTGCGGCTTTGAGTGATCCTGCCTTGTGGTATTGTTGTGCATGTGATAGCTTGTTCTGCTCAT | 
| Notes | 
|---|
| R is the 5' pool's constant region, therefore connected to the N116 | 
| Year of Publication | First Author | Laboratory | Title | PubMed ID | DOI | Reaction | 
|---|---|---|---|---|---|---|
| 1995 | B Cuenoud | J W Szostak | A DNA metalloenzyme with DNA ligase activity. | 7791880 | 10.1038/375611a0 | DNA ligation |