@article{article, title  = {{Purine functional groups in essential residues of the hairpin ribozyme required for catalytic cleavage of RNA.}},

 url = {{}},

 year = {{1995}},

 month = {{3}},

 author = {{Grasby JA and Mersmann K and Singh M and Gait MJ}},

 doi = {{10.1021/bi00012a025}},

 volume = {{34}},

 journal = {{Biochemistry}},

 issue = {{12}},

 pages = {{4068-4076}},

 note = {{Accessed on 2024/12/22}}}