| 17 | Crystallization and preliminary X-ray analysis of SNR 141--An N-terminal fragment of staphylococcal nuclease R显示文摘STAPHYLOCOCCAL nuclease(SNase A,EC 3.1.4.7),which hydrolyzes the phosphodiesterbond of DNA and RNA,and releases 3’-phosphate mononucleotides and dinucleotides,con-sists of 149 amino acid residues(MW=16 807)without sulfhydryl and disulfide groups.SNase A was originally derived from Staphylococcus aureus.Later the gene of the enzyme wascloned and inserted into several expression systems.Its crystal structure was detected | Ye, S Wan, ZL Zhou, B Jing, GZ Liang, DC | 1997 | Chinese Science Bulletin1997，42，11： | 0 |
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