| 4RNT: reference: His92Ala mutation in ribonuclease T1 induces segmental flexibility. An X-ray study., Koellner G, Choe HW, Heinemann U, Grunert HP, Zouni A, Hahn U, Saenger W, J Mol Biol 1992 Apr 5;224(3):701-13. PMID: 1314902 |
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