TY  - RPRT
TI  - pi turn is a conformational pattern in RNA loops and bends.
AU  - S H Kim
AU  - J L Sussman
PY  - 1976
DO  - 10.1038/260645a0
UR  - https://pubmed.ncbi.nlm.nih.gov/772447/
ID  - 772447
ER  -