TY - RPRT TI - Torsion angle dynamics: reduced variable conformational sampling enhances crystallographic structure refinement. AU - L M Rice AU - A T BrĂ¼nger PY - 1994 DO - 10.1002/prot.340190403 UR - https://pubmed.ncbi.nlm.nih.gov/7984624/ ID - 7984624 ER -