Nugent, T;    Jones, DT;      (2010)    Predicting Transmembrane Helix Packing Arrangements using Residue Contacts and a Force-Directed Algorithm.                   PLoS Computational Biology , 6  (3)    , Article e1000714.  10.1371/journal.pcbi.1000714 <https://doi.org/10.1371/journal.pcbi.1000714>.       Green open access