BIOCHEMISTRY Correction for “Mechanism of drug inhibition and drug resistance of influenza A M2 channel,” by Rafal M. Pielak, Jason R. Schnell, and James J. Chou, which appeared in issue 18, May 5, 2009, of Proc Natl Acad Sci USA (106:7379–7384; first published April 21, 2009; 10.1073/pnas.0902548106).
The authors note that the structure factors discussed in this article have been deposited in the Protein Data Bank, www.pdb.org (PDB ID code 2KIH).