@misc{indiciaeaf2658555673,
  title = {Cylindrical channels from concave helices.},
  author = {C R Calladine and V Pratap and V Chandran and K Mizuguchi and B F Luisi},
  year = {2003},
  doi = {10.1126/science.299.5607.661},
  url = {https://pubmed.ncbi.nlm.nih.gov/12561825/},
  note = {Source identifier: 12561825}
}