@misc{indiciae830feb4a5b93,
  title = {Classification of AAA+ proteins.},
  author = {Moritz Ammelburg and Tancred Frickey and Andrei N Lupas},
  year = {2006},
  doi = {10.1016/j.jsb.2006.05.002},
  url = {https://pubmed.ncbi.nlm.nih.gov/16828312/},
  note = {Source identifier: 16828312}
}