@misc{indiciae81da97f3cb13,
  title = {Genomic evidence for two functionally distinct gene classes.},
  author = {M C Rivera and R Jain and J E Moore and J A Lake},
  year = {1998},
  doi = {10.1073/pnas.95.11.6239},
  url = {https://pubmed.ncbi.nlm.nih.gov/9600949/},
  note = {Source identifier: 9600949}
}