text: Genomes can be analyzed systematically to identify regulatory regions. Conserved non-coding sequences often contain regulatory regions, and so they are often the subject of these analyses.
  * CAAT box
  * CCAAT box
  * Operator (biology)
  * Pribnow box
  * TATA box
  * SECIS element, mRNA
  * Polyadenylation signal, mRNA
  * A-box
  * Z-box
  * C-box
  * E-box
  * G-box