Texas The main article for this category is Helix.See also: Category:Spirals Subcategories This category has only the following subcategory. E Electromagnetic coils (29 P) Pages in category "Helices" The following 23 pages are in this category, out of 23 total. This list may not reflect recent changes. Helix0–9 310 helixA Alpha helixB Beta helix Boerdijk–Coxeter helixC Collagen helixD DNA DNA supercoilG Gamma helixH Hachimoji DNA Helical antenna Obsolete models of DNA structure HemihelixN Needle Tower Non-B database Nucleic acid double helixP Pi helix Polyproline helixS SuperhelixT Tendril perversion TMPad Triple helixX Xeno nucleic acid