A-form double helix B-form double helix Z-form double helix triple helix quadruplex quadruplex, ONQUADRO-annotated G-quadruplex, G4DSSR-annotated I-motif … DNATCO Confal Analysis RNA Equiv Class (RNAEQ)-annotated RNACentral-annotated RNACentral R2DT diagrams Rfam-annotated … Aptamer Holliday junction Ribosome Riboswitch Ribozyme Transfer RNA Telomere …Enzyme… All Enzymes Polymerase Nuclease Helicase Recombinase Isomerase Lyase Ligase/Synthetase …Regulatory… CRISPR Splicing Gene Silencing Transcription Translation Post-transcriptional Replication/Repair …Structural… Antibody Nucleosome Ribosome Spliceosome Telomere Virus …… DNAproDB analysis 3DFootPrint analysis peptide-like/antibiotic intercalation bis-intercalation minor groove binder major groove binder