FIGURE 1.
Biomolecular recognition with short α-helices: (a) corepressor Sin3B bound with transcription factor Mad (PDB code 1E91); (b) recognition between Bcl-xL-Bak regulators of apoptosis (PDB code 1BXL); (c) subunit of human estrogen receptor R ligand-binding domain in complex with glucocorticoid receptor interacting protein (PDB code 3ERD); (d) GCN4 region of leucine zipper bound to DNA (PDB code 1YSA); (e) MDM2 oncoprotein complexed with the p53 tumor suppressor-transactivation domain (PDB code 1YCR); (f) α-helix-RNA major groove recognition in an HIV-1 rev peptide-RRE RNA complex (PDB code 1ETF).