Observed protein structures [electronic resource] / Gerald W. Feigenson.
Material type:
"Lecture 4."
Animated audio-visual presentation with synchronized narration.
Title from title frames.
Contents: Protein secondary structures: alpha helix, beta-sheet, turns, and collagen -- Collagen properties -- The "protein fold" -- Protein arrangement according to type of fold, superfamily and family.
Access restricted to subscribers.
Mode of access: World Wide Web.