Supersecondary Structure. Sidechain - Sidechain interactions.

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Presentation transcript:

Supersecondary Structure

Sidechain - Sidechain interactions

Topology Diagrams Page 24

Hairpin Loops Page 21

Alpha – Beta Structures Page 24

Helix – Loop – Helix Page 25

Calcium Binding Motif Page 25

Calcium Binding Motif Page 26

Coiled – coil structure Two alpha helices are intertwined and coil around each other Page 35

Coiled-coil alpha helix Page 36

Stabilization of a coiled-coil Page 37

Domains and Quaternary Structure

Four Helix Bundle Page 38

Examples of four helix bundles Page 38

The globin domain Page 40

Tyrosyl-tRNA synthetase domain structure Page 59

Influenza virus neuraminidase domains Page 71

Neuraminidase is a tetramer Page 72