International
Tables for Crystallography Volume F Crystallography of biological macromolecules Edited by M. G. Rossmann and E. Arnold © International Union of Crystallography 2006 |
International Tables for Crystallography (2006). Vol. F. ch. 22.2, p. 549
Figure 22.2.5.2
aSchool of Biological Sciences, University of Auckland, Private Bag 92-109, Auckland, New Zealand |
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Figure 22.2.5.2
Schematic representations of common classes of side-chain–main-chain hydrogen bonds (a) in turns and (b) at helix N-termini. Arrows represent side chains that hydrogen bond to main-chain CO or NH groups (NH identified by the small circle for H). |