Protonation states of histidine and other key residues in deoxy normal human adult hemoglobin by neutron protein crystallography

Kovalevsky, A.; Chatake, T.; Shibayama, N.; Park, S.-Y.; Ishikawa, T.; Mustyakimov, M.; Fisher, S.Z.; Langan, P.; Morimoto, Y.

doi:10.1107/S0907444910025448

Acta Crystallographica Section D
Acta Crystallographica
Section D BIOLOGICAL CRYSTALLOGRAPHY

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Figure 4
Protonation states and hydrogen bonding for the buried histidine residues α₁His103 (a) and α₁His122 (b). Nuclear density is contoured at the 1.5σ level. D⋯O and D⋯N distances and N—D⋯O and N—D⋯N angles for the hydrogen bonds are given.

BIOLOGICAL
CRYSTALLOGRAPHY

ISSN: 1399-0047

Volume 66| Part 11| October 2010| Pages 1144-1152

doi:10.1107/S0907444910025448

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