Acta Crystallographica, Section C: Crystal Structure Communications
2000-12-01
An NH3+...phenyl interaction in L-phenylalanyl-L-valine.
C H Görbitz
文献索引:Acta Crystallogr. C 56 , 1496-1498, (2000)
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摘要
One of the amino H atoms of L-phenylalanyl-L-valine, C(14)H(20)N(2)O(3), participates in a rare secondary interaction in being accepted by the aromatic ring of the phenylalanine side chain. The phenyl group is also a donor in a weak hydrogen bond to the peptide carbonyl group.
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