[Crystalline structure of L-glycyl-L-leucyl-L-phenylalanine hemihydrate].
C17H25N3O4.1/2H2O, Mr = 344.4, monoclinic, B2, a = 18.299 (6), b = 18.781 (6), c = 5.917 (3) A, gamma = 110.65 (3) degrees, V = 1902.9 (10) A3, Z = 4, Cu K alpha, lambda = 1.54178 A, mu = 0.73 mm-1, F(000) = 740, D chi = 1.202 Mg m-3, room temperature, final R = 0.048 and wR = 0.048 for all (1470) reflections. The molecules are stacked in layers along the alpha axis. There are five intermolecular hydrogen bonds.
Delettré
J
J
Laboratoire de Minéralogie et Cristallographie (LA CNRS n 09), Université Pierre et Marie Curie, Paris, France.
Berthou
J
J
Lifchitz
A
A
Jollès
P
P
D000595:Amino Acid Sequence; D006860:Hydrogen Bonding; D008958:Models, Molecular; D008969:Molecular Sequence Data; D009842:Oligopeptides; D011487:Protein Conformation; D012984:Software; D014961:X-Ray Diffraction / Q000379:methods
D009842:Oligopeptides; C062537:glycyl-leucyl-phenylalanine
Structure cristalline de la L-glycyl-L-leucyl-L-phenylalanine hémihydraté.