Structural studies on C-amidated amino acids and peptides: structures of hydrochloride salts of C-amidated Ile, Val, Thr, Ser, Met, Trp, Gln and Arg, and comparison with their C-unamidated counterparts
Authors of publication
In, Yasuko; Fujii, Mayumi; Sasada, Yasuhiro; Ishida, Toshimasa
Journal of publication
Acta Crystallographica Section B
Year of publication
2001
Journal volume
57
Journal issue
1
Pages of publication
72 - 81
a
7.562 ± 0.002 Å
b
4.9986 ± 0.0018 Å
c
8.519 ± 0.003 Å
α
90°
β
90.76 ± 0.03°
γ
90°
Cell volume
321.98 ± 0.18 Å3
Cell temperature
293 ± 2 K
Ambient diffraction temperature
293 ± 2 K
Number of distinct elements
5
Space group number
4
Hermann-Mauguin space group symbol
P 1 21 1
Hall space group symbol
P 2yb
Residual factor for all reflections
0.0514
Residual factor for significantly intense reflections
0.0499
Weighted residual factors for all reflections included in the refinement
0.1619
Goodness-of-fit parameter for all reflections included in the refinement