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G...G H-bond

H-bonded, 2 h-bond, only one amino group is nonplanar

From Dataset: JSCH-2005 – benchmark noncovalent complexes

Dataset reference: P. Jurecka, J. Sponer, J. Cerny, P. Hobza; Phys Chem Chem Phys 2006, 8 (17), 1985-1993

Optimization level: MP2/cc-pVTZ (RI- Resolution of Identity approximation used, aug-cc-pVDZ to aug-cc-pVTZ Helgaker extrapolation to )

Tags: Complex, JSCH-2005


Structure:

32

O     1.7709955     2.3306811     0.0000007
C     0.5807567     2.6278573    -0.0000017
N    -0.3963320     1.6134139     0.0000053
C    -1.7496702     1.7814670    -0.0000008
N    -2.3431748     2.9556940     0.0000044
C    -1.4426427     3.9663046    -0.0000011
C    -0.0499495     3.9187042     0.0000001
N     0.4958359     5.1819761    -0.0000084
C    -0.5511865     5.9829108     0.0000000
N    -1.7428313     5.3021768     0.0000079
N    -2.4981258     0.6511289    -0.0000042
H    -0.0110714     0.6591960    -0.0000028
H    -0.5111672     7.0591526     0.0000000
H    -2.6703203     5.6919780    -0.0000047
H    -3.4931951     0.7676564     0.0000001
H    -2.1057181    -0.2785664     0.0000054
O    -1.7956163    -2.4184989     0.0000035
C    -0.6750612    -2.9133012    -0.0000022
N    -0.5075308    -4.3172987     0.0000000
C     0.6872157    -4.9931784     0.0000035
N     1.8564548    -4.4063354     0.0000002
C     1.7518235    -3.0547138    -0.0000036
C     0.6020117    -2.2761182     0.0000000
N     0.9066335    -0.9422663    -0.0000018
C     2.2267133    -0.8962763     0.0000026
N     2.7793888    -2.1508756     0.0000002
N     0.6219231    -6.3495411    -0.0000038
H    -1.3767427    -4.8336984     0.0000000
H     2.7978322     0.0182460     0.0000000
H     3.7606420    -2.3771663    -0.0000001
H     1.4878769    -6.8540474     0.0000006
H    -0.2426849    -6.8513669     0.0000027


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Reference: J. Šponer, P. Jurečka, P. Hobza; J Am Chem Soc 2004, 126, 10142–10165


Energies:

method counterpoise corrected remark value
MP2/CBS no -21.3