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G...A HB

H-bonded structure from hairpin

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: NMR, hairpin, PDB ID 1PQT (sugar units substituted by methyl groups, hydrogens added to experimental structure and optimized at)

Tags: Complex, JSCH-2005


Structure:

31

H     0.0112670     4.2441280     0.3057270
N    -0.1600000     4.2010000     1.2990000
C     0.1490000     5.1520000     2.2350000
H     0.8336150     5.9557770     2.0023890
N    -0.3040000     4.9000000     3.4380000
C    -1.1470000     3.7970000     3.2290000
C    -2.0790000     3.1160000     4.0900000
O    -2.3440000     3.3110000     5.2740000
N    -2.7730000     2.0930000     3.4630000
H    -3.4444620     1.6202680     4.0533010
C    -2.5700000     1.7190000     2.1650000
N    -3.2200000     0.6740000     1.7040000
H    -3.7884800     0.1079360     2.3113460
H    -3.0424470     0.3264300     0.7529310
N    -1.7100000     2.3160000     1.3470000
C    -1.0480000     3.3630000     1.9240000
H    -3.4958570    -1.4150050    -3.9137580
N    -3.0510000    -1.0010000    -3.1090000
C    -3.5590000    -0.8800000    -1.8360000
H    -4.5790060    -1.1582720    -1.6128580
N    -2.7220000    -0.3740000    -0.9680000
C    -1.5590000    -0.1810000    -1.7250000
C    -0.2720000     0.3480000    -1.4650000
N     0.1070000     0.8840000    -0.3230000
H     1.0433330     1.2579620    -0.3065570
H    -0.5751070     1.2407790     0.3499520
N     0.6670000     0.3750000    -2.4130000
C     0.3480000    -0.0810000    -3.6160000
H     1.1321870    -0.0417550    -4.3673920
N    -0.8160000    -0.5790000    -4.0190000
C    -1.7380000    -0.6050000    -3.0150000


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Reference: I. Dabkowska, H. V. Gonzalez, P. Jurecka, P. Hobza; J Phys Chem A 2005, 109, 1131–1139


Energies:

method counterpoise corrected remark value
CCSD(T)/CBS no -11.3