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DH1

sidechains Asp-His, charged-aromatic,

From Dataset: SCAI - Representative Amino Acid Side Chain Interactions in Proteins

Dataset reference: K. Berka, R. Laskowski, K. E. Riley, P. Hobza, and J. Vondrasek; J Chem Theory Comput 2009, 5 (4), 982-992

Optimization level: DFT TPSS/TZVP (heavy atoms from crystal structure, truncated at Cα atom, hydrogen optimization only, RI (Resolution)

Tags: Side Chain Atlas, salt bridge


Structure:

25

C   -1.124000000   2.474000000   2.503000000
C   -0.996000000   3.637000000   1.486000000
C    0.421000000   3.988000000   1.260000000
C    1.124000000   5.108000000   1.631000000
N    1.316000000   3.176000000   0.596000000
C    2.505000000   3.757000000   0.553000000
N    2.409000000   4.920000000   1.173000000
H   -0.620000000   1.589000000   2.114000000
H   -0.681000000   2.758000000   3.466000000
H   -2.176000000   2.208000000   2.666000000
H   -1.520000000   4.527000000   1.856000000
H   -1.477000000   3.319000000   0.553000000
H    0.819000000   5.997000000   2.165000000
H    1.116000000   2.176000000   0.279000000
H    3.386000000   3.332000000   0.095000000
C   -1.284000000  -2.228000000   0.424000000
C    0.019000000  -1.537000000   0.055000000
C    0.000000000   0.000000000   0.000000000
O   -1.110000000   0.546000000   0.000000000
O    1.125000000   0.553000000   0.000000000
H   -1.622000000  -1.923000000   1.422000000
H   -1.172000000  -3.322000000   0.419000000
H   -2.080000000  -1.952000000  -0.276000000
H    0.356000000  -1.890000000  -0.933000000
H    0.820000000  -1.832000000   0.748000000

save structure as file..



Energies:

method counterpoise corrected remark value
CCSD(T)/CBS (aug-cc-pVDZ to aug-cc-pVTZ extrapolation at RI-MP2 level, CCSD(T) correction in 6-31G*(0,25,0,15) ba) yes aug-cc-pVDZ to aug-cc-pVTZ extrapolation at RI-MP2 level, CCSD(T) correction in 6-31G*(0,25,0,15) ba -30.64
RI-MP2/aug-cc-pVDZ ( ) yes -29.88
RI-MP2/aug-cc-pVTZ yes -30.91
SCS(MI)-MP2/cc-pVTZ (SCS scaling factors: cPS = 1,75, cAS = 0,17) yes SCS scaling factors: cPS = 1,75, cAS = 0,17 -31.06
DFT-D TPSS/TZVP (counterpoise correction is included in parametrization of empirical dispersion term) no counterpoise correction is included in parametrization of empirical dispersion term -31.47
RI-DFT-D TPSS/TZVP (counterpoise correction is included in parametrization of empirical dispersion term) no counterpoise correction is included in parametrization of empirical dispersion term -31.3
DFT-SAPT PBE0AC/aug-cc-pVDZ (The ionization potentials were calculated at the PBE0|TZVP level, HOMO calculated at aug-cc-pVDZ lev) no The ionization potentials were calculated at the PBE0|TZVP level, HOMO calculated at aug-cc-pVDZ lev -28.35
DFT TPSS/TZVP no -28.83
OPLS-AA/L (Force-field) no Force-field -12.2
AMBER ff03 (Force-field) no Force-field -22.36
DFT-SAPT PBE0AC/aug-cc-pVDZ (first-order electrostatics) no first-order electrostatics -35.96
DFT-SAPT PBE0AC/aug-cc-pVDZ (first-order repulsion) no first-order repulsion 35
DFT-SAPT PBE0AC/aug-cc-pVDZ (second-order induction) no second-order induction -12.1
DFT-SAPT PBE0AC/aug-cc-pVDZ (second-order dispersion) no second-order dispersion -9.24
DFT-SAPT PBE0AC/aug-cc-pVDZ (estimate of higher-order terms) no estimate of higher-order terms -6.85