Chem. J. Chinese Universities ›› 2014, Vol. 35 ›› Issue (7): 1492.doi: 10.7503/cjcu20140137
• Physical Chemistry • Previous Articles Next Articles
SHI Shuai, HUANG Ximing, AI Hongqi*()
Received:
2014-02-24
Online:
2014-07-10
Published:
2014-05-26
Contact:
AI Hongqi
E-mail:chm_aihq@ujn.edu.cn
Supported by:
CLC Number:
TrendMD:
SHI Shuai, HUANG Ximing, AI Hongqi. Mechanism Studies on Adsorption of DNA Bases and Base Pair-Zn2+ mplexes for CO2, N2 and
Complex | ΔE1/(kJ·mol-1) | Δrd/nm | Complex | ΔE1/(kJ·mol-1) | Δrd/nm | Complex | ΔE1/(kJ·mol-1) | Δrd/nm |
---|---|---|---|---|---|---|---|---|
C-H21 | -5.9 | 0.014 | G-H21 | -6.6 | 0.014 | GC-H21 | -6.4 | 0.014 |
C-H22 | -5.5 | 0.014 | G-H22 | -6.4 | 0.014 | GC-H22 | -6.2 | 0.014 |
C-H23 | -5.4 | 0.014 | G-H23 | -6.3 | 0.014 | GC-H23 | -6.0 | 0.014 |
C-H24 | -4.8 | 0.015 | G-H24 | -6.2 | 0.014 | GC-H24 | -5.6 | 0.022 |
C-H25 | -2.5 | 0.015 | G-H25 | -6.2 | 0.014 | |||
G-H26 | -5.8 | 0.014 | ||||||
G-H27 | -2.7 | 0.014 |
Table 1 Binding energies of G/C/GC-H2x(x=1—7) and changes of hydrogen bond
Complex | ΔE1/(kJ·mol-1) | Δrd/nm | Complex | ΔE1/(kJ·mol-1) | Δrd/nm | Complex | ΔE1/(kJ·mol-1) | Δrd/nm |
---|---|---|---|---|---|---|---|---|
C-H21 | -5.9 | 0.014 | G-H21 | -6.6 | 0.014 | GC-H21 | -6.4 | 0.014 |
C-H22 | -5.5 | 0.014 | G-H22 | -6.4 | 0.014 | GC-H22 | -6.2 | 0.014 |
C-H23 | -5.4 | 0.014 | G-H23 | -6.3 | 0.014 | GC-H23 | -6.0 | 0.014 |
C-H24 | -4.8 | 0.015 | G-H24 | -6.2 | 0.014 | GC-H24 | -5.6 | 0.022 |
C-H25 | -2.5 | 0.015 | G-H25 | -6.2 | 0.014 | |||
G-H26 | -5.8 | 0.014 | ||||||
G-H27 | -2.7 | 0.014 |
Complex | ΔE1/(kJ·mol-1) | Δrd/nm | Complex | ΔE1/(kJ·mol-1) | Δrd/nm | Complex | ΔE1/(kJ·mol-1) | Δrd/nm |
---|---|---|---|---|---|---|---|---|
A-H21 | -6.1 | 0.014 | T-H21 | -5.5 | 0.014 | AT-H21 | -5.4 | 0.014 |
A-H22 | -6.1 | 0.014 | T-H22 | -5.5 | 0.014 | AT-H22 | -4.6 | 0.014 |
A-H23 | -6.0 | 0.014 | T-H23 | -5.3 | 0.014 | AT-H23 | -4.6 | 0.014 |
A-H24 | -5.8 | 0.014 | T-H24 | -1.5 | 0.014 | AT-H24 | -3.6 | 0.014 |
A-H25 | -5.6 | 0.014 | ||||||
A-H26 | -5.6 | 0.014 | ||||||
A-H27 | -4.2 | 0.014 |
Table 2 Binding energies of A/T/AA-H2x(x=1—7) and changes of hydrogen bonds
Complex | ΔE1/(kJ·mol-1) | Δrd/nm | Complex | ΔE1/(kJ·mol-1) | Δrd/nm | Complex | ΔE1/(kJ·mol-1) | Δrd/nm |
---|---|---|---|---|---|---|---|---|
A-H21 | -6.1 | 0.014 | T-H21 | -5.5 | 0.014 | AT-H21 | -5.4 | 0.014 |
A-H22 | -6.1 | 0.014 | T-H22 | -5.5 | 0.014 | AT-H22 | -4.6 | 0.014 |
A-H23 | -6.0 | 0.014 | T-H23 | -5.3 | 0.014 | AT-H23 | -4.6 | 0.014 |
A-H24 | -5.8 | 0.014 | T-H24 | -1.5 | 0.014 | AT-H24 | -3.6 | 0.014 |
A-H25 | -5.6 | 0.014 | ||||||
A-H26 | -5.6 | 0.014 | ||||||
A-H27 | -4.2 | 0.014 |
Complex | ΔE1/(kJ·mol-1) | Δrd/nm | Complex | ΔE1/(kJ·mol-1) | Δrd/nm | Complex | ΔE1/(kJ·mol-1) | Δrd/nm |
---|---|---|---|---|---|---|---|---|
AAA-Zn2+-H21 | -6.6 | 0.014 | AAT-Zn2+-H21 | -6.6 | 0.014 | GGC-Zn2+-H21 | -8.6 | 0.014 |
AAA-Zn2+-H22 | -6.2 | 0.014 | AAT-Zn2+-H22 | -6.5 | 0.014 | GGC-Zn2+-H22 | -8.6 | 0.014 |
AAA-Zn2+-H23 | -6.0 | 0.014 | AAT-Zn2+-H23 | -6.4 | 0.014 | GGC-Zn2+-H23 | -6.8 | 0.014 |
AAA-Zn2+-H24 | -5.6 | 0.014 | AAT-Zn2+-H24 | -6.4 | 0.014 | GGC-Zn2+-H24 | -6.2 | 0.014 |
AAA-Zn2+-H25 | -2.8 | 0.014 | AAT-Zn2+-H25 | -5.9 | 0.014 | GGC-Zn2+-H25 | -5.9 | 0.014 |
AAT-Zn2+-H26 | -2.0 | 0.014 | GGC-Zn2+-H26 | -4.7 | 0.014 | |||
GGC-Zn2+-H27 | -3.9 | 0.014 |
Table 3 Binding energies of AAA/AAT/GGC-H2x(x=1—7) and changes of H-bond
Complex | ΔE1/(kJ·mol-1) | Δrd/nm | Complex | ΔE1/(kJ·mol-1) | Δrd/nm | Complex | ΔE1/(kJ·mol-1) | Δrd/nm |
---|---|---|---|---|---|---|---|---|
AAA-Zn2+-H21 | -6.6 | 0.014 | AAT-Zn2+-H21 | -6.6 | 0.014 | GGC-Zn2+-H21 | -8.6 | 0.014 |
AAA-Zn2+-H22 | -6.2 | 0.014 | AAT-Zn2+-H22 | -6.5 | 0.014 | GGC-Zn2+-H22 | -8.6 | 0.014 |
AAA-Zn2+-H23 | -6.0 | 0.014 | AAT-Zn2+-H23 | -6.4 | 0.014 | GGC-Zn2+-H23 | -6.8 | 0.014 |
AAA-Zn2+-H24 | -5.6 | 0.014 | AAT-Zn2+-H24 | -6.4 | 0.014 | GGC-Zn2+-H24 | -6.2 | 0.014 |
AAA-Zn2+-H25 | -2.8 | 0.014 | AAT-Zn2+-H25 | -5.9 | 0.014 | GGC-Zn2+-H25 | -5.9 | 0.014 |
AAT-Zn2+-H26 | -2.0 | 0.014 | GGC-Zn2+-H26 | -4.7 | 0.014 | |||
GGC-Zn2+-H27 | -3.9 | 0.014 |
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