The results show that the intramolecular H-bond energy is-6.
提出一种计算多肽中N-H…O=C分子内氢键键能的新方法。
The distribution fraction of OS with intermolecular hydrogen bonding is higher than that of OS with intramolecular hydrogen bonding in aqueous solutions.
结果表明,在OS与-βCD形成的包结物中,-βCD的分子空腔有利于OS分子间氢键的形成,从而导致基于分子间氢键的短波长荧光增强而基于分子内氢键的长波长荧光减弱;与-βCD相比,DM--βCD因端口边沿处甲基取代基对包结作用会产生立体位阻,更有利于OS形成分子间氢键。
It was found that (i) Hydroxyls of HYP at position 1,2 could form intramolecular hydrogen bond(IHB) through crossing a barrier of about 20kJ/mol and rotating around C-0 bond, and the hydrogen bond energy was estimated to be approximately 10kJ/mol.
HYP1,2位OH可越过20kJ/mol左右的势垒,绕C—O键旋转而形成分子内氢键,并估算出键能约为10kJ/mol;2。
The relationships between nitrobenzenes s impact sensitivities and intramolecular hydrogen bonds were investigated.
讨论了分子内氢键与其撞击感度的关系,结果表明氢键的形成可能对分子的撞击感度起钝化作用。
The single-crystal structure shows that 1 displays a 1,2′-conformation and two intramolecular hydrogen bondings between CO (Trp) and NH (another Trp) of each peptide chain induce the chirality-organized structure.
单晶结构表明,该化合物通过2个分子内氢键,形成了规则的手性构象。
Applications in peptide mass mapping, quantification and determination of positions of disulfide bridges of proteins and peptides, determination of positions of phosphate and applications in proteins, et al were discussed.
对液相色谱 /电喷雾质谱 (LC/ESI/MS)在蛋白质分子量测定、一级结构的分析、蛋白质和多肽纯度的鉴定、肽质量酶谱、蛋白质分子内二硫键的定量和定位、磷酰化位置的测定以及在蛋白质组中的应用等方面进行了综述和讨论 。
Molecular Mechanics Investigation of the Intra molecular Hydrogen Bond Stability of Bile Acids
胆汁酸分子内氢键稳定性的分子力学研究
The Effect of Intramolecular Hydrogen Bonds on the Fluorescence Spectrometry of Magnolol and Honokiol
分子内氢键对厚朴酚、和厚朴酚荧光光谱的影响
The Effect of Intramolecular Hydrogen Bond on Reactivity of 6,7- Hydroxyl Groups to Acetylation in ent - Kaurene Diterpenoids
对映-贝壳杉烯二萜分子内氢键对6,7位羟基化学反应性影响研究
These acids exist in intramolecularly bonded forms.
这些酸呈内分子氢键的形式存在。
Theoretical Study of Hydrogen Bonds and Dihydrongen Bonds between π-conjugate Hetero-cyclic Molecules and Some Proton Donors
杂环芳香体系分子间氢键和双氢键的理论研究
Construction of Supramolecular Networks Based on Coordination and Hydrogen Bonds;
基于配位键和氢键的超分子网络结构
Theoretical Study of Halogen Bonding-A World Parallel to Hydrogen Bonding;
与氢键平行的分子间相互作用—卤键的理论研究
Structures and Properties of Halogen Bond and Hydrogen Bond Formed between CH_3SH and HOCl
CH_3SH与HOCl分子间氢键和卤键的结构与性质
Nitric acid molecules are linked by hydrogen bonds.
硝酸分子以氢键互相连结。
Steric Effects Promoted Intermolecular C-H…O Hydrogen Bonds in Solution;
立体效应促进的分子间C—H…O氢键
Theoretical Study on Dihydrogen Bonds of NH_3AlH_3 with Several Small Molecules
NH_3AlH_3与若干小分子的双氢键的理论研究
Theoretical Study of Hydrogen Bond in the CH_2O_2-M(M=HF,H_2O) Dimers
CH_2O_2-M(M=HF,H_2O)分子间氢键的理论研究
The Function of Hydrogen Bond in Polymer BlendsⅠ.Characters and Affecting Factors of Hydrogen Bond
高分子共混物中氢键的作用Ⅰ.氢键的特征描述以及影响因素
Several weak molecular interactions responsible for the maintenance of tertiary structure of proteins are covalent, ionic, hydrogen, and hydrophobic or hydrophilic bonds.
一些决定蛋白质三级结构的主要的弱分子作用力为共价键,离子键,氢键,疏水键和亲水键。
Anion Sensing Based on PET and Hydrogen Bonding;
基于PET和分子间氢键机理的阴离子探针
The Function of Hydrogen Bond in Polymer Blends Ⅱ.Effects of Hydrogen Bond and Incorporation Methods into Polymer Blends
高分子共混物中氢键的作用Ⅱ.氢键对高分子共混物性能的影响以及引入方法
The linear glucan molecules of cellulose are bound together by hydrogen bonds.
纤维素中直链葡聚糖分子由氢键连接在一起。
Studies on a Side Chain Liquid Crystalline Polymer Self-Assembling Through Intermolecular Hydrogen Bond
一种通过分子间氢键自组装的侧链液晶聚合物