Literature DB >> 12812479

Determining dihedral angles and local structure in silk peptide by 13C-2H REDOR.

Terry Gullion1, Raghuvansh Kishore, Tetsuo Asakura.   

Abstract

13C-2H REDOR NMR experiments were performed on 30-residue (AlaGly)15 silk I mimics of Bombyx mori silk fibroin to gain structural details about the elusive structure of the silk I conformation. 13C,2H-labeling strategies are illustrated for measuring individual dihedral angles in peptides and for determining local structure by REDOR. A major turn of type II character is found in the region Gly(14)-Ala(17).

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Year:  2003        PMID: 12812479     DOI: 10.1021/ja0342345

Source DB:  PubMed          Journal:  J Am Chem Soc        ISSN: 0002-7863            Impact factor:   15.419


  7 in total

1.  Sensitivity enhancement in (13)C solid-state NMR of protein microcrystals by use of paramagnetic metal ions for optimizing (1)H T(1) relaxation.

Authors:  Nalinda P Wickramasinghe; Mrignayani Kotecha; Ago Samoson; Jaan Past; Yoshitaka Ishii
Journal:  J Magn Reson       Date:  2006-11-27       Impact factor: 2.229

2.  REDOR solid-state NMR as a probe of the membrane locations of membrane-associated peptides and proteins.

Authors:  Lihui Jia; Shuang Liang; Kelly Sackett; Li Xie; Ujjayini Ghosh; David P Weliky
Journal:  J Magn Reson       Date:  2015-04       Impact factor: 2.229

3.  Residue-specific membrane location of peptides and proteins using specifically and extensively deuterated lipids and ¹³C-²H rotational-echo double-resonance solid-state NMR.

Authors:  Li Xie; Ujjayini Ghosh; Scott D Schmick; David P Weliky
Journal:  J Biomol NMR       Date:  2012-12-08       Impact factor: 2.835

4.  Dock 'n roll: folding of a silk-inspired polypeptide into an amyloid-like beta solenoid.

Authors:  Binwu Zhao; Martien A Cohen Stuart; Carol K Hall
Journal:  Soft Matter       Date:  2016-04-20       Impact factor: 3.679

5.  Prebiotic amino acids bind to and stabilize prebiotic fatty acid membranes.

Authors:  Caitlin E Cornell; Roy A Black; Mengjun Xue; Helen E Litz; Andrew Ramsay; Moshe Gordon; Alexander Mileant; Zachary R Cohen; James A Williams; Kelly K Lee; Gary P Drobny; Sarah L Keller
Journal:  Proc Natl Acad Sci U S A       Date:  2019-08-12       Impact factor: 12.779

6.  Multiple locations of peptides in the hydrocarbon core of gel-phase membranes revealed by peptide (13)C to lipid (2)H rotational-echo double-resonance solid-state nuclear magnetic resonance.

Authors:  Li Xie; Lihui Jia; Shuang Liang; David P Weliky
Journal:  Biochemistry       Date:  2015-01-09       Impact factor: 3.162

Review 7.  Structure of Silk I (Bombyx mori Silk Fibroin before Spinning) -Type II β-Turn, Not α-Helix.

Authors:  Tetsuo Asakura
Journal:  Molecules       Date:  2021-06-17       Impact factor: 4.411

  7 in total

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