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Updated: Jul 14, 2026

Single-molecule Imaging of Gene Regulation In vivo Using Cotranslational Activation by Cleavage (CoTrAC)
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Single-molecule Imaging of Gene Regulation In vivo Using Cotranslational Activation by Cleavage (CoTrAC)

Published on: March 15, 2013

对Trp-cage的紫外线共振和热展开研究表明,它不是一个简单的双态微蛋白

Zeeshan Ahmed1, Ilir A Beta, Aleksandr V Mikhonin

  • 1Department of Chemistry, University of Pittsburgh, PA 15260, USA.

Journal of the American Chemical Society
|August 4, 2005
PubMed
概括

合成微型蛋白Trp-cage表现出复杂的热化,而不是简单的双态折叠过程. 紫外线共振拉曼光谱揭示了状态的连续分布,挑战了以前的动力学发现.

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Purification and Reconstitution of TRPV1 for Spectroscopic Analysis

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Chemical Modification of the Tryptophan Residue in a Recombinant Ca2+-ATPase N-domain for Studying Tryptophan-ANS FRET12:07

Chemical Modification of the Tryptophan Residue in a Recombinant Ca2+-ATPase N-domain for Studying Tryptophan-ANS FRET

Published on: October 9, 2021

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Repressible Operon: trp Operon01:21

Repressible Operon: trp Operon

The trp operon in Escherichia coli exemplifies a repressible operon. It regulates the synthesis of tryptophan through repressor-mediated transcriptional control and attenuation. This dual regulatory mechanism ensures tryptophan biosynthesis occurs only when needed, conserving cellular resources.Structure of the trp OperonThe trp operon consists of five structural genes (trpE, trpD, trpC, trpB, and trpA) that encode enzymes for tryptophan biosynthesis. These genes are transcribed as a single...