Jove
Visualize
お問い合わせ
JoVE
x logofacebook logolinkedin logoyoutube logo
JoVEについて
概要リーダーシップブログJoVEヘルプセンター
著者向け
出版プロセス編集委員会範囲と方針査読よくある質問投稿
図書館員向け
推薦の声購読アクセスリソース図書館諮問委員会よくある質問
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experimentsアーカイブ
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教員リソースセンター教員サイト
利用規約
プライバシーポリシー
ポリシー

関連する概念動画

Periodic Classification of the Elements04:00

Periodic Classification of the Elements

59.0K
The periodic table arranges atoms based on increasing atomic number so that elements with the same chemical properties recur periodically. When their electron configurations are added to the table, a periodic recurrence of similar electron configurations in the outer shells of these elements is observed. Because they are in the outer shells of an atom, valence electrons play the most important role in chemical reactions. The outer electrons have the highest energy of the electrons in an atom...
59.0K
Electron Affinity03:07

Electron Affinity

43.3K
The electron affinity (EA) is the energy change for adding an electron to a gaseous atom to form an anion (negative ion).
43.3K
Affinity and Avidity01:41

Affinity and Avidity

38.8K
Overview
38.8K
Elements and Compounds01:27

Elements and Compounds

104.5K
Pure substances consist of only one type of matter. A pure substance can be an element or a compound. An element consists of only one type of atom, while a compound consists of two or more types of atoms held together by a chemical bond.
Elements
Elements are classified as atomic or molecular based on the nature of their basic units. They are unique forms of matter with specific chemical and physical properties that cannot break down into smaller substances by ordinary chemical reactions. There...
104.5K
Key Elements for Plant Nutrition02:35

Key Elements for Plant Nutrition

24.2K
Like all living organisms, plants require organic and inorganic nutrients to survive, reproduce, grow and maintain homeostasis. To identify nutrients that are essential for plant functioning, researchers have leveraged a technique called hydroponics. In hydroponic culture systems, plants are grown—without soil—in water-based solutions containing nutrients. At least 17 nutrients have been identified as essential elements required by plants. Plants acquire these elements from the...
24.2K
Classification of Elements and Compounds02:54

Classification of Elements and Compounds

73.1K
Pure substances consist of only one type of matter. A pure substance can be an element or a compound. An element consists of only one type of atom, while a compound consists of two or more types of atoms held together by a chemical bond. Elements are classified as atomic or molecular based on the nature of their basic units.
Compounds are pure substances composed of two or more elements in fixed, definite proportions. Compounds are classified as ionic or molecular (covalent) based on the bonds...
73.1K

こちらも読む

関連記事

共著者、ジャーナル、引用グラフによってこの研究に関連する記事。

並び替え
Same author

A family portrait of lanmodulin selectivity for enhanced rare-earth separations.

Nature chemical biology·2026
Same author

Nar1 binds the cytosolic iron sulfur cluster assembly targeting complex via a bipartite interaction interface.

bioRxiv : the preprint server for biology·2026
Same author

A Conserved Cia1-Cia2 Interface Mediates Client Recruitment in the Cytosolic Iron-Sulfur Cluster Assembly Pathway.

Journal of the American Chemical Society·2025
Same author

Mechanically and Chemically Robust Lanmodulin-Functionalized Silk Sponges for Rare Earth Element Sequestration.

ACS biomaterials science & engineering·2025
Same author

EF-Hand Battle Royale: Hetero-ion Complexation in Lanmodulin.

JACS Au·2024
Same author

Modulating metal-centered dimerization of a lanthanide chaperone protein for separation of light lanthanides.

Proceedings of the National Academy of Sciences of the United States of America·2024

関連する実験動画

Updated: Jan 29, 2026

Determining the Ice-binding Planes of Antifreeze Proteins by Fluorescence-based Ice Plane Affinity
08:46

Determining the Ice-binding Planes of Antifreeze Proteins by Fluorescence-based Ice Plane Affinity

Published on: January 15, 2014

9.6K

稀土元素に対するピコモラアフィニティを持つ選択的,タンパク質ベースの光センサー

Joseph A Mattocks1, Jackson V Ho1, Joseph A Cotruvo1

  • 1Department of Chemistry , The Pennsylvania State University , University Park , Pennsylvania 16802 , United States.

Journal of the American Chemical Society
|February 7, 2019
PubMed
まとめ
この要約は機械生成です。

新しい光センサーである LaMP1 は 高い感度で 稀土元素 (ランタニド) を検出します このツールは バクテリアがこれらの重要な金属を 運ぶ方法と 周囲の環境での検出を 助ける方法を示しています

さらに関連する動画

A Protocol for Phage Display and Affinity Selection Using Recombinant Protein Baits
12:36

A Protocol for Phage Display and Affinity Selection Using Recombinant Protein Baits

Published on: February 16, 2014

35.0K
Green Fluorescent Protein-based Expression Screening of Membrane Proteins in Escherichia coli
08:46

Green Fluorescent Protein-based Expression Screening of Membrane Proteins in Escherichia coli

Published on: January 6, 2015

33.6K

関連する実験動画

Last Updated: Jan 29, 2026

Determining the Ice-binding Planes of Antifreeze Proteins by Fluorescence-based Ice Plane Affinity
08:46

Determining the Ice-binding Planes of Antifreeze Proteins by Fluorescence-based Ice Plane Affinity

Published on: January 15, 2014

9.6K
A Protocol for Phage Display and Affinity Selection Using Recombinant Protein Baits
12:36

A Protocol for Phage Display and Affinity Selection Using Recombinant Protein Baits

Published on: February 16, 2014

35.0K
Green Fluorescent Protein-based Expression Screening of Membrane Proteins in Escherichia coli
08:46

Green Fluorescent Protein-based Expression Screening of Membrane Proteins in Escherichia coli

Published on: January 6, 2015

33.6K

科学分野:

  • 生物化学
  • 環境科学
  • 微生物学

背景:

  • 稀土元素の検出は採掘とリサイクルに不可欠です.
  • ランタニド (Ln) 検出の既存の方法は,感度と速度が欠けている.
  • Lnの生物学的な役割を理解するには,敏感な検出ツールが必要です.

研究 の 目的:

  • 選択的なLn検出のための遺伝的にコードされた光センサーを開発する.
  • メチロバクテリア エクストルクエンスの細胞内輸送を調査する
  • バクテリアの潜在的Ln吸収システムを調査する.

主な方法:

  • ランモジュリンに基づくランタニド固有の光センサー (LaMP1) の設計.
  • 様々な金属イオンに対する LaMP1 の反応を特徴づける.
  • メチロバクテリア エクストルクエンスの Ln 輸送を研究するために LaMP1 を利用した.

主要な成果:

  • LaMP1は,すべてのLn (III) イオンに対して高い選択性と感受性を表している (表面的なKdsは10−50 pM).
  • 初期のLns (La(III) - Nd(III)) をM.extorquensの細胞内への選択的輸送が実証されている.
  • 分泌されるケラターを含む新しいLn (III) 吸収システムの証拠を提供した.

結論:

  • LaMP1は,敏感で選択的なREE検出のための強力なツールです.
  • バクテリアの細胞内輸送メカニズムを 発見しました
  • LaMP1は環境と産業の応用において REEの分析を進めることができます.