A monoclonal antibody for G protein-coupled receptor crystallography

Peter W Day, Søren Gøgsig Faarup Rasmussen, Charles Parnot, Juan José Fung, Asna Masood, Tong Sun Kobilka, Xiao-Jie Yao, Hee-Jung Choi, William I Weis, Daniel K Rohrer, Brian K Kobilka

103 Citations (Scopus)

Abstract

G protein-coupled receptors (GPCRs) constitute the largest family of signaling proteins in mammals, mediating responses to hormones, neurotransmitters, and senses of sight, smell and taste. Mechanistic insight into GPCR signal transduction is limited by a paucity of high-resolution structural information. We describe the generation of a monoclonal antibody that recognizes the third intracellular loop (IL3) of the native human beta(2) adrenergic (beta(2)AR) receptor; this antibody was critical for acquiring diffraction-quality crystals.

Original languageEnglish
JournalNature Methods
Volume4
Issue number11
Pages (from-to)927-9
Number of pages3
ISSN1548-7091
DOIs
Publication statusPublished - Nov 2007

Keywords

  • Amino Acid Sequence
  • Animals
  • Antibodies, Monoclonal
  • Antigen-Antibody Reactions
  • Blotting, Western
  • Crystallization
  • Crystallography
  • Epitopes
  • Fluorescent Dyes
  • Humans
  • Immunoglobulin Fab Fragments
  • Mice
  • Molecular Sequence Data
  • Protein Structure, Tertiary
  • Receptors, Adrenergic, beta-2
  • Receptors, G-Protein-Coupled
  • Recombinant Proteins
  • Rhodamines
  • Vaccination

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