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Cloning of the cDNA encoding rabbit galectin-3

J C Gaudin1, M Monsigny, A Legrand

  • 1Laboratoire de Biochimie des Glycoconjugués et Lectines Endogènes, Centre de Biophysique Moléculaire, CNRS, Orléans, France.

Gene
|October 3, 1995
PubMed
Summary

Researchers cloned the rabbit galectin-3 (LGALS3) gene using RT-PCR. The resulting protein shows varied homology across its domains, with high similarity in the carbohydrate-binding region.

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Area of Science:

  • Molecular Biology
  • Genetics
  • Biochemistry

Background:

  • Galectins are a family of carbohydrate-binding proteins involved in various biological processes.
  • Understanding galectin-3 structure and function is crucial for studying immune responses and disease.
  • Rabbit galectin-3 (LGALS3) sequence data provides insights into conserved functional domains.

Purpose of the Study:

  • To clone the complete coding sequence of rabbit galectin-3 (LGALS3).
  • To analyze the domain structure and homology of the rabbit LGALS3 protein.
  • To compare rabbit LGALS3 with known galectin-3 proteins from other species.

Main Methods:

  • Reverse Transcription Polymerase Chain Reaction (RT-PCR) was employed for gene cloning.
  • Specific human LGALS3 cDNA primers were utilized for amplification.
  • Sequence analysis was performed to determine protein domains and homology.

Main Results:

  • The complete coding sequence of rabbit LGALS3 was successfully cloned.
  • The putative rabbit galectin-3 protein exhibits a three-domain structure.
  • Homology analysis revealed high similarity in the C-terminal carbohydrate-binding domain and lower similarity in the N-terminal domain compared to known LGALS3.

Conclusions:

  • The cloning of rabbit LGALS3 provides a valuable resource for further functional studies.
  • The identified domain structure and homology patterns suggest conserved functional roles for galectin-3 across species.
  • Further research can explore the specific functions of the distinct domains in rabbit LGALS3.

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