Frog brain expresses a 60 KDa Ca2+ binding protein similar to mammalian calreticulin

Biochem Biophys Res Commun. 1991 Mar 15;175(2):444-50. doi: 10.1016/0006-291x(91)91584-y.

Abstract

The present report was undertaken in an effort to characterize the nature of Ca2+ binding protein(s) in the central nervous system of less evolved vertebrates. In particular we investigated whether the brain microsomal fraction of Rana esculenta expresses calsequestrin, calreticulin and/or other related Ca2+ binding protein(s). We found that a 60 KDa protein having an NH2-terminal amino acid sequence similar to mammalian calreticulin is the major microsomal Ca2(+)-binding protein.

Publication types

  • Comparative Study
  • Research Support, Non-U.S. Gov't
  • Research Support, U.S. Gov't, P.H.S.

MeSH terms

  • Amino Acid Sequence
  • Animals
  • Blotting, Western
  • Brain / physiology
  • Calcium-Binding Proteins / chemistry
  • Calcium-Binding Proteins / metabolism*
  • Calreticulin
  • Calsequestrin / chemistry
  • Calsequestrin / metabolism
  • Electrophoresis, Polyacrylamide Gel
  • Molecular Sequence Data
  • Rana esculenta / physiology*
  • Species Specificity

Substances

  • Calcium-Binding Proteins
  • Calreticulin
  • Calsequestrin