A new sialoglycoprotein from rat seminal vesicle and its association with semen coagulum

Biochem Biophys Res Commun. 1986 Apr 29;136(2):753-9. doi: 10.1016/0006-291x(86)90503-6.

Abstract

By radiolabeling using NaIO4/[3H]KBH4, a new sialoglycoprotein with Mr of 19,000 was found in the secretion of rat seminal vesicle. It was shown to interact non-covalently with semen coagulum. It existed in three acidic forms with pI values of 4.1, 3.7 and 2.9 and possessed high contents of sialic acids and acidic amino acids.

MeSH terms

  • Amino Acids / analysis
  • Animals
  • Borohydrides
  • Chromatography
  • Electrophoresis, Polyacrylamide Gel
  • Iodates
  • Isoelectric Point
  • Isotope Labeling
  • Male
  • Molecular Weight
  • N-Acetylneuraminic Acid
  • Rats
  • Rats, Inbred Strains
  • Semen / analysis
  • Semen / physiology*
  • Seminal Vesicles / metabolism*
  • Sialic Acids / analysis
  • Sialoglycoproteins / analysis
  • Sialoglycoproteins / metabolism*
  • Tritium

Substances

  • Amino Acids
  • Borohydrides
  • Iodates
  • Sialic Acids
  • Sialoglycoproteins
  • potassium borohydride
  • Tritium
  • N-Acetylneuraminic Acid
  • sodium iodate