Literature DB >> 1458827

Purification and biochemical properties of calmodulin in Entamoeba histolytica and its distribution during secretion of electron-dense granules.

M L Muńoz1, M S O'Shea-Alvarez, J Pérez-García, E C Weinbach, M A Moreno, M de la Torre, M A Magos, R Tovar.   

Abstract

1. Calmodulin (CaM) was detected during secretion of electron-dense granules by Entamoeba histolytica trophozoites with immunofluorescence. 2. It was purified to apparent homogeneity by chromatography with a yield of 2.26 micrograms of calmodulin/mg of protozoan protein. Purity was established by gel electrophoresis. 3. The parasite calmodulin has properties characteristic of calmodulin isolated from other eukaryotes: an apparent molecular weight of 19 or 17 kDa in presence of EGTA or CaCl2, respectively, activation in a calcium dependent manner of bovine heart cyclic nucleotide phosphodiesterase, and its UV spectrum.

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Year:  1992        PMID: 1458827     DOI: 10.1016/0305-0491(92)90363-v

Source DB:  PubMed          Journal:  Comp Biochem Physiol B        ISSN: 0305-0491


  3 in total

1.  Sequence specific 1HN, 13C and 15N resonance assignments of a novel calcium-binding protein from Entamoeba histolytica.

Authors:  Ritu Bansal-Mutalik; Sourajit M Mustafi; Alok Bhattacharya; Kandala V R Chary
Journal:  J Biomol NMR       Date:  2005-04       Impact factor: 2.835

2.  Sequence-specific 1H, 13C and 15N assignments of a calcium binding protein from Entamoeba histolytica.

Authors:  S C Sahu; H S Atreya; S Chauhan; A Bhattacharya; K V Chary; G Govil
Journal:  J Biomol NMR       Date:  1999-05       Impact factor: 2.835

3.  Expression and function of a family of transmembrane kinases from the protozoan parasite Entamoeba histolytica.

Authors:  Alka Mehra; Jesse Fredrick; William A Petri; Sudha Bhattacharya; Alok Bhattacharya
Journal:  Infect Immun       Date:  2006-09       Impact factor: 3.441

  3 in total

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