SKAAR, Karin, Henryj J. KORZA, Michael TARRY, Petra SEKYROVÁ and Martin HOGBOM. Expression and Subcellular Distribution of GFP-Tagged Human Tetraspanin Proteins in Saccharomyces cerevisiae. Plos one. San Francisco: Public Library of Science, 2015, vol. 10, No 7, p. nestránkováno, 19 pp. ISSN 1932-6203. Available from: https://dx.doi.org/10.1371/journal.pone.0134041.
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Basic information
Original name Expression and Subcellular Distribution of GFP-Tagged Human Tetraspanin Proteins in Saccharomyces cerevisiae
Authors SKAAR, Karin (752 Sweden), Henryj J. KORZA (752 Sweden), Michael TARRY (752 Sweden), Petra SEKYROVÁ (203 Czech Republic, guarantor, belonging to the institution) and Martin HOGBOM (752 Sweden).
Edition Plos one, San Francisco, Public Library of Science, 2015, 1932-6203.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10600 1.6 Biological sciences
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 3.057
RIV identification code RIV/00216224:14740/15:00087273
Organization unit Central European Institute of Technology
Doi http://dx.doi.org/10.1371/journal.pone.0134041
UT WoS 000358595900071
Keywords in English FAMILIAL EXUDATIVE VITREORETINOPATHY; EUKARYOTIC MEMBRANE-PROTEINS; ACUTE LYMPHOBLASTIC-LEUKEMIA; MALEIC ACID COPOLYMER; ENDOPLASMIC-RETICULUM; EXTRACELLULAR DOMAIN; FREE PURIFICATION; ESCHERICHIA-COLI; PICHIA-PASTORIS; QUALITY-CONTROL
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Changed by Changed by: Mgr. Eva Špillingová, učo 110713. Changed: 14/4/2016 09:19.
Abstract
Tetraspanins are integral membrane proteins that function as organizers of multimolecular complexes and modulate function of associated proteins. Mammalian genomes encode approximately 30 different members of this family and remotely related eukaryotic species also contain conserved tetraspanin homologs. Tetraspanins are involved in a number of fundamental processes such as regulation of cell migration, fusion, immunity and signaling. Moreover, they are implied in numerous pathological states including mental disorders, infectious diseases or cancer. Despite the great interest in tetraspanins, the structural and biochemical basis of their activity is still largely unknown. A major bottleneck lies in the difficulty of obtaining stable and homogeneous protein samples in large quantities. Here we report expression screening of 15 members of the human tetraspanin superfamily and successful protocols for the production in S. cerevisiae of a subset of tetraspanins involved in human cancer development. We have demonstrated the subcellular localization of overexpressed tetraspanin-green fluorescent protein fusion proteins in S. cerevisiae and found that despite being mislocalized, the fusion proteins are not degraded. The recombinantly produced tetraspanins are dispersed within the endoplasmic reticulum membranes or localized in granule-like structures in yeast cells. The recombinantly produced tetraspanins can be extracted from the membrane fraction and purified with detergents or the poly (styreneco-maleic acid) polymer technique for use in further biochemical or biophysical studies.
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