Identification of a novel protein tyrosine phosphatase with sequence homology to the cytoskeletal proteins of the band 4.1 family

ISSN:
0014-5793
Keywords:
Band 4.1 domain containing PTP ; Cytoskeletal integrity ; Protein-tyrosine phosphatase ; Signal transduction ; rPTP2E
Source:
Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
Topics:
Biology
Chemistry and Pharmacology
Physics
Type of Medium:
Electronic Resource
URL:
_version_ 1798290813274292224
autor L'Abbe, D.
Banville, D.
Tong, Y.
Stocco, R.
Masson, S.
Ma, S.
Fantus, G.
Shen, S.-H.
autorsonst L'Abbe, D.
Banville, D.
Tong, Y.
Stocco, R.
Masson, S.
Ma, S.
Fantus, G.
Shen, S.-H.
book_url http://linkinghub.elsevier.com/retrieve/pii/0014-5793(94)01305-5
datenlieferant nat_lic_papers
fussnote Use of the polymerase chain reaction (PCR) in conjunction with Southern hybridization, using probes corresponding to known phosphatase sequences, resulted in the identification of rat cDNA clones encoding a novel protein tyrosine phosphatase which was termed rPTP2E. The cDNAs comprise 5,543 bp and predict a polypeptide of 1175 amino acids possessing a single catalytic domain at its C-terminus. The N-terminal region of the deduced polypeptide displays high sequence homology to the cytoskeleton-associated proteins of the band 4.1 family. A variant form, termed rPTP2E1, was also identified which contains the catalytic domain only. rPTP2E and rPTP2E1 were expressed in various rat tissues, particularly abundantly in adrenal glands. The catalytic domain of PTP2E was expressed in Escherichia coli and was shown to possess specific protein tyrosine phosphatase activity. The identification of rPTP2E suggests the existence of a subfamily of band 4.1 domain-containing PTPs which may play an important role in signalling pathway and control of cytoskeletal integrity.
hauptsatz hsatz_simple
identnr NLZ173166741
issn 0014-5793
journal_name FEBS Letters
materialart 1
package_name Elsevier
publikationsort Amsterdam
publisher Elsevier
reference 356 (1994), S. 351-356
schlagwort Band 4.1 domain containing PTP
Cytoskeletal integrity
Protein-tyrosine phosphatase
Signal transduction
rPTP2E
search_space articles
shingle_author_1 L'Abbe, D.
Banville, D.
Tong, Y.
Stocco, R.
Masson, S.
Ma, S.
Fantus, G.
Shen, S.-H.
shingle_author_2 L'Abbe, D.
Banville, D.
Tong, Y.
Stocco, R.
Masson, S.
Ma, S.
Fantus, G.
Shen, S.-H.
shingle_author_3 L'Abbe, D.
Banville, D.
Tong, Y.
Stocco, R.
Masson, S.
Ma, S.
Fantus, G.
Shen, S.-H.
shingle_author_4 L'Abbe, D.
Banville, D.
Tong, Y.
Stocco, R.
Masson, S.
Ma, S.
Fantus, G.
Shen, S.-H.
shingle_catch_all_1 L'Abbe, D.
Banville, D.
Tong, Y.
Stocco, R.
Masson, S.
Ma, S.
Fantus, G.
Shen, S.-H.
Identification of a novel protein tyrosine phosphatase with sequence homology to the cytoskeletal proteins of the band 4.1 family
Band 4.1 domain containing PTP
Cytoskeletal integrity
Protein-tyrosine phosphatase
Signal transduction
rPTP2E
Band 4.1 domain containing PTP
Cytoskeletal integrity
Protein-tyrosine phosphatase
Signal transduction
rPTP2E
0014-5793
00145793
Elsevier
shingle_catch_all_2 L'Abbe, D.
Banville, D.
Tong, Y.
Stocco, R.
Masson, S.
Ma, S.
Fantus, G.
Shen, S.-H.
Identification of a novel protein tyrosine phosphatase with sequence homology to the cytoskeletal proteins of the band 4.1 family
Band 4.1 domain containing PTP
Cytoskeletal integrity
Protein-tyrosine phosphatase
Signal transduction
rPTP2E
Band 4.1 domain containing PTP
Cytoskeletal integrity
Protein-tyrosine phosphatase
Signal transduction
rPTP2E
0014-5793
00145793
Elsevier
shingle_catch_all_3 L'Abbe, D.
Banville, D.
Tong, Y.
Stocco, R.
Masson, S.
Ma, S.
Fantus, G.
Shen, S.-H.
Identification of a novel protein tyrosine phosphatase with sequence homology to the cytoskeletal proteins of the band 4.1 family
Band 4.1 domain containing PTP
Cytoskeletal integrity
Protein-tyrosine phosphatase
Signal transduction
rPTP2E
Band 4.1 domain containing PTP
Cytoskeletal integrity
Protein-tyrosine phosphatase
Signal transduction
rPTP2E
0014-5793
00145793
Elsevier
shingle_catch_all_4 L'Abbe, D.
Banville, D.
Tong, Y.
Stocco, R.
Masson, S.
Ma, S.
Fantus, G.
Shen, S.-H.
Identification of a novel protein tyrosine phosphatase with sequence homology to the cytoskeletal proteins of the band 4.1 family
Band 4.1 domain containing PTP
Cytoskeletal integrity
Protein-tyrosine phosphatase
Signal transduction
rPTP2E
Band 4.1 domain containing PTP
Cytoskeletal integrity
Protein-tyrosine phosphatase
Signal transduction
rPTP2E
0014-5793
00145793
Elsevier
shingle_title_1 Identification of a novel protein tyrosine phosphatase with sequence homology to the cytoskeletal proteins of the band 4.1 family
shingle_title_2 Identification of a novel protein tyrosine phosphatase with sequence homology to the cytoskeletal proteins of the band 4.1 family
shingle_title_3 Identification of a novel protein tyrosine phosphatase with sequence homology to the cytoskeletal proteins of the band 4.1 family
shingle_title_4 Identification of a novel protein tyrosine phosphatase with sequence homology to the cytoskeletal proteins of the band 4.1 family
sigel_instance_filter dkfz
geomar
wilbert
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albert
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source_archive Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
timestamp 2024-05-06T08:22:41.897Z
titel Identification of a novel protein tyrosine phosphatase with sequence homology to the cytoskeletal proteins of the band 4.1 family
titel_suche Identification of a novel protein tyrosine phosphatase with sequence homology to the cytoskeletal proteins of the band 4.1 family
Use of the polymerase chain reaction (PCR) in conjunction with Southern hybridization, using probes corresponding to known phosphatase sequences, resulted in the identification of rat cDNA clones encoding a novel protein tyrosine phosphatase which was termed rPTP2E. The cDNAs comprise 5,543 bp and predict a polypeptide of 1175 amino acids possessing a single catalytic domain at its C-terminus. The N-terminal region of the deduced polypeptide displays high sequence homology to the cytoskeleton-associated proteins of the band 4.1 family. A variant form, termed rPTP2E1, was also identified which contains the catalytic domain only. rPTP2E and rPTP2E1 were expressed in various rat tissues, particularly abundantly in adrenal glands. The catalytic domain of PTP2E was expressed in Escherichia coli and was shown to possess specific protein tyrosine phosphatase activity. The identification of rPTP2E suggests the existence of a subfamily of band 4.1 domain-containing PTPs which may play an important role in signalling pathway and control of cytoskeletal integrity.
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