http://www.cnr.it/ontology/cnr/individuo/prodotto/ID257117
A second rhodopsin-like protein in Cyanophora paradoxa: Gene sequence and protein expression in a cell-free system (Articolo in rivista)
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- A second rhodopsin-like protein in Cyanophora paradoxa: Gene sequence and protein expression in a cell-free system (Articolo in rivista) (literal)
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- 2013-01-01T00:00:00+01:00 (literal)
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Frassanito AM, Barsanti L, Passarelli V, Evangelista V, Gualtieri P (2013)
A second rhodopsin-like protein in Cyanophora paradoxa: Gene sequence and protein expression in a cell-free system
in Journal of photochemistry and photobiology. B, Biology (Print)
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- Frassanito AM, Barsanti L, Passarelli V, Evangelista V, Gualtieri P (literal)
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- http://www.sciencedirect.com/science/article/pii/S1011134413001310 (literal)
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- Istituto di Biofisica, CNR, Via Moruzzi 1, 56124 Pisa, Italy (literal)
- Titolo
- A second rhodopsin-like protein in Cyanophora paradoxa: Gene sequence and protein expression in a cell-free system (literal)
- Abstract
- Here we report the identification and expression of a second rhodopsin-like protein in the alga Cyanophora paradoxa (Glaucophyta), named Cyanophopsin_2. This new protein was identified due to a serendipity event, since the RACE reaction performed to complete the sequence of Cyanophopsin_1, (the first rhodopsin-like protein of C. paradoxa identified in 2009 by our group), amplified a 619 bp sequence corresponding to a portion of a new gene of the same protein family. The full sequence consists of 1175 bp consisting of 849 bp coding DNA sequence and 4 introns of 326 bp. The protein is characterized by an N-terminal region of 47 amino acids, followed by a region with 7 ?-helices of 213 amino acids and a C-terminal region of 22 amino acids. This protein showed high identity with Cyanophopsin_1 and other rhodopsin-like proteins of Archea, Bacteria, Fungi and Algae. Cyanophosin_2 (CpR2) was expressed in a cell-free expression system, and characterized by means of absorption spectroscopy. (literal)
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