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Where do we aspire to publish? A position paper on scientific communication in biochemistry and molecular biology BJMBR
Baptista,M.S.; Alves,M.J.M.; Arantes,G.M.; Armelin,H.A.; Augusto,O.; Baldini,R.L.; Basseres,D.S.; Bechara,E.J.H.; Bruni-Cardoso,A.; Chaimovich,H.; Colepicolo Neto,P.; Colli,W.; Cuccovia,I.M.; Da-Silva,A.M.; Di Mascio,P.; Farah,S.C.; Ferreira,C.; Forti,F.L.; Giordano,R.J.; Gomes,S.L.; Gueiros Filho,F.J.; Hoch,N.C.; Hotta,C.T.; Labriola,L.; Lameu,C.; Machini,M.T.; Malnic,B.; Marana,S.R.; Medeiros,M.H.G.; Meotti,F.C.; Miyamoto,S.; Oliveira,C.C.; Souza-Pinto,N.C.; Reis,E.M.; Ronsein,G.E.; Salinas,R.K.; Schechtman,D.; Schreier,S.; Setubal,J.C.; Sogayar,M.C.; Souza,G.M.; Terra,W.R.; Truzzi,D.R.; Ulrich,H.; Verjovski-Almeida,S.; Winck,F.V.; Zingales,B.; Kowaltowski,A.J..
The scientific publication landscape is changing quickly, with an enormous increase in options and models. Articles can be published in a complex variety of journals that differ in their presentation format (online-only or in-print), editorial organizations that maintain them (commercial and/or society-based), editorial handling (academic or professional editors), editorial board composition (academic or professional), payment options to cover editorial costs (open access or pay-to-read), indexation, visibility, branding, and other aspects. Additionally, online submissions of non-revised versions of manuscripts prior to seeking publication in a peer-reviewed journal (a practice known as pre-printing) are a growing trend in biological sciences. In this...
Tipo: Info:eu-repo/semantics/other Palavras-chave: Scientific journals; Scientific editing; Pre-prints; Open access; Peer review.
Ano: 2019 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2019000900401
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Characterization of the interdependency between residues that bind the substrate in a β-glycosidase BJMBR
Tomassi,M.H.; Rozenfeld,J.H.K.; Gonçalves,L.M.; Marana,S.R..
The manner by which effects of simultaneous mutations combine to change enzymatic activity is not easily predictable because these effects are not always additive in a linear manner. Hence, the characterization of the effects of simultaneous mutations of amino acid residues that bind the substrate can make a significant contribution to the understanding of the substrate specificity of enzymes. In the β-glycosidase from Spodoptera frugiperda (Sfβgly), both residues Q39 and E451 interact with the substrate and this is essential for defining substrate specificity. Double mutants of Sfβgly (A451E39, S451E39 and S451N39) were prepared by site-directed mutagenesis, expressed in bacteria and purified using affinity chromatography. These enzymes were characterized...
Tipo: Info:eu-repo/semantics/other Palavras-chave: Β-glycosidase; Substrate specificity; Site-directed mutagenesis; Spodoptera frugiperda.
Ano: 2010 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2010000100002
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Cloning, purification and comparative characterization of two digestive lysozymes from Musca domestica larvae BJMBR
Cançado,F.C.; Chimoy Effio,P; Terra,W.R.; Marana,S.R..
cDNA coding for two digestive lysozymes (MdL1 and MdL2) of the Musca domestica housefly was cloned and sequenced. MdL2 is a novel minor lysozyme, whereas MdL1 is the major lysozyme thus far purified from M. domestica midgut. MdL1 and MdL2 were expressed as recombinant proteins in Pichia pastoris, purified and characterized. The lytic activities of MdL1 and MdL2 upon Micrococcus lysodeikticus have an acidic pH optimum (4.8) at low ionic strength (μ = 0.02), which shifts towards an even more acidic value, pH 3.8, at a high ionic strength (μ = 0.2). However, the pH optimum of their activities upon 4-methylumbelliferyl N-acetylchitotrioside (4.9) is not affected by ionic strength. These results suggest that the acidic pH optimum is an intrinsic property of...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Lysozyme; Digestive lysozyme; Substrate affinity; PH optimum.
Ano: 2008 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2008001100005
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