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Freitas CDTD, Nishi BC, do Nascimento CTM, Silva MZR, Bezerra EHS, Rocha BAM, Grangeiro TB, Oliveira JPBD, Souza PFN, Ramos MV. Characterization of Three Osmotin-Like Proteins from Plumeria rubra and Prospection for Adiponectin Peptidomimetics. Protein Pept Lett 2021; 27:593-603. [PMID: 31994998 DOI: 10.2174/0929866527666200129154357] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/18/2019] [Revised: 11/13/2019] [Accepted: 12/02/2019] [Indexed: 01/28/2023]
Abstract
BACKGROUND Osmotin-Like Proteins (OLPs) have been purified and characterized from different plant tissues, including latex fluids. Besides its defensive role, tobacco osmotin seems to induce adiponectin-like physiological effects, acting as an agonist. However, molecular information about this agonistic effect on adiponectin receptors has been poorly exploited and other osmotins have not been investigated yet. OBJECTIVE AND METHODS The present study involved the characterization of three OLPs from Plumeria rubra latex and molecular docking studies to evaluate the interaction between them and adiponectin receptors (AdipoR1 and AdipoR2). RESULTS P. rubra Osmotin-Like Proteins (PrOLPs) exhibited molecular masses from 21 to 25 kDa and isoelectric points ranging from 4.4 to 7.7. The proteins have 16 cysteine residues, which are involved in eight disulfide bonds, conserved in the same positions as other plant OLPs. The threedimensional (3D) models exhibited the three typical domains of OLPs, and molecular docking analysis showed that two PrOLP peptides interacted with two adiponectin receptors similarly to tobacco osmotin peptide. CONCLUSION As observed for tobacco osmotin, the latex osmotins of P. rubra exhibited compatible interactions with adiponectin receptors. Therefore, these plant defense proteins (without known counterparts in humans) are potential tools to study modulation of glucose metabolism in type II diabetes, where adiponectin plays a pivotal role in homeostasis.
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Affiliation(s)
- Cleverson D T de Freitas
- Departamento de Bioquimica e Biologia Molecular, Universidade Federal do Ceara, Centro de Ciencias, Bloco 907, Campus do Pici. Fortaleza, Ceara, CEP 60440-900, Brazil
| | - Beatriz C Nishi
- Departamento de Bioquimica e Biologia Molecular, Universidade Federal do Ceara, Centro de Ciencias, Bloco 907, Campus do Pici. Fortaleza, Ceara, CEP 60440-900, Brazil
| | - Camila T M do Nascimento
- Departamento de Bioquimica e Biologia Molecular, Universidade Federal do Ceara, Centro de Ciencias, Bloco 907, Campus do Pici. Fortaleza, Ceara, CEP 60440-900, Brazil
| | - Maria Z R Silva
- Departamento de Bioquimica e Biologia Molecular, Universidade Federal do Ceara, Centro de Ciencias, Bloco 907, Campus do Pici. Fortaleza, Ceara, CEP 60440-900, Brazil
| | - Eduardo H S Bezerra
- Departamento de Bioquimica e Biologia Molecular, Universidade Federal do Ceara, Centro de Ciencias, Bloco 907, Campus do Pici. Fortaleza, Ceara, CEP 60440-900, Brazil
| | - Bruno A M Rocha
- Departamento de Bioquimica e Biologia Molecular, Universidade Federal do Ceara, Centro de Ciencias, Bloco 907, Campus do Pici. Fortaleza, Ceara, CEP 60440-900, Brazil
| | - Thalles B Grangeiro
- Departamento de Biologia, Fortaleza, Universidade Federal de Ceara, Ceara, Brazil
| | - João P B de Oliveira
- Departamento de Bioquimica e Biologia Molecular, Universidade Federal do Ceara, Centro de Ciencias, Bloco 907, Campus do Pici. Fortaleza, Ceara, CEP 60440-900, Brazil
| | - Pedro F Noronha Souza
- Departamento de Bioquimica e Biologia Molecular, Universidade Federal do Ceara, Centro de Ciencias, Bloco 907, Campus do Pici. Fortaleza, Ceara, CEP 60440-900, Brazil
| | - Márcio V Ramos
- Departamento de Bioquimica e Biologia Molecular, Universidade Federal do Ceara, Centro de Ciencias, Bloco 907, Campus do Pici. Fortaleza, Ceara, CEP 60440-900, Brazil
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Farias BCS, Hissa DC, do Nascimento CTM, Oliveira SA, Zampieri D, Eberlin MN, Migueleti DLS, Martins LF, Sousa MP, Moyses DN, Melo VMM. Cyclic lipopeptide signature as fingerprinting for the screening of halotolerant Bacillus strains towards microbial enhanced oil recovery. Appl Microbiol Biotechnol 2017; 102:1179-1190. [DOI: 10.1007/s00253-017-8675-9] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/04/2017] [Revised: 11/10/2017] [Accepted: 11/24/2017] [Indexed: 10/18/2022]
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