Calcineurin Undergoes a Conformational Switch Evoked via Peptidyl-Prolyl Isomerization

A limited repertoire of PPP family of serine/threonine phosphatases with a highly conserved catalytic domain acts on thousands of protein targets to orchestrate myriad central biological roles. A major structural reorganization of human calcineurin, a ubiquitous Ser/Thr PPP regulated by calcium and...

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Veröffentlicht in:PloS one 2015-08, Vol.10 (8), p.e0134569-e0134569
Hauptverfasser: Guasch, Alicia, Aranguren-Ibáñez, Álvaro, Pérez-Luque, Rosa, Aparicio, David, Martínez-Høyer, Sergio, Mulero, M Carmen, Serrano-Candelas, Eva, Pérez-Riba, Mercè, Fita, Ignacio
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container_title PloS one
container_volume 10
creator Guasch, Alicia
Aranguren-Ibáñez, Álvaro
Pérez-Luque, Rosa
Aparicio, David
Martínez-Høyer, Sergio
Mulero, M Carmen
Serrano-Candelas, Eva
Pérez-Riba, Mercè
Fita, Ignacio
description A limited repertoire of PPP family of serine/threonine phosphatases with a highly conserved catalytic domain acts on thousands of protein targets to orchestrate myriad central biological roles. A major structural reorganization of human calcineurin, a ubiquitous Ser/Thr PPP regulated by calcium and calmodulin and targeted by immunosuppressant drugs cyclosporin A and FK506, is unveiled here. The new conformation involves trans- to cis-isomerization of proline in the SAPNY sequence, highly conserved across PPPs, and remodels the main regulatory site where NFATc transcription factors bind. Transitions between cis- and trans-conformations may involve peptidyl prolyl isomerases such as cyclophilin A and FKBP12, which are known to physically interact with and modulate calcineurin even in the absence of immunosuppressant drugs. Alternative conformations in PPPs provide a new perspective on interactions with substrates and other protein partners and may foster development of more specific inhibitors as drug candidates.
doi_str_mv 10.1371/journal.pone.0134569
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purification</subject><subject>Regulatory sequences</subject><subject>Sequence Alignment</subject><subject>Serine</subject><subject>Substrates</subject><subject>Síntesi de pèptids</subject><subject>Tacrolimus</subject><subject>Tacrolimus Binding Protein 1A - metabolism</subject><subject>Threonine</subject><subject>Transcription factors</subject><issn>1932-6203</issn><issn>1932-6203</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2015</creationdate><recordtype>article</recordtype><sourceid>EIF</sourceid><sourceid>BENPR</sourceid><sourceid>XX2</sourceid><sourceid>DOA</sourceid><recordid>eNqNk11v0zAUhiMEYmPwDxBEQkJw0eKv2MkN0lQNqDRpE2O7tRzbaV2cuLOTQvn1OG1WNWgXKIqSOM_7Hp9zfJLkNQRTiBn8tHKdb4Sdrl2jpwBiktHiSXIKC4wmFAH89Oj9JHkRwgqADOeUPk9OEEUkBwSdJnczYaVpdOdNk942SvuF0yEV6cw1lfO1aI2LUdKbX6aVy_Ri435qlW6MSK_1ujVqayfX3tmtTefB1dqbPzvFy-RZJWzQr4bnWXL75eLH7Nvk8urrfHZ-OZEMk3YCASlAqSnKCiaVzCHIASZSCYKAIgQQhjMCgRJUlozqLCd5oXAFSqAwUxnEZ8nbve_ausCHkgQOGUCgADmikZjvCeXEiq-9qYXfcicM3y04v-DCt0ZazSnRqBRQUSQKoqjKM1VWgElEaQlLRaLX5yFaV9ZaSd20XtiR6fhPY5Z84TacZIgx3G8X7g1k6CT3WmovRbsTHj76GwGGeCxKXqCo-TAE9e6-06HltQlSWysa7bp9rjQrCO1zffcP-nhFBmohYtImtjnuVfam_JxgxGIPIIvU9BEqXkrXRsYzV5m4PhJ8HAki0-rf7UJ0IfD5zff_Z6_uxuz7I3aphW2XwdmuP2ZhDJKhuN6F4HV1aAwEvB-Zh2rwfmT4MDJR9ua4qQfRw4zgvzT9D88</recordid><startdate>20150806</startdate><enddate>20150806</enddate><creator>Guasch, Alicia</creator><creator>Aranguren-Ibáñez, Álvaro</creator><creator>Pérez-Luque, Rosa</creator><creator>Aparicio, David</creator><creator>Martínez-Høyer, Sergio</creator><creator>Mulero, M Carmen</creator><creator>Serrano-Candelas, Eva</creator><creator>Pérez-Riba, Mercè</creator><creator>Fita, Ignacio</creator><general>Public Library of Science</general><general>Public Library of Science (PLoS)</general><scope>CGR</scope><scope>CUY</scope><scope>CVF</scope><scope>ECM</scope><scope>EIF</scope><scope>NPM</scope><scope>AAYXX</scope><scope>CITATION</scope><scope>IOV</scope><scope>ISR</scope><scope>3V.</scope><scope>7QG</scope><scope>7QL</scope><scope>7QO</scope><scope>7RV</scope><scope>7SN</scope><scope>7SS</scope><scope>7T5</scope><scope>7TG</scope><scope>7TM</scope><scope>7U9</scope><scope>7X2</scope><scope>7X7</scope><scope>7XB</scope><scope>88E</scope><scope>8AO</scope><scope>8C1</scope><scope>8FD</scope><scope>8FE</scope><scope>8FG</scope><scope>8FH</scope><scope>8FI</scope><scope>8FJ</scope><scope>8FK</scope><scope>ABJCF</scope><scope>ABUWG</scope><scope>AEUYN</scope><scope>AFKRA</scope><scope>ARAPS</scope><scope>ATCPS</scope><scope>AZQEC</scope><scope>BBNVY</scope><scope>BENPR</scope><scope>BGLVJ</scope><scope>BHPHI</scope><scope>C1K</scope><scope>CCPQU</scope><scope>D1I</scope><scope>DWQXO</scope><scope>FR3</scope><scope>FYUFA</scope><scope>GHDGH</scope><scope>GNUQQ</scope><scope>H94</scope><scope>HCIFZ</scope><scope>K9.</scope><scope>KB.</scope><scope>KB0</scope><scope>KL.</scope><scope>L6V</scope><scope>LK8</scope><scope>M0K</scope><scope>M0S</scope><scope>M1P</scope><scope>M7N</scope><scope>M7P</scope><scope>M7S</scope><scope>NAPCQ</scope><scope>P5Z</scope><scope>P62</scope><scope>P64</scope><scope>PATMY</scope><scope>PDBOC</scope><scope>PIMPY</scope><scope>PQEST</scope><scope>PQQKQ</scope><scope>PQUKI</scope><scope>PRINS</scope><scope>PTHSS</scope><scope>PYCSY</scope><scope>RC3</scope><scope>7X8</scope><scope>XX2</scope><scope>5PM</scope><scope>DOA</scope></search><sort><creationdate>20150806</creationdate><title>Calcineurin Undergoes a Conformational Switch Evoked via Peptidyl-Prolyl Isomerization</title><author>Guasch, Alicia ; 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subjects Amino Acid Sequence
Binding Sites
Biochemistry
Calcineurin
Calcineurin - chemistry
Calcineurin - genetics
Calcineurin - metabolism
Calcium
Calcium-binding protein
Calmodulin
Catalysis
Catalytic Domain
Chemical properties
Conserved sequence
Crystallography, X-Ray
Cyclophilin A - metabolism
Cyclosporin A
Cyclosporine - chemistry
Cyclosporine - metabolism
Drug development
Drug interactions
Drugs
Esterases
Estructura cristal·lina (Sòlids)
Gene expression
HEK293 Cells
Humans
Interaccions dels medicaments
Isomerism
Isomerització
Isomerization
Kinases
Laboratories
Layer structure (Solids)
Molecular Dynamics Simulation
Molecular Sequence Data
NFATC Transcription Factors - chemistry
NFATC Transcription Factors - metabolism
Peptide synthesis
Peptides
Phosphatase
Phosphorylation
Physiological aspects
Proline
Protection and preservation
Protein Binding
Protein Isoforms - chemistry
Protein Isoforms - genetics
Protein Isoforms - metabolism
Proteins
Recombinant Proteins - biosynthesis
Recombinant Proteins - chemistry
Recombinant Proteins - isolation & purification
Regulatory sequences
Sequence Alignment
Serine
Substrates
Síntesi de pèptids
Tacrolimus
Tacrolimus Binding Protein 1A - metabolism
Threonine
Transcription factors
title Calcineurin Undergoes a Conformational Switch Evoked via Peptidyl-Prolyl Isomerization
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