Aldo Ivan Salazar Morales
Postdoctoral AssociateAbout
Research
Publications
2025
A widespread and ancient bacterial machinery assembles cytochrome OmcS nanowires essential for extracellular electron transfer
Shen C, Salazar-Morales A, Jung W, Erwin J, Gu Y, Coelho A, Gupta K, Yalcin S, Samatey F, Malvankar N. A widespread and ancient bacterial machinery assembles cytochrome OmcS nanowires essential for extracellular electron transfer. Cell Chemical Biology 2025, 32: 239-254.e7. PMID: 39818215, PMCID: PMC11845295, DOI: 10.1016/j.chembiol.2024.12.013.Peer-Reviewed Original ResearchConceptsextracellular electron transferphylogenetically diverse speciesATP-dependent mannermicrobial extracellular electron transferbacterial machinerydiverse prokaryotesdiverse speciesbiotechnological applicationsGeobacter sulfurreducenscell growthsurface-displayedmorphology maintenancebiophysical methodsmulti-heme cytochromescytochromeelectron transferOsCHSprokaryotesphylogeneticallysulfurreducensGeobacteroverexpressionspeciesmachinery
2022
Protein nanowires with tunable functionality and programmable self-assembly using sequence-controlled synthesis
Shapiro DM, Mandava G, Yalcin SE, Arranz-Gibert P, Dahl PJ, Shipps C, Gu Y, Srikanth V, Salazar-Morales AI, O’Brien J, Vanderschuren K, Vu D, Batista VS, Malvankar NS, Isaacs FJ. Protein nanowires with tunable functionality and programmable self-assembly using sequence-controlled synthesis. Nature Communications 2022, 13: 829. PMID: 35149672, PMCID: PMC8837800, DOI: 10.1038/s41467-022-28206-x.Peer-Reviewed Original ResearchConceptsprotein nanowireselectronic functionalitychemical-based synthesisconductive protein nanowiressequence-controlled synthesishigh electronic conductivitygold nanoparticlessite-specific conjugationsynthetic chemistrytunable functionalityelectronic conductivitytunable propertiesattractive biomaterialnonstandard amino acidssynthetic biologynanowiresbiomaterialsprotein materialsynthesisatomic structuremost biomaterialsincorporation of tryptophanfunctionalityconductivitynanoparticles
2021
Structure of Geobacter pili reveals secretory rather than nanowire behaviour
Gu Y, Srikanth V, Salazar-Morales AI, Jain R, O’Brien J, Yi SM, Soni RK, Samatey FA, Yalcin SE, Malvankar NS. Structure of Geobacter pili reveals secretory rather than nanowire behaviour. Nature 2021, 597: 430-434. PMID: 34471289, PMCID: PMC9127704, DOI: 10.1038/s41586-021-03857-w.Peer-Reviewed Original ResearchConceptsextracellular electron transfertype 4 pilielectron transferprotein nanowirescryo-electron microscopynanowiresnanowire behaviorGeobacter piliC-terminal residuestranslocation machineryassembly architectureloss of secretionmajor phylaGeobacter speciesprevious structural analysissurface appendagesGeobacter sulfurreducensaromatic side chainspiliPilAπ stackingwidespread effectsbioelectronicsmicroorganismsfilaments