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Table 2. Technology Development Roadmap for Complex Isolation (acronyms)

Technology Objectives

Research, Design, and Development

Demonstration:
Pilots and Modular Deployment

Integration and Production Deployment

Facility Outputs

Develop high-throughput technologies for molecular machine isolation for full population of biomolecular complexes

Soluble stable complexes

Membrane-associated complexes

Transient complexes

Define needs:

  • Evaluation of commercial laboratory and LIMS resources, if available
  • Protocol refinement, automation
  • QA/QC
  • Multistage isolation schemes using affinity reagents to minimize background interferences
  • Microfluidic-based affinity reagent isolations to minimize sample size requirements
  • Stabilization and cross-linking of less-stable and transient complexes
  • In vivo validation approaches

Develop:

  • Continuous, automated processing
  • Multiplexed pulldowns
  • Novel affinity reagents and isolation schemes

Develop:

  • Solubilization of membrane-associated complexes
  • Stabilization of complexes

Develop stabilization and cross-linking

Pilot-scale isolation method:

  • Scaleup from 100 assays per week to thousands per week
  • Automated, continuous processing
  • Assessment of bottlenecks, costs
  • QA/QC
  • Evaluation and incorporation of new technologies
  • Methods for rapid elucidation of protein complex network linkage maps

Establishment of multiple parallel pipelines

Evaluation and incorporation of new technologies

Complexes isolated to permit identification, imaging, and biophysical characterization

Protocols

Methods

Databases and query tools

To develop and incorporate the necessary technologies and methods into a high-throughput production environment, a phased process will be followed as described in this roadmap. The process includes research, design, and development; modular and pilot-scale deployment; and final integration and scaleup into operational procedures.