The Protein Sequencing Company™

Powering the Proteomic Era

QSI brings the groundbreaking power of single-molecule proteomics with the first-to-market Next-Generation Protein Sequencer™ to every lab, everywhere.

Detecting single amino acids through binding kinetics, the innovative Platinum® benchtop sequencer is highly sensitive to protein variants, enabling deep interrogation of proteins to deliver breakthrough insights.

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All in a complete, yet compact system, with everything you need to prepare, sequence, and analyze proteins, QSI has truly redefined access to deeper proteomic insights.

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More Firsts from the Protein Sequencing Company™

New Platinum® system enhancements include:

  • Increased proteome coverage with an additional amino acid recognizer
  • Confidently identify proteins with advanced analytical and inference tools
  • Enhanced flexibility with various sample inputs
  • Approximately a 3-fold reduction in Cost per Amino Acid

With its simple, easy-to-use workflow, you have the power at your fingertips to easily confirm you have expressed your protein of interest based on amino acid sequence data.

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Sequence the Quantum-Si Way

Discover the power of using Kinetic Signatures to sequence proteins and detect changes in the proteome.

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Unleash the Power of Proteomics

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Highlights & Applications

Learn more about how QSI is transforming proteomics research for everyone.

Talk to our Team of Experts