CoV-2 Variants - Spike Protein Overlapping Peptide Libraries Economical and customizable to fit your research needs! Spike protein wild type [2019-nCoV/orf2/USA-WA1/2020] and 7 major variants of concern or interest: VOC: Alpha [UK] B.1.1.7 Beta [SA] B.1.351/501Y.V2 Delta [India] B.1.617.2 Gamma [BR] P.1/B.1.1.28 VOI: Epsilon [CA] B.1.429/CAL.20C Iota [NY] B.1.526 Kappa [India] B.1.617.1 Mu [Columbia] B.1.621 16mers, 11 amino acid overlap  253 peptides  ISO 9001:2015 Certified Peptide Facility in Massachusetts All peptides capped after each coupling step to eliminate deletion peptides  Microgram to mg quantities Shipped in PP 2D bar coded tubes, 96 tubes/rack  Custom pooling configurations to fit your requirements Variant peptides can be ordered individually or as a complete library Please contact us with any questions, custom pooling, or other peptide requests