Seevix Material Sciences Ltd.

Shmulik Ittah

Meni Shimel

Ella Sklan

Dganit Stern

Uri Gat

Composites based on a polymer and a mixture of proteins derived from a MaSp (major ampullate spidroin) protein are provides. Further, methods for preparation of same, and method of use of the composites are provided.

Composite materials comprising synthetic dragline spider silk

Compositions comprising a mixture of proteins derived from MaSP, nucleic acids encoding same and method for the preparation of synthetic dragline spider silk are provided. The compositions of the invention comprise a mixture of proteins of differing molecular weight, wherein each protein of said mixture comprises, independently, multiple repeats of a repetitive region of a MaSP (major ampullate spidroin) protein or a functional homolog, variant, derivative or fragment thereof.

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Mevaseret Zion, Israel

Shmulik Ittah