Table 1.

A presentation of GEPBP (Haider et al. 2004, modified)

Class	Description	Structure	Physicochemical properties	References
ELP	Polymers containing repeats of the elastin sequence	[VPGXG]n, (X = every amino acid, with the exception of proline)	Chains changing their structure in response to changes in ambient temperature	Gagner et al. (2014)
SELP	Block copolymers made of silk and elastin subunits	[(GAGAGS)m(GVGXP)n]o (X = every amino acid, with the exception of proline)	Possibility of creating cross-linked hydrogels	Gustafson and Ghandehari (2010)
Poly [(AG)3PEG]	Polymers made of repeats of nonapeptides (AG)3PEG	[(AG)mPEG]n	Amorphous water-soluble crystals	Ramirez et al. (2013)
Poly (CS5ELP)	Elastin-like blocks separated by sequences of fibronectin	[(GEEIQIGHIPREDVDYHLYP)(GVGXP)m]n (X = every amino acid, with the exception of proline)	Conformational changes in response to changes in ambient temperature	Panitch et al. (1999)
Poly ‘‘EAK’’	Polymer repeats of EAK amino acids	[AEAEAKAK]n	Amyloid-like, highly stable β-sheet fibrils	Saiani et al. 2009