Identification of the dehydrin gene family from grapevine species and analysis of their responsiveness to various forms of abiotic and biotic stress

Table 1 Characteristics of DHN proteins in V. yeshanensis and V. vinifera

Name	Type	No. of Residues	MW (kDa)	pI	GRAVY	PKC No	CK2 No	SnRK2 No	Expression
VyDHN1	Y₂SK₂	130	13.9	9.36	−1.425	2	1	1	Stress + Seed
VvDHN1	Y₂SK₂	130	13.9	9.27	−1.459	2	1	1	Stress + Seed
VyDHN2	SK₂	205	23.4	5.21	−1.527	1	6	1	Constitutive + Stress + Seed
VvDHN2	SK₂	206	23.5	5.20	−1.514	1	6	1	Constitutive + Stress + Seed
VyDHN3	SK₃	166	18.8	5.81	−1.736	3	6	0	Seed (weak)
VvDHN3	SK₃	166	18.9	5.92	−1.739	3	6	0	Seed (weak)
VyDHN4	Y₃SK₂	191	20.1	6.35	−0.959	10	1	0	Seed
VvDHN4	Y₃SK₂	191	20.1	6.26	−1.030	10	1	0

MW (molecular weight), pI (isoelectric point) and GRAVY (grand average of hydropathy) were predicted based on amino acid composition. PKC, CK2 and SnRK2 refer to specific phosphorylation sites. Expression information is based on the RT-PCR experiments described in Figures 4 through 7.

ISSN: 1471-2229