TABLE 1.

Proteins that are less phosphorylated in MK2/3-double deficient MEFs are evaluated by two-dimensional PAGE and identified by electrospray ionization-tandem MS

Protein ID	Protein name	Molecular massa	pIb	Sequence coveragec	Mascot scored
		kDa		%
AAI06155	Keratin 8 (Mus musculus)	54.51	5.7	35	1,111
AAA18336	Heat shock protein HSPB1 (Mus musculus)	21.96	6.45	10	91
NP_663367	Bcl2-associated athanogene 2 (Mus musculus)	23.45	6.01	12	157

^a Molecular mass of predicted proteins.

^b pI value of predicted proteins.

^c Percentage of predicted protein sequence covered by matched peptides.

^d Probability-based MOWSE score.