Table 2.

Peptide identification from IMAC samples.

Batch Number	Total Peptide	Phospho-peptide	% of Enrichment (Peptide level)	Total PSM	Phospho-PSM	% of Enrichment (PSM level)
1	34,056	28,370	83.30%	113,894	102,905	90.35%
2	53,349	36,986	69.33%	157,279	118,150	75.12%
3	50,922	40,233	79.01%	163,477	142,074	86.91%
Total	72,138	51,736	71.72%	434,650	363,129	83.55%