Table 1. Summary of phosphoproteome changes in the number of phosphorylation sites and proteins.

	No. of sites	%	No. of proteins	No. of peptides		No. of sites	%	No. of proteins	No. of peptides
Ratio: B/A<0.5					Ratio: B/A>2
pS	460	86.96	327		pS	536	84.68	361
pT	67	12.67	62		pT	80	12.64	68
pY	2	0.38	2		pY	17	2.69	15
Total	529		349	553	Total	633		376	672
Ratio: C/B<0.5					Ratio: C/B>2
pS	89	92.71	67		pS	201	92.63	154
pT	5	5.21	5		pT	16	7.37	15
pY	2	2.08	2		pY	0	0.00	0
Total	96		70	101	Total	217		162	225

Mouse splenic B cells were treated with either anti-IgM (condition B) or TG before the anti-IgM treatment (condition C); untreated B cells were used as the control (condition A).