Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	IGHG3
Human P-Site:	S370
P-Site Sequence:	HNRFTQKSLSLSPGK
UniProt:	P01860
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IGHG3	P01860	S370	HNRFTQKSLSLSPGK	100 / 9 AA	41
Phosphosite 1:	IGHG4	P01861	S320	HNHYTQKSLSLSLGK	88 / 9 AA	36
Phosphosite 2:	IGHG2	P01859	S319	HNHYTQKSLSLSPGK	88 / 9 AA	36
Phosphosite 3:	IGHG1	P01857	S323	HNHYTQKSLSLSPGK	88 / 9 AA	36
Phosphosite 4:	IGHG3	P01860	T367	EALHNRFTQKSLSLS	100 / 6 AA	41
Phosphosite 5:	IGHG3	P01860	S372	RFTQKSLSLSPGK__	100 / 7 AA	41
Phosphosite 6:	IGHG2	P01859	S321	HYTQKSLSLSPGK__	100 / 7 AA	36
Phosphosite 7:	IGHG1	P01857	S325	HYTQKSLSLSPGK__	100 / 7 AA	36
Phosphosite 8:	USP29	Q9HBJ7	S534	EQVYIPKSLSLSSYC	66 / 9 AA	104
Phosphosite 9:	IGHG4	P01861	S322	HYTQKSLSLSLGK__	100 / 7 AA	36
Phosphosite 10:	CAGE1	Q8TC20	S207	MLKFTEKSLAKSIAK	66 / 9 AA	90
Phosphosite 11:	IGHG4	P01861	T317	EALHNHYTQKSLSLS	83 / 6 AA	36
Phosphosite 12:	IGHG2	P01859	T316	EALHNHYTQKSLSLS	83 / 6 AA	36
Phosphosite 13:	IGHG1	P01857	T320	EALHNHYTQKSLSLS	83 / 6 AA	36
Phosphosite 14:	Cdc27	P30260	S141	GSECYQKSLSLNPFL	85 / 7 AA	92
Phosphosite 15:	TOB2	Q14106	S232	NSLLKHKSLSLSMHS	66 / 9 AA	37
Phosphosite 16:	Cdc27	P30260	S143	ECYQKSLSLNPFLWS	85 / 7 AA	92
Phosphosite 17:	PPFIA2	O75334	S55	TLRETQESLSLAQQR	75 / 8 AA	143
Phosphosite 18:	TOB2	Q14106	S234	LLKHKSLSLSMHSLN	85 / 7 AA	37
Phosphosite 19:	C15orf42	Q7Z2Z1	S1428	RDDQKGLSLSPQSPP	85 / 7 AA	211
Phosphosite 20:	ZNF81	P51508	T648	SDCGKGFTQKSVLSM	83 / 6 AA	76