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:	IGHG1
Human P-Site:	Y319
P-Site Sequence:	HEALHNHYTQKSLSL
UniProt:	P01857
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IGHG1	P01857	Y319	HEALHNHYTQKSLSL	100 / 9 AA	36
Phosphosite 1:	IGHG4	P01861	Y316	HEALHNHYTQKSLSL	100 / 9 AA	36
Phosphosite 2:	IGHG2	P01859	Y315	HEALHNHYTQKSLSL	100 / 9 AA	36
Phosphosite 3:	IGHG4	P01861	T317	EALHNHYTQKSLSLS	100 / 8 AA	36
Phosphosite 4:	IGHG2	P01859	T316	EALHNHYTQKSLSLS	100 / 8 AA	36
Phosphosite 5:	IGHG1	P01857	T320	EALHNHYTQKSLSLS	100 / 8 AA	36
Phosphosite 6:	FUT8	Q9BYC5	Y442	SAGLHNRYTENSLRG	66 / 9 AA	67
Phosphosite 7:	IGHG3	P01860	T367	EALHNRFTQKSLSLS	75 / 8 AA	41
Phosphosite 8:	FUT8	Q9BYC5	T443	AGLHNRYTENSLRGV	62 / 8 AA	67
Phosphosite 9:	APC2	O95996	Y1287	ALALHEHYVQQDVEL	62 / 8 AA	244
Phosphosite 10:	POFUT2	Q9Y2G5	Y228	ENLLHDHYGGKEYWD	62 / 8 AA	50
Phosphosite 11:	RYR2	Q92736	Y4056	AMESHKHYTQSETEF	83 / 6 AA	565
Phosphosite 12:	ARHGEF12	Q9NZN5	Y464	PEDLHRHYIQTMQER	71 / 7 AA	173
Phosphosite 13:	ZMYM4	Q5VZL5	Y1112	WEEELNHYALKSNAV	71 / 7 AA	173
Phosphosite 14:	KIAA1383	Q9P2G4	Y740	ENPKHSQYTSKSSDT	62 / 8 AA	100
Phosphosite 15:	KCNK5	O95279	Y38	WKEAKKNYYTQKLHL	83 / 6 AA	55
Phosphosite 16:	DEF	Q68CQ4	S648	ICEYTQKSGVSRARH	100 / 5 AA	87
Phosphosite 17:	DEF	Q68CQ4	Y644	NFTHICEYTQKSGVS	100 / 5 AA	87
Phosphosite 18:	IGHG4	P01861	S320	HNHYTQKSLSLSLGK	100 / 5 AA	36
Phosphosite 19:	IGHG2	P01859	S319	HNHYTQKSLSLSPGK	100 / 5 AA	36
Phosphosite 20:	IGHG1	P01857	S323	HNHYTQKSLSLSPGK	100 / 5 AA	36