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:	IGHA1
Human P-Site:	S68
P-Site Sequence:	GDLYTTSSQLTLPAT
UniProt:	P01876
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IGHA1	P01876	S68	GDLYTTSSQLTLPAT	100 / 9 AA	38
Phosphosite 1:	IGHA2	P01877	S68	GDLYTTSSQLTLPAT	100 / 9 AA	37
Phosphosite 2:	IGHA2	P01877	S67	SGDLYTTSSQLTLPA	100 / 8 AA	37
Phosphosite 3:	IGHA1	P01876	S67	SGDLYTTSSQLTLPA	100 / 8 AA	38
Phosphosite 4:	RORC	P51449	S222	ESFYSTGSQLTPDRC	75 / 8 AA	58
Phosphosite 5:	ZNF420	Q8TAQ5	S264	GKAFTQNSQLTLHQR	66 / 9 AA	80
Phosphosite 6:	ILDR1	Q86SU0	T49	ILKCDYTTSAQLQDV	85 / 7 AA	63
Phosphosite 7:	ZNF251	Q9BRH9	S431	GKAFSQSSQLTLHQR	66 / 9 AA	71
Phosphosite 8:	ZNF420	Q8TAQ5	S208	GKAFTQSSQLILHHR	66 / 9 AA	80
Phosphosite 9:	ZNF669	Q96BR6	S431	GKAYTRSSHLTRHER	75 / 8 AA	53
Phosphosite 10:	IGHD	P01880	S67	RDSYYMTSSQLSTPL	75 / 8 AA	42
Phosphosite 11:	ZNF266	Q14584	S309	GIAFTRSSQLTEHLK	75 / 8 AA	62
Phosphosite 12:	IGHD	P01880	S68	DSYYMTSSQLSTPLQ	75 / 8 AA	42
Phosphosite 13:	IGHA2	P01877	T65	DASGDLYTTSSQLTL	100 / 6 AA	37
Phosphosite 14:	IGHA1	P01876	T65	DASGDLYTTSSQLTL	100 / 6 AA	38
Phosphosite 15:	IGHD	P01880	T66	RRDSYYMTSSQLSTP	85 / 7 AA	42
Phosphosite 16:	RPP30	P78346	S172	MRRYTISSALNLMQI	66 / 9 AA	29
Phosphosite 17:	ZNF121	P58317	S325	GKAFATSSQLIEHIR	62 / 8 AA	45
Phosphosite 18:	ZNF624	Q9P2J8	S681	EKAFTNTSQLTVHQR	55 / 9 AA	100
Phosphosite 19:	SGEF	Q96DR7	S638	EMMYTINSQLEFKIK	71 / 7 AA	97
Phosphosite 20:	FRMD4A	Q9P2Q2	S963	GSQYSTSSQSTFVAH	66 / 9 AA	115