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:	Y208
P-Site Sequence:	TFTCTAAYPESKTPL
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	Y208	TFTCTAAYPESKTPL	100 / 9 AA	38
Phosphosite 1:	Smad8	O15198	Y206	QSPCTASYPHSPGSP	75 / 8 AA	52
Phosphosite 2:	Smad8	O15198	S205	SQSPCTASYPHSPGS	75 / 8 AA	52
Phosphosite 3:	SNX31	Q8N9S9	Y281	LDPCTCDYPESGSGA	75 / 8 AA	51
Phosphosite 4:	NKX2-5	P52952	Y274	GYSCTAAYPAGPSPA	75 / 8 AA	35
Phosphosite 5:	FAM83H	Q6ZRV2	Y875	KGSPTSAYPERKGSP	75 / 8 AA	127
Phosphosite 6:	JMJD1A	Q9Y4C1	T308	LLGCTAATPPSKDPR	77 / 9 AA	147
Phosphosite 7:	IGHA1	P01876	S211	CTAAYPESKTPLTAT	100 / 6 AA	38
Phosphosite 8:	SART3	Q15020	Y541	AVQCTSDYPEHVCEV	71 / 7 AA	110
Phosphosite 9:	ZNF326	Q5BKZ1	Y180	RGRGTPAYPESTFGS	85 / 7 AA	66
Phosphosite 10:	CEP57	Q86XR8	Y61	PSKPTLAYPESNSRA	75 / 8 AA	57
Phosphosite 11:	Ets-1	P14921	Y149	VNGVNPAYPESRYTS	55 / 9 AA	50
Phosphosite 12:	FAM83H	Q6ZRV2	Y908	KGSPTSAYPERRGSP	62 / 8 AA	127
Phosphosite 13:	NANS	Q9NR45	Y188	FLQCTSAYPLQPEDV	83 / 6 AA	40
Phosphosite 14:	Smad8	O15198	T203	AFSQSPCTASYPHSP	83 / 6 AA	52
Phosphosite 15:	WNK1	Q9H4A3	Y26	PCGGTPTYPESQIFF	62 / 8 AA	251
Phosphosite 16:	Ets-1	P14921	S152	VNPAYPESRYTSDYF	83 / 6 AA	50
Phosphosite 17:	MAML1	Q92585	Y961	GLHCTQAYPVRTAGQ	83 / 6 AA	108
Phosphosite 18:	SPTBN4	Q9H254	Y197	CQMKTAGYPEVNIQN	83 / 6 AA	289
Phosphosite 19:	C17orf47	Q8NEP4	Y302	SLHKYSAYPETKPSA	71 / 7 AA	63
Phosphosite 20:	GBP4	Q96PP9	Y15	AAVPTPGYPESESIM	71 / 7 AA	73