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:	S165
P-Site Sequence:	VTFTWTPSSGKSAVQ
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	S165	VTFTWTPSSGKSAVQ	100 / 9 AA	38
Phosphosite 1:	IGHA2	P01877	S152	ATFTWTPSSGKSAVQ	100 / 9 AA	37
Phosphosite 2:	IGHA2	P01877	S153	TFTWTPSSGKSAVQG	100 / 8 AA	37
Phosphosite 3:	IGHA1	P01876	S166	TFTWTPSSGKSAVQG	100 / 8 AA	38
Phosphosite 4:	IGHA2	P01877	T150	SGATFTWTPSSGKSA	100 / 7 AA	37
Phosphosite 5:	IGHA1	P01876	T163	SGVTFTWTPSSGKSA	100 / 7 AA	38
Phosphosite 6:	STRN	O43815	S404	EALTFPPSSGKSFIM	77 / 9 AA	86
Phosphosite 7:	DLAT	P10515	T62	VRALCGWTPSSGATP	100 / 6 AA	69
Phosphosite 8:	DLAT	P10515	S64	ALCGWTPSSGATPRN	100 / 6 AA	69
Phosphosite 9:	DLAT	P10515	S65	LCGWTPSSGATPRNR	100 / 6 AA	69
Phosphosite 10:	ECT2L	Q008S8	S15	FSAWTPFSNKSLNRQ	75 / 8 AA	105
Phosphosite 11:	UBR4	Q5T4S7	S1733	ALVKRTPSSGMSSTM	75 / 8 AA	574
Phosphosite 12:	UBR4	Q5T4S7	S1734	LVKRTPSSGMSSTMK	75 / 8 AA	574
Phosphosite 13:	TNR	Q92752	S723	YRITFTPSSGIASEV	85 / 7 AA	150
Phosphosite 14:	COL6A2	P12110	S705	AGGTWTPSALKFAYD	75 / 8 AA	109
Phosphosite 15:	TNR	Q92752	T721	DHYRITFTPSSGIAS	85 / 7 AA	150
Phosphosite 16:	SKT	Q5T5P2	S1808	KIPALSPSSGKSSSL	66 / 9 AA	214
Phosphosite 17:	GBAS	O75323	S36	RLRTWTSSSNRSRED	66 / 9 AA	34
Phosphosite 18:	NLE1	Q9NVX2	T187	ILLWDPSTGKQVGRT	71 / 7 AA	53
Phosphosite 19:	NLE1	Q9NVX2	S186	QILLWDPSTGKQVGR	71 / 7 AA	53
Phosphosite 20:	STRN	O43815	S405	ALTFPPSSGKSFIMG	75 / 8 AA	86