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:	SPANXN4
Human P-Site:	S89
P-Site Sequence:	EKGDLDISAGSPQDG
UniProt:	Q5MJ08
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SPANXN4	Q5MJ08	S89	EKGDLDISAGSPQDG	100 / 9 AA	11
Phosphosite 1:	C4B	P0C0L5	S449	SELQLSVSAGSPHPA	66 / 9 AA	193
Phosphosite 2:	C4A	P0C0L4	S449	SELQLSVSAGSPHPA	66 / 9 AA	193
Phosphosite 3:	EPX	P11678	S238	IDHDLDFSPESPARV	66 / 9 AA	81
Phosphosite 4:	PI4KA	P42356	T1383	TRSNLDITVGSRQQA	55 / 9 AA	231
Phosphosite 5:	UNC119B	A6NIH7	S135	GGGDVDISAGRFVRY	75 / 8 AA	28
Phosphosite 6:	PCSK4	Q6UW60	S509	RRGDLEISLTSPMGT	66 / 9 AA	83
Phosphosite 7:	TAF1L	Q8IZX4	T1697	LSVLDISTATPEKQM	62 / 8 AA	207
Phosphosite 8:	COPA	P53621	S895	LPPELDISPGAAGGA	55 / 9 AA	138
Phosphosite 9:	piccolo	Q9Y6V0	S2333	RSSSLDISAQPPPPP	75 / 8 AA	567
Phosphosite 10:	SPANXN4	Q5MJ08	S92	DLDISAGSPQDGGQN	100 / 6 AA	11
Phosphosite 11:	GPR112	Q8IZF6	S950	SETSEGISAGSPTSG	85 / 7 AA	301
Phosphosite 12:	TIMM44	O43615	S444	AWRLLDISASSTEQI	85 / 7 AA	513
Phosphosite 13:	PIP5K1A	Q99755	S523	TPPLEEISEGSPIPD	71 / 7 AA	63
Phosphosite 14:	GPR112	Q8IZF6	S953	SEGISAGSPTSGSTH	100 / 6 AA	301
Phosphosite 15:	PIPSL	A2A3N6	S470	TPPLEEISEGSPTPD	71 / 7 AA	95
Phosphosite 16:	CUL5	Q93034	S467	RRLILDISADSEIEE	85 / 7 AA	91
Phosphosite 17:	C15orf53	Q8NAA6	S13	AQEDLGISLSSPRRN	66 / 9 AA	20
Phosphosite 18:	DNAH5	Q8TE73	S4177	QDLLDVSSGSQWKPM	62 / 8 AA	529
Phosphosite 19:	PINK1	Q9BXM7	S225	IKMMWNISAGSSSEA	62 / 8 AA	63
Phosphosite 20:	PLCL1	Q15111	S447	RSVELDVSDGSDNEP	62 / 8 AA	123