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:	PLXNB1
Human P-Site:	S1220
P-Site Sequence:	EQLRCETSPRPTPAT
UniProt:	O43157
Intern. Prot. ID:	IPI00006644

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PLXNB1	O43157	S1220	EQLRCETSPRPTPAT	100 / 9 AA	232
Phosphosite 1:	PPFIA2	O75334	S774	ATIKCETSPPPTPRA	77 / 9 AA	143
Phosphosite 2:	PPFIA2	O75334	T773	KATIKCETSPPPTPR	75 / 8 AA	143
Phosphosite 3:	ANKRD47	Q6NY19	S549	AQGRCELSPRLREAC	85 / 7 AA	88
Phosphosite 4:	C6orf150	Q8N884	T130	QRGARCSTKPRPPPG	75 / 8 AA	59
Phosphosite 5:	C20orf177	Q9NTX9	S267	SHYAFETSPRPIDVL	85 / 7 AA	42
Phosphosite 6:	SAMHD1	Q9Y3Z3	S18	KRPRCDDSPRTPSNT	71 / 7 AA	72
Phosphosite 7:	PPFIA1	Q13136	T740	KTTIKCETSPPSSPR	83 / 6 AA	136
Phosphosite 8:	liprin alpha 4	O75335	T215	KATIKCETSPPSSPR	83 / 6 AA	78
Phosphosite 9:	A530057A03Rik	Q6NUI2	T11	MLEGRCQTQPRSSPS	71 / 7 AA	88
Phosphosite 10:	PPFIA1	Q13136	S741	TTIKCETSPPSSPRA	83 / 6 AA	136
Phosphosite 11:	liprin alpha 4	O75335	S216	ATIKCETSPPSSPRT	83 / 6 AA	78
Phosphosite 12:	C4BPA	P04003	Y313	PHASWETYPRPTKED	85 / 7 AA	67
Phosphosite 13:	C9	P02748	S136	SDEDDCESEPRPPCR	71 / 7 AA	63
Phosphosite 14:	LTBP4	Q8N2S1	S981	GSQRCENSPGSYRCV	83 / 6 AA	173
Phosphosite 15:	LTBP4	Q8N2S1	S606	APGRCENSPGSFRCV	83 / 6 AA	173
Phosphosite 16:	ZFC3H1	O60293	S128	SSSLSESSPRPSFWE	62 / 8 AA	226
Phosphosite 17:	SLC19A1	P41440	S223	DRGRCETSASELERM	83 / 6 AA	65
Phosphosite 18:	SLC19A1	P41440	T222	DDRGRCETSASELER	83 / 6 AA	65
Phosphosite 19:	F10	P00742	S93	DGDQCETSPCQNQGK	83 / 6 AA	55
Phosphosite 20:	PIK3R5	Q8WYR1	S836	SVVRCEVSPCYKPEK	83 / 6 AA	97