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:	RapGEF1
Human P-Site:	S222
P-Site Sequence:	PTSPVKPSSPASKPD
UniProt:	Q13905
Intern. Prot. ID:	IPI00332841

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	RapGEF1	Q13905	S222	PTSPVKPSSPASKPD	100 / 9 AA	121
Phosphosite 1:	RapGEF1	Q13905	S223	TSPVKPSSPASKPDG	100 / 8 AA	121
Phosphosite 2:	LECT1	O75829	S34	ATLTVKPSSPARLLK	100 / 7 AA	37
Phosphosite 3:	PCDHGC4	Q9Y5F7	S803	AGEPVRPSCPPSDLL	66 / 9 AA	101
Phosphosite 4:	CDK12	Q9NYV4	S1082	STEPVKNSSPAPPQP	87 / 8 AA	164
Phosphosite 5:	CBX4	O00257	T497	SLQVKPETPASAAVA	75 / 8 AA	61
Phosphosite 6:	RELL1	Q8IUW5	S153	PESPVTPSTPGSPPV	66 / 9 AA	29
Phosphosite 7:	ADM2	Q7Z4H4	S142	DSAPVDPSSPHSYG_	77 / 9 AA	16
Phosphosite 8:	AFF4	Q9UHB7	S679	NRTPVKPSSVEEEDS	100 / 6 AA	127
Phosphosite 9:	Tyk2	P29597	S884	VLTVNPDSPASDPTV	75 / 8 AA	134
Phosphosite 10:	CEP164	Q9UPV0	S285	PPTPCKPSSPGADSS	75 / 8 AA	164
Phosphosite 11:	RAD52	P43351	S346	GDGVVKPSSRADPAQ	85 / 7 AA	46
Phosphosite 12:	PR (Progesterone)	P06401	S213	SGAPVKPSPQAAAVE	66 / 9 AA	99
Phosphosite 13:	RAD52	P43351	S347	DGVVKPSSRADPAQT	85 / 7 AA	46
Phosphosite 14:	C21orf13	O95447	S660	VNSIKPSSPTEGKRK	71 / 7 AA	77
Phosphosite 15:	EHMT2	Q96KQ7	S65	SLEPAGPSSPASVTV	77 / 9 AA	132
Phosphosite 16:	KIF1C	O43896	S414	PPAPVSPSSPTTHNG	66 / 9 AA	123
Phosphosite 17:	C21orf13	O95447	S659	VVNSIKPSSPTEGKR	71 / 7 AA	77
Phosphosite 18:	FAM110B	Q8TC76	S16	GSMVKPVSPAGTFTS	75 / 8 AA	41
Phosphosite 19:	sciellin	O95171	S195	PPIPPKPSSPVSSPN	77 / 9 AA	78
Phosphosite 20:	CBX6	O95503	S102	VHFSVKPSASASSPK	75 / 8 AA	44