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:	RSPO1
Human P-Site:	S144
P-Site Sequence:	NGTMECSSPAQCEMS
UniProt:	Q2MKA7
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	RSPO1	Q2MKA7	S144	NGTMECSSPAQCEMS	100 / 9 AA	29
Phosphosite 1:	MED12L	Q86YW9	S923	VNPSECSSPERCILA	75 / 8 AA	240
Phosphosite 2:	IL27RA	Q6UWB1	S600	PPPVMESSQPAQATA	75 / 8 AA	69
Phosphosite 3:	Putative uncharacterized zinc finger protein 814 (Putative zinc finger protein LOC730051)	B7Z6K7	S205	NSKTECVSPIQCGGA	75 / 8 AA
Phosphosite 4:	OTUD4	Q01804	S557	SKKLECPSPAEQKPA	62 / 8 AA	124
Phosphosite 5:	MTMR2	Q13614	S631	SSSERASSPAQCVTP	100 / 6 AA	73
Phosphosite 6:	TTMA	A6NKL6	S352	AAASSCSSPAPCSPP	85 / 7 AA	64
Phosphosite 7:	BARD1	Q99728	S364	IPLPECSSPPSCKRK	75 / 8 AA	87
Phosphosite 8:	ATAD2	Q6PL18	T1158	STPVACSTPAQLKRK	62 / 8 AA	159
Phosphosite 9:	BMPER	Q8N8U9	S395	YVLTKDCSSPASPFQ	71 / 7 AA	76
Phosphosite 10:	C9orf79	Q6ZUB1	S538	VPSLGCSSPPQIRGC	62 / 8 AA	157
Phosphosite 11:	ATAD2	Q6PL18	S1157	PSTPVACSTPAQLKR	62 / 8 AA	159
Phosphosite 12:	BMPER	Q8N8U9	S396	VLTKDCSSPASPFQV	71 / 7 AA	76
Phosphosite 13:	C9orf79	Q6ZUB1	S537	PVPSLGCSSPPQIRG	62 / 8 AA	157
Phosphosite 14:	LPP	Q93052	S134	ILADLECSSPYKPRP	83 / 6 AA	66
Phosphosite 15:	C1orf111	Q5T0L3	S47	AVPTEASSPAQALPP	75 / 8 AA	29
Phosphosite 16:	LPP	Q93052	S135	LADLECSSPYKPRPP	83 / 6 AA	66
Phosphosite 17:	TMEM91	Q6ZNR0	T21	LEGTECETPAQKPGR	71 / 7 AA	18
Phosphosite 18:	FAM150A	Q6UXT8	T106	YNTRECSTPAYYKRC	71 / 7 AA	14
Phosphosite 19:	TRIB1	Q96RU8	S55	PRLSECSSPPDYLSP	62 / 8 AA	41
Phosphosite 20:	GBF1	Q92538	S362	EVLEECTSPADHSDS	71 / 7 AA	206