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:	GREB1
Human P-Site:	S1139
P-Site Sequence:	LSSKASGSALGGESS
UniProt:	Q4ZG55
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	GREB1	Q4ZG55	S1139	LSSKASGSALGGESS	100 / 9 AA	216
Phosphosite 1:	FGD1	P98174	S50	LARRGSGSALGGPLD	77 / 9 AA	107
Phosphosite 2:	MARK3	P27448	S481	SSRKSSGSAVGGKGI	77 / 9 AA	87
Phosphosite 3:	GREB1	Q4ZG55	S1137	SSLSSKASGSALGGE	100 / 7 AA	216
Phosphosite 4:	ZNF839	A8K0R7	S238	LSEKASGSTLRGCTE	77 / 9 AA	87
Phosphosite 5:	WDR22	Q96JK2	S801	SPPVPKASGSTLNSG	85 / 7 AA	104
Phosphosite 6:	WDR22	Q96JK2	S803	PVPKASGSTLNSGSG	85 / 7 AA	104
Phosphosite 7:	ZNF839	A8K0R7	S236	MVLSEKASGSTLRGC	85 / 7 AA	87
Phosphosite 8:	OBSCN	Q5VST9	S7694	RQCWEKASGRALAAK	85 / 7 AA	868
Phosphosite 9:	ZNF750	Q32MQ0	S440	LSNKAASSALGRLYP	75 / 8 AA	77
Phosphosite 10:	PCNT	O95613	S2479	LQPRLSGSDLGGHSS	66 / 9 AA	378
Phosphosite 11:	DYN1	Q05193	S807	PGPPPAGSALGGAPP	75 / 8 AA	97
Phosphosite 12:	SYNPO2	Q9UMS6	S43	IRNQSKASGSGLCEG	85 / 7 AA	118
Phosphosite 13:	AK2	P54819	S58	RAMVASGSELGKKLK	85 / 7 AA	26
Phosphosite 14:	ER-alpha	P03372	S10	MTLHTKASGMALLHQ	85 / 7 AA	66
Phosphosite 15:	MAMSTR	Q6ZN01	S121	ADPQAEGSALGPPGP	75 / 8 AA	45
Phosphosite 16:	ANKRD54	Q6NXT1	S44	FSFADFGSALGGGGA	100 / 6 AA	33
Phosphosite 17:	ZFP36	P26651	S290	EYASSGSSLGGSDSP	75 / 8 AA	34
Phosphosite 18:	CMTM7	Q96FZ5	S16	RTTCSSGSALGPGAG	85 / 7 AA	19
Phosphosite 19:	Putative zinc finger protein ENSP00000330994	A8MQ14	S176	GKSFASGSALIRHQR	100 / 6 AA	52
Phosphosite 20:	SRF	P11831	S16	AAALGRGSALGGSLN	100 / 6 AA	52