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:	S1528
P-Site Sequence:	QPGGQLESMRLPLVT
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	S1528	QPGGQLESMRLPLVT	100 / 9 AA	216
Phosphosite 1:	GREB1L	Q9C091	S1501	KQGKHLESMRLPLVS	87 / 8 AA	214
Phosphosite 2:	TTLL13	A6NNM8	T580	LLPGQLDTMRPQEIV	71 / 7 AA	94
Phosphosite 3:	IFRD2	Q12894	S98	TRQGALESLRLALAS	66 / 9 AA	48
Phosphosite 4:	SMTN	P53814	S88	RLAGQLESMNDVEEL	100 / 6 AA	100
Phosphosite 5:	USH1G	Q495M9	S47	AYHGNLESLRLIVSR	75 / 8 AA	51
Phosphosite 6:	RBM34	P42696	S213	KEYGQIESVRFRSLI	55 / 9 AA	49
Phosphosite 7:	OSBP	P22059	S244	RSLSELESLKLPAES	55 / 9 AA	89
Phosphosite 8:	CGB2	Q6NT52	S116	YRDVRFESIRLPGCP	62 / 8 AA	21
Phosphosite 9:	CGB	P01233	S86	YRDVRFESIRLPGCP	62 / 8 AA	18
Phosphosite 10:	LHB	P01229	S86	YRDVRFESIRLPGCP	62 / 8 AA	15
Phosphosite 11:	CGB1	A6NKQ9	S116	YRDVRFESIRLPGCP	62 / 8 AA	20
Phosphosite 12:	CGNL1	Q0VF96	S1252	HLQGQLNSMKKDLRL	71 / 7 AA	149
Phosphosite 13:	CEP63	Q96MT8	S468	EILDQLESLKLENRH	62 / 8 AA	81
Phosphosite 14:	ER-beta	Q92731	S452	GISSQQQSMRLANLL	55 / 9 AA	59
Phosphosite 15:	CREB5	Q02930	S119	PGTHQLSSARLPNHD	75 / 8 AA	57
Phosphosite 16:	GUCA2B	Q16661	S40	GFRVQLESMKKLSDL	83 / 6 AA	12
Phosphosite 17:	IKZF1	Q13422	S229	RCHNYLESMGLPGTL	85 / 7 AA	58
Phosphosite 18:	CDK12	Q9NYV4	S444	AKDSGLESKKLPRSV	71 / 7 AA	164
Phosphosite 19:	RBM27	Q9P2N5	S360	PGPGPGHSMRLPVPQ	66 / 9 AA	119
Phosphosite 20:	RELN	P78509	S2179	DFEGQLESDRFLLMS	75 / 8 AA	388