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:	FREM1
Human P-Site:	S1223
P-Site Sequence:	QKHAPVHSFSMELLK
UniProt:	Q5H8C1
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	FREM1	Q5H8C1	S1223	QKHAPVHSFSMELLK	100 / 9 AA	244
Phosphosite 1:	GDF2	Q9UK05	S111	PASNIVRSFSMEDAI	85 / 7 AA	47
Phosphosite 2:	ATF4	P18848	S177	LSSTPDHSFSLELGS	66 / 9 AA	39
Phosphosite 3:	NFKBIZ	Q9BYH8	S373	QNDAHLHSFSMMPSS	75 / 8 AA	78
Phosphosite 4:	CCDC66	A2RUB6	S788	EEPLNIHSFSKERSP	71 / 7 AA	109
Phosphosite 5:	CCDC66	A2RUB6	S790	PLNIHSFSKERSPSS	71 / 7 AA	109
Phosphosite 6:	OBSCN	Q5VST9	S6961	THLAPGHSHSLEHDS	66 / 9 AA	868
Phosphosite 7:	LEPREL1	Q8IVL5	S426	GAEVHGFSMGKKLSP	71 / 7 AA	81
Phosphosite 8:	TMEM135	Q86UB9	S196	KEEIPTHSFSPEAAY	75 / 8 AA	52
Phosphosite 9:	CYP51A1	Q16850	S97	EKYGPVFSFTMVGKT	62 / 8 AA	57
Phosphosite 10:	ATF4	P18848	S179	STPDHSFSLELGSEV	83 / 6 AA	39
Phosphosite 11:	Proline-rich protein 35	P0CG20	S736	PGAVHSFSLGPAWEP	71 / 7 AA
Phosphosite 12:	NLRP8	Q86W28	S381	EEGDQVLSFAMENTI	62 / 8 AA	119
Phosphosite 13:	REEP4	Q9H6H4	S150	ALAGRLRSFSMQDLR	44 / 9 AA	29
Phosphosite 14:	C1orf196	B1AJZ1	S102	QRSIQKFSMEKVESF	57 / 7 AA	14
Phosphosite 15:	TCF4	P15884	S163	PRRRPLHSSAMEVQT	62 / 8 AA	71
Phosphosite 16:	ANAPC4	Q9UJX5	S105	PESLHSFSVEAPVSC	71 / 7 AA	92
Phosphosite 17:	ANAPC4	Q9UJX5	S103	EKPESLHSFSVEAPV	55 / 9 AA	92
Phosphosite 18:	NFKBIZ	Q9BYH8	S375	DAHLHSFSMMPSSAC	83 / 6 AA	78
Phosphosite 19:	QSK	Q9Y2K2	S1255	SYKHPEVSFSMEQAG	75 / 8 AA	140
Phosphosite 20:	IQCH	Q86VS3	S202	PRAAPLHSFDEARKI	83 / 6 AA	117