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:	MKRN3
Human P-Site:	S228
P-Site Sequence:	PEAPLQSSETERKQM
UniProt:	Q13064
Intern. Prot. ID:	IPI00024229

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MKRN3	Q13064	S228	PEAPLQSSETERKQM	100 / 9 AA	56
Phosphosite 1:	RRBP1	Q9P2E9	S1341	TAGPLESSETEEASQ	87 / 8 AA	152
Phosphosite 2:	MKRN3	Q13064	T230	APLQSSETERKQMAV	100 / 7 AA	56
Phosphosite 3:	PLCXD3	Q63HM9	S232	LIQFLQASITERRKK	75 / 8 AA	36
Phosphosite 4:	SF1	Q15637	S267	RILRPWQSSETRSIT	85 / 7 AA	68
Phosphosite 5:	SF1	Q15637	S268	ILRPWQSSETRSITN	85 / 7 AA	68
Phosphosite 6:	Rabphilin 3A	Q9Y2J0	S23	PSDRPLQSNDKEQLQ	62 / 8 AA	77
Phosphosite 7:	SPTBN4	Q9NRC6	S1444	QLEGALQSSETGQDL	85 / 7 AA	417
Phosphosite 8:	SPTBN4	Q9NRC6	S1445	LEGALQSSETGQDLR	66 / 9 AA	417
Phosphosite 9:	LPIN3	Q9BQK8	T323	LVGPPLHTPETEESK	62 / 8 AA	94
Phosphosite 10:	NKX6-1	P78426	T310	KKKQDSETERLKGAS	85 / 7 AA	38
Phosphosite 11:	NKX6-1	P78426	S308	TAKKKQDSETERLKG	85 / 7 AA	38
Phosphosite 12:	RRBP1	Q9P2E9	S924	ELHSKLQSSEAEVRS	85 / 7 AA	152
Phosphosite 13:	PARP4	Q9UKK3	S1521	PVFAFQSSDTESDEL	62 / 8 AA	193
Phosphosite 14:	MKL2	Q9ULH7	S991	EIPPLQSSSEDREPF	66 / 9 AA	118
Phosphosite 15:	PRRG1	O14668	S184	GQVNLQRSETEPHLD	85 / 7 AA	25
Phosphosite 16:	DPPA4	Q7L190	S160	KGETSLQSSETHPPE	85 / 7 AA	34
Phosphosite 17:	ARID1B	Q8NFD5	S1441	MMGGPLQSSSSEGPQ	75 / 8 AA	236
Phosphosite 18:	DPPA4	Q7L190	S161	GETSLQSSETHPPEV	100 / 6 AA	34
Phosphosite 19:	ZNF646	O15015	S936	RSPPLQLSEAELLNQ	75 / 8 AA	201
Phosphosite 20:	KCND2	Q9NZV8	S460	LSNQLQSSEDEQAFV	66 / 9 AA	71