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:	PRR4
Human P-Site:	S39
P-Site Sequence:	IPDVEDSSQRPDQGP
UniProt:	Q16378
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRR4	Q16378	S39	IPDVEDSSQRPDQGP	100 / 9 AA	15
Phosphosite 1:	CASC1	Q6TDU7	S363	LLLVENSSEKPDFFE	66 / 9 AA	83
Phosphosite 2:	YBX2	Q9Y2T7	S216	KGERAEDSGQRPRRW	75 / 8 AA	39
Phosphosite 3:	KCNG2	Q9UJ96	S444	ATATEDSSQGPDSAG	77 / 9 AA	51
Phosphosite 4:	C17orf100	A8MU93	S75	SRHVESSSQRTETTS	66 / 9 AA	18
Phosphosite 5:	HYOU1	Q9Y4L1	S634	EAPVEDGSQPPPPEP	75 / 8 AA	111
Phosphosite 6:	CASC1	Q6TDU7	S362	QLLLVENSSEKPDFF	62 / 8 AA	83
Phosphosite 7:	MLL	Q03164	S1241	VKNVVDSSQKPTPSA	75 / 8 AA	432
Phosphosite 8:	MLL	Q03164	S3202	QLLVSESSQRTDLST	66 / 9 AA	432
Phosphosite 9:	SLC28A1	O00337	S173	LWLSLDTSQRPEQLV	71 / 7 AA	72
Phosphosite 10:	TTLL11	Q8NHH1	S215	HGSGENGSQRPVTVD	71 / 7 AA	58
Phosphosite 11:	NKX2-8	O15522	S67	ETSPPDSSQRPSARP	100 / 6 AA	26
Phosphosite 12:	NKX2-8	O15522	S66	LETSPPDSSQRPSAR	100 / 6 AA	26
Phosphosite 13:	CCDC22	O60826	S410	LQLVVENSAQRVIHL	71 / 7 AA	71
Phosphosite 14:	RNF12	Q9NVW2	S172	GENVENNSQRQVENP	62 / 8 AA	69
Phosphosite 15:	C17orf100	A8MU93	S74	SSRHVESSSQRTETT	85 / 7 AA	18
Phosphosite 16:	DNTTIP2	Q5QJE6	S469	TLCFVENSGQRESLS	71 / 7 AA	84
Phosphosite 17:	FOXM1	Q08050	S506	SHSWEDSSQSPTPRP	85 / 7 AA	84
Phosphosite 18:	WIBG	Q9BRP8	T19	TGKYIASTQRPDGTW	83 / 6 AA	23
Phosphosite 19:	MACF1	Q9UPN3	S898	ECVLEDNSQRTKWKV	71 / 7 AA	620
Phosphosite 20:	FOXM1	Q08050	S505	SSHSWEDSSQSPTPR	85 / 7 AA	84