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:	CCDC99
Human P-Site:	S489
P-Site Sequence:	PQKEETQSCPNSLED
UniProt:	Q96EA4
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CCDC99	Q96EA4	S489	PQKEETQSCPNSLED	100 / 9 AA	70
Phosphosite 1:	CCDC99	Q96EA4	T487	LPPQKEETQSCPNSL	100 / 7 AA	70
Phosphosite 2:	NLRP8	Q86W28	S419	RGNNLTQSCPNATSV	85 / 7 AA	119
Phosphosite 3:	ERVK5	Q9HDB8	S170	NCSGQTQSCPSAQVS	62 / 8 AA	28
Phosphosite 4:	C16orf74	Q96GX8	S53	VWLDETGSCPDDGEI	62 / 8 AA	7
Phosphosite 5:	ZNF690	Q8IWY8	S511	DGQEETASCPVQGTS	85 / 7 AA	97
Phosphosite 6:	HERV-K_1q22 provirus ancestral Pol protein	P63135	S1041	NCSGQTQSCPSAQVS	62 / 8 AA	165
Phosphosite 7:	HERV-K_11q22.1 provirus ancestral Env polyprotein	P61570	S281	NCSGQTQSCPSAQVS	62 / 8 AA	75
Phosphosite 8:	HERV-K_1q22 provirus ancestral Env polyprotein	P61567	S170	NCSGQTQSCPSAQVS	62 / 8 AA	67
Phosphosite 9:	HERV-K_22q11.21 provirus ancestral Env polyprotein	P61566	S170	NCSGQTQSCPSAQVS	62 / 8 AA	67
Phosphosite 10:	HERV-K_1q23.3 provirus ancestral Env polyprotein	O42043	S170	NCSGQTQSCPSAQVS	62 / 8 AA	64
Phosphosite 11:	PRSS36	Q5K4E3	T578	GEETETQTCPPHTEH	83 / 6 AA	92
Phosphosite 12:	PRSS36	Q5K4E3	T576	PDGEETETQTCPPHT	83 / 6 AA	92
Phosphosite 13:	CYB5RL	Q6IPT4	S66	LRGPESQSCPSKLNP	71 / 7 AA	36
Phosphosite 14:	MLL3	Q8NEZ4	T3725	IKLEKAETESCPGQE	83 / 6 AA	541
Phosphosite 15:	BST1	Q10588	S156	DSGLDYQSCPTSEDC	62 / 8 AA	36
Phosphosite 16:	C16orf74	Q96GX8	T51	STVWLDETGSCPDDG	71 / 7 AA	7
Phosphosite 17:	LUZP1	Q86V48	S593	NGLEADNSCPNSKAP	66 / 9 AA	120
Phosphosite 18:	CYB5RL	Q6IPT4	S64	SLLRGPESQSCPSKL	83 / 6 AA	36
Phosphosite 19:	MIER2	Q8N344	S141	EEEEETQSSADDLTP	62 / 8 AA	60
Phosphosite 20:	MIER3	Q7Z3K6	S122	GDDEETQSSADDLTP	62 / 8 AA	62