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:	BTBD3
Human P-Site:	S447
P-Site Sequence:	SKYFSDGSSNTFPVW
UniProt:	Q9Y2F9
Intern. Prot. ID:	IPI00941669

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	BTBD3	Q9Y2F9	S447	SKYFSDGSSNTFPVW	100 / 9 AA	58
Phosphosite 1:	polycystin 1	P98161	S1334	DWTFGDGSSNTTVRG	87 / 8 AA	463
Phosphosite 2:	PSMB8	P28062	S202	GNMFSTGSGNTYAYG	66 / 9 AA	30
Phosphosite 3:	ARID1A	O14497	S1195	QDAFNDGSDSTFQKR	66 / 9 AA	242
Phosphosite 4:	HIPK2	Q9H2X6	S929	HDSPYSDSSSNTSPY	75 / 8 AA	131
Phosphosite 5:	ERVK6	Q9WJR5	S474	LTVFTDGSSNGKAAY	85 / 7 AA	108
Phosphosite 6:	Endogenous retrovirus group K member 11 Pol protein	Q9UQG0	S471	LTVFTDGSSNGKAAY	85 / 7 AA	110
Phosphosite 7:	HERV-K_1q23.3 provirus ancestral Pol protein	Q9QC07	S471	LTVFTDGSSNGKVAY	85 / 7 AA	92
Phosphosite 8:	HIPK2	Q9H2X6	S930	DSPYSDSSSNTSPYS	75 / 8 AA	131
Phosphosite 9:	ERVK6	Q9BXR3	S471	LTVFTDGSSNGKAAY	85 / 7 AA	108
Phosphosite 10:	HERV-K_11q22.1 provirus ancestral Pol protein	P63136	S471	LTVFTDGSSNGKAAY	85 / 7 AA	107
Phosphosite 11:	HERV-K_1q22 provirus ancestral Pol protein	P63135	S471	LTVFTDGSSNGKAAY	85 / 7 AA	165
Phosphosite 12:	HERV-K_8p23.1 provirus ancestral Pol protein	P63133	S471	LTVFTDGSSNGKAAY	85 / 7 AA	108
Phosphosite 13:	HERV-K_19p13.11 provirus ancestral Pol protein	P63132	S471	LTVFTDGSSNGKAAY	85 / 7 AA	108
Phosphosite 14:	HERV-K_5q33.3 provirus ancestral Pol protein	P10266	S471	LTVFTDGSSNGKAAY	85 / 7 AA	115
Phosphosite 15:	BTBD3	Q9Y2F9	T450	FSDGSSNTFPVWFEY	100 / 6 AA	58
Phosphosite 16:	BTBD6	Q96KE9	T413	MSDGSSNTFPVWFEH	100 / 6 AA	53
Phosphosite 17:	KIAA1737	Q9C0C6	S48	DSGFSDGSSECLSSA	66 / 9 AA	43
Phosphosite 18:	RTL1	A6NKG5	S30	MESSEGSSNTTEATS	85 / 7 AA	155
Phosphosite 19:	RTL1	A6NKG5	S29	QMESSEGSSNTTEAT	85 / 7 AA	155
Phosphosite 20:	NEDD4	P46934	S190	NSVISDSSSYTFPPS	66 / 9 AA	149