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:	BTBD2
Human P-Site:	S490
P-Site Sequence:	LRKVTHESPTTGAKT
UniProt:	Q9BX70
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	BTBD2	Q9BX70	S490	LRKVTHESPTTGAKT	100 / 9 AA	56
Phosphosite 1:	BTBD2	Q9BX70	T487	TKGLRKVTHESPTTG	100 / 6 AA	56
Phosphosite 2:	PPAP2A	O14494	T271	SHTTLHETPTTGNHY	85 / 7 AA	32
Phosphosite 3:	PPAP2A	O14494	T273	TTLHETPTTGNHYPS	85 / 7 AA	32
Phosphosite 4:	RNF146	Q9NTX7	S274	EEDHESPSSGRVPAP	71 / 7 AA	39
Phosphosite 5:	RNF146	Q9NTX7	S272	EGEEDHESPSSGRVP	71 / 7 AA	39
Phosphosite 6:	BTBD2	Q9BX70	T493	VTHESPTTGAKTCFT	100 / 6 AA	56
Phosphosite 7:	C15orf2	Q9NZP6	S515	KPPVTRESPISMCVD	62 / 8 AA	121
Phosphosite 8:	MUC3B	Q9H195	T153	SIVVTPETPTTQAPP	75 / 8 AA	96
Phosphosite 9:	ZNF648	Q5T619	T62	PRGSSPVTHENPDLP	83 / 6 AA	62
Phosphosite 10:	C22orf30	Q5THK1	S329	QPSSTHDSPTATSPL	83 / 6 AA	237
Phosphosite 11:	UBE3A	Q05086	S744	FHMVTNESPLKYLFR	83 / 6 AA	101
Phosphosite 12:	CSPG3	O14594	S766	GVFDTAESPTSGLQA	75 / 8 AA	143
Phosphosite 13:	Fas	P25445	S212	ENQGSHESPTLNPET	83 / 6 AA	38
Phosphosite 14:	SPON1	Q9HCB6	Y363	GTDSGVTYESPNKPT	83 / 6 AA	91
Phosphosite 15:	ATXN3L	Q9H3M9	T315	SYLHERPTTSSRAIE	71 / 7 AA	41
Phosphosite 16:	CDC7	O00311	S302	HSSISHESPAVKLMK	57 / 7 AA	64
Phosphosite 17:	SPON1	Q9HCB6	S365	DSGVTYESPNKPTIP	83 / 6 AA	91
Phosphosite 18:	C15orf2	Q9NZP6	T512	PSFKPPVTRESPISM	83 / 6 AA	121
Phosphosite 19:	UBE3A	Q05086	T741	RRGFHMVTNESPLKY	83 / 6 AA	101
Phosphosite 20:	C17orf56	Q96N21	S43	FEEIAKISHESPGSS	66 / 6 AA	55