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:	HTN1
Human P-Site:	S21
P-Site Sequence:	ISMISADSHEKRHHG
UniProt:	P15515
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HTN1	P15515	S21	ISMISADSHEKRHHG	100 / 9 AA	7
Phosphosite 1:	TRYX3	Q8IYP2	S74	GVTIPADSNEKHLQV	66 / 9 AA	27
Phosphosite 2:	HTN3	P15516	S21	LSMTGADSHAKRHHG	66 / 9 AA	6
Phosphosite 3:	BCL9	O00512	S107	ERSISADSFDQRDPG	66 / 9 AA	149
Phosphosite 4:	SPAG17	Q6Q759	S754	DAVTKADSHEKKPKK	85 / 7 AA	252
Phosphosite 5:	RAP1GDS1	P52306	S120	LGNICYDSHEGRSAV	66 / 9 AA	66
Phosphosite 6:	LIMK1	P53667	S172	LVSIPASSHGKRGLS	66 / 9 AA	73
Phosphosite 7:	MYO9B	Q13459	S1137	QKTVAAESHEKVPSS	62 / 8 AA	244
Phosphosite 8:	MAST2	Q6P0Q8	S1035	HRLLSGDSTEKRTAR	66 / 9 AA	196
Phosphosite 9:	TCEB3B	Q8IYF1	S303	ALEEAPDSHQKRPQH	62 / 8 AA	84
Phosphosite 10:	PXDNL	A1KZ92	S1459	DRGMPSDSPEKR___	55 / 9 AA	164
Phosphosite 11:	MAST2	Q6P0Q8	T1036	RLLSGDSTEKRTARP	75 / 8 AA	196
Phosphosite 12:	CCDC45	Q96GE4	S119	TERISETSHEKSETE	75 / 8 AA	95
Phosphosite 13:	VPS13C	Q709C8	T466	LRKKSADTGEKRGGW	75 / 8 AA	422
Phosphosite 14:	SETD1A	O15047	S907	PSEISEASEEKRPRP	66 / 9 AA	186
Phosphosite 15:	MUDENG	Q9H0R1	S413	TVTFGAKSHEKQPFD	55 / 9 AA	55
Phosphosite 16:	HN1L	Q9H910	S162	EPMPTVDSHEPRLGP	62 / 8 AA	20
Phosphosite 17:	PNPLA2	Q96AD5	S106	LKVLPADSHEHASGR	71 / 7 AA	55
Phosphosite 18:	IKZF2	Q9UKS7	S375	ISRETADSHENNMDG	71 / 7 AA	60
Phosphosite 19:	FAM149B1	Q96BN6	S42	EISPTSDSHEKDTSS	71 / 7 AA	65
Phosphosite 20:	TRPC4	Q9UBN4	S777	ESSNSADSDEKSDSE	85 / 7 AA	112