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:	ALK1
Human P-Site:	T183
P-Site Sequence:	DLLDSDCTTGSGSGL
UniProt:	P37023
Intern. Prot. ID:	IPI00293271

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ALK1	P37023	T183	DLLDSDCTTGSGSGL	100 / 9 AA	56
Phosphosite 1:	ALK1	P37023	T184	LLDSDCTTGSGSGLP	100 / 8 AA	56
Phosphosite 2:	KLF9	Q13886	T100	MGSDSDVTTESGSSP	77 / 9 AA	27
Phosphosite 3:	C10orf112	Q5VYJ5	T1138	LIPDSDHTPGSGQHF	77 / 9 AA	164
Phosphosite 4:	ALK1	P37023	S180	MLGDLLDSDCTTGSG	100 / 6 AA	56
Phosphosite 5:	TMEM16C	Q9BYT9	Y279	DLEESDCYTGPFSRA	62 / 8 AA	114
Phosphosite 6:	PCNXL3	Q9H6A9	S1841	NVDDSDCSGGGGLTS	66 / 9 AA	222
Phosphosite 7:	ALK1	P37023	S186	DSDCTTGSGSGLPFL	100 / 6 AA	56
Phosphosite 8:	C22orf30	Q5THK1	T1732	SSSSDCTTESSRTFP	75 / 8 AA	237
Phosphosite 9:	C22orf30	Q5THK1	T1731	KSSSSDCTTESSRTF	75 / 8 AA	237
Phosphosite 10:	SPCS2	Q15005	T28	GGASNCGTGSGRSGL	75 / 8 AA	25
Phosphosite 11:	GPR156	Q8NFN8	T446	AARDSQCTSGPSSYA	62 / 8 AA	89
Phosphosite 12:	ALK2	Q04771	T189	DLLDHSCTSGSGSGL	66 / 9 AA	57
Phosphosite 13:	ATXN2	Q99700	S854	NSSSNCTSGSSKPNS	71 / 7 AA	140
Phosphosite 14:	SNX18	Q96RF0	T598	ECKLDCSTGSFLLEY	83 / 6 AA	69
Phosphosite 15:	SMARCA4	P51532	T1264	DESRHCSTGSGSASF	71 / 7 AA	185
Phosphosite 16:	SMARCA4	P51532	S1263	QDESRHCSTGSGSAS	71 / 7 AA	185
Phosphosite 17:	ATXN2	Q99700	T853	ENSSSNCTSGSSKPN	71 / 7 AA	140
Phosphosite 18:	ADAMTS4	O75173	T576	CNTEDCPTGSALTFR	71 / 7 AA	90
Phosphosite 19:	KIAA1109	Q2LD37	T1941	NNSSDSPTGSGYNTD	75 / 8 AA	555
Phosphosite 20:	SSRP1	Q08945	T141	SNVSQCTTGKNEVTL	83 / 6 AA	81