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:	S493
P-Site Sequence:	KKTLQKISNSPEKPK
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	S493	KKTLQKISNSPEKPK	100 / 9 AA	56
Phosphosite 1:	ALK1	P37023	S495	TLQKISNSPEKPKVI	100 / 7 AA	56
Phosphosite 2:	DGKQ	P52824	S788	RVGLQKISHSRSLHK	75 / 8 AA	101
Phosphosite 3:	SPAG9	O60271	S249	SHTSLKVSNSPEPQK	85 / 7 AA	146
Phosphosite 4:	COL6A3	P12111	S1382	QEELVKISLSPEYVF	77 / 9 AA	344
Phosphosite 5:	SPAG9	O60271	S251	TSLKVSNSPEPQKAV	85 / 7 AA	146
Phosphosite 6:	ZBTB2	Q8N680	S324	DSELQHISDSPIIDG	75 / 8 AA	57
Phosphosite 7:	ZDBF2	Q9HCK1	T884	HAPLHSVTNSPEVAV	55 / 9 AA	266
Phosphosite 8:	TNS1	Q9HBL0	S1155	DYSLQHFSSSPESQA	66 / 9 AA	186
Phosphosite 9:	ABI3BP	Q7Z7G0	S497	GTITPKISKSPEPTW	75 / 8 AA	119
Phosphosite 10:	ZNF610	Q8N9Z0	S168	VSPLQKISSSFTTHI	85 / 7 AA	53
Phosphosite 11:	HUWE1	Q7Z6Z7	S233	IEQLDKISESPSEIM	75 / 8 AA	482
Phosphosite 12:	ABI3BP	Q7Z7G0	S499	ITPKISKSPEPTWTT	85 / 7 AA	119
Phosphosite 13:	USP31	Q70CQ4	S877	SAKLQMRSNSPSRFS	75 / 8 AA	147
Phosphosite 14:	TTN	Q8WZ42	S7316	IQLECKISGSPEIKV	85 / 7 AA	3816
Phosphosite 15:	TTN	Q8WZ42	S7318	LECKISGSPEIKVSW	85 / 7 AA	3816
Phosphosite 16:	FSIP2	Q5CZC0	S2392	TKQAGKISNSPRYAI	100 / 6 AA	370
Phosphosite 17:	FSIP2	Q5CZC0	S2394	QAGKISNSPRYAISQ	100 / 6 AA	370
Phosphosite 18:	IL20RB	Q6UXL0	T278	LPDTLKITNSPQKLI	71 / 7 AA	35
Phosphosite 19:	MCPH1	Q8NEM0	S571	KGTTSKISNSSEGEA	85 / 7 AA	93
Phosphosite 20:	C4orf37	Q8N412	S77	VSEAQKISRSPTLTR	85 / 7 AA	51