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:	IGSF21
Human P-Site:	T251
P-Site Sequence:	ERPSRGLTPDPNILL
UniProt:	Q96ID5
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IGSF21	Q96ID5	T251	ERPSRGLTPDPNILL	100 / 9 AA	52
Phosphosite 1:	RIMS3	Q9UJD0	T182	VIEARGLTPKPGSKS	75 / 8 AA	33
Phosphosite 2:	USP38	Q8NB14	T257	TVLIRSLTTDPNVKD	75 / 8 AA	117
Phosphosite 3:	CPM	P14384	S214	TGALYSRSLTPDDDV	85 / 7 AA	51
Phosphosite 4:	SELPLG	Q14242	T393	KAKSPGLTPEPREDR	75 / 8 AA	43
Phosphosite 5:	NEK10	Q6ZWH5	T767	DTISRCLTPDAEARP	66 / 9 AA	133
Phosphosite 6:	CPM	P14384	T216	ALYSRSLTPDDDVFQ	85 / 7 AA	51
Phosphosite 7:	MCR	P08235	T735	STISRALTPSPVMVL	75 / 8 AA	107
Phosphosite 8:	C1orf131	Q8NDD1	T142	SNKKRKLTPDHNKNT	75 / 8 AA	33
Phosphosite 9:	SHANK3	Q9BYB0	T218	YKDSRGLTPLYHSAL	100 / 6 AA	186
Phosphosite 10:	C4orf17	Q53FE4	S98	ESPVRGMSPAPNGAK	62 / 8 AA	40
Phosphosite 11:	LDLRAD2	Q5SZI1	T235	AHTSRSLTPSPALGS	75 / 8 AA	29
Phosphosite 12:	KIAA0476	O75064	T1355	RLLWDVLTPDPNSCP	100 / 6 AA	164
Phosphosite 13:	HEFL	Q9NQ75	T291	SGRSRSLTPQLNNNV	66 / 9 AA	87
Phosphosite 14:	ARHGEF1	Q92888	T695	KSHSRTLTPTPDGKT	66 / 9 AA	102
Phosphosite 15:	UGGT1	Q9NYU2	S1442	RGQYQGLSQDPNSLS	62 / 8 AA	177
Phosphosite 16:	C20orf123	Q9BR26	T186	QAGSRGLTFEAQDNG	62 / 8 AA	62
Phosphosite 17:	KHS1	Q9Y4K4	S362	RDEMGLSSDPNFMLQ	62 / 8 AA	95
Phosphosite 18:	KHS1	Q9Y4K4	S361	ARDEMGLSSDPNFML	62 / 8 AA	95
Phosphosite 19:	OR4A16	Q8NH70	T16	EFVLLGLTQDPDVKK	71 / 7 AA	37
Phosphosite 20:	PPFIA3	O75145	T1143	EKDLRGVTPDSAEML	83 / 6 AA	133