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:	KIAA1957
Human P-Site:	S221
P-Site Sequence:	GESDTGSSAESSPFG
UniProt:	Q8TF44
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	KIAA1957	Q8TF44	S221	GESDTGSSAESSPFG	100 / 9 AA	45
Phosphosite 1:	KIAA1957	Q8TF44	S220	GGESDTGSSAESSPF	100 / 8 AA	45
Phosphosite 2:	Smad2	Q15796	S245	NQSMDTGSPAELSPT	85 / 7 AA	52
Phosphosite 3:	MUC19	Q7Z5P9	S1569	GLRTTGSSAEGSGTT	87 / 8 AA	598
Phosphosite 4:	DCHS2	Q6V1P9	S2241	ANDRDTGSHAEIIYN	85 / 7 AA	322
Phosphosite 5:	TRGV3	P03979	S35	SVTRQTGSSAEITCD	85 / 7 AA	16
Phosphosite 6:	RTF1	Q92541	S104	GSSDKDSSAESSAPE	77 / 9 AA	77
Phosphosite 7:	TRGV3	P03979	S36	VTRQTGSSAEITCDL	85 / 7 AA	16
Phosphosite 8:	COL18A1	P39060	S96	DGQDTPTSAESPDAP	66 / 9 AA	178
Phosphosite 9:	SALL4	Q9UJQ4	S807	SKSPDAGSKAESSEN	75 / 8 AA	112
Phosphosite 10:	KIF21A	Q7Z4S6	T862	SDAPAQDTGSSAAAV	100 / 6 AA	187
Phosphosite 11:	KIF21A	Q7Z4S6	S865	PAQDTGSSAAAVETD	100 / 6 AA	187
Phosphosite 12:	KIF21A	Q7Z4S6	S864	APAQDTGSSAAAVET	100 / 6 AA	187
Phosphosite 13:	EXTL1	Q92935	T241	GGWRTADTGSSACPW	100 / 6 AA	75
Phosphosite 14:	POLR2A	P24928	S755	ARDKTGSSAQKSLSE	66 / 9 AA	217
Phosphosite 15:	COL18A1	P39060	T95	EDGQDTPTSAESPDA	75 / 8 AA	178
Phosphosite 16:	KIAA0802	Q9Y4B5	S1193	KLGELGSSAESKGAL	75 / 8 AA	209
Phosphosite 17:	KIAA1957	Q8TF44	T218	FSGGESDTGSSAESS	100 / 6 AA	45
Phosphosite 18:	MUC19	Q7Z5P9	S1568	SGLRTTGSSAEGSGT	100 / 6 AA	598
Phosphosite 19:	RP1	P56715	Y1572	KTMETGSYSESSPDL	66 / 9 AA	241
Phosphosite 20:	KIAA0802	Q9Y4B5	S1192	NKLGELGSSAESKGA	75 / 8 AA	209