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:	KIF21A
Human P-Site:	S223
P-Site Sequence:	STQMNVQSSRSHAIF
UniProt:	Q7Z4S6
Intern. Prot. ID:	IPI00425404

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	KIF21A	Q7Z4S6	S223	STQMNVQSSRSHAIF	100 / 9 AA	187
Phosphosite 1:	KIF21B	O75037	S222	STQMNVQSSRSHAIF	100 / 9 AA	183
Phosphosite 2:	KIF4B	Q2VIQ3	S209	STAMNSQSSRSHAIF	88 / 9 AA	140
Phosphosite 3:	KIF4A	O95239	S209	STAMNSQSSRSHAIF	88 / 9 AA	140
Phosphosite 4:	KIF13B	Q9NQT8	S219	ATNMNEESSRSHAVL	77 / 9 AA	203
Phosphosite 5:	KIF13A	Q9H1H9	S218	ATNMNEESSRSHAVF	77 / 9 AA	202
Phosphosite 6:	KIF3A	Q9Y496	S217	ATNMNEHSSRSHAIF	77 / 9 AA	80
Phosphosite 7:	KIF27	Q86VH2	S204	TTQMNEHSSRSHAIF	77 / 9 AA	160
Phosphosite 8:	KIF5A	Q12840	S202	VTNMNEHSSRSHSIF	77 / 9 AA	117
Phosphosite 9:	KIF5B	P33176	S201	VTNMNEHSSRSHSIF	77 / 9 AA	110
Phosphosite 10:	KIF5C	O60282	S202	VTNMNEHSSRSHSIF	77 / 9 AA	110
Phosphosite 11:	KIF3B	O15066	S212	ATNMNEHSSRSHAIF	77 / 9 AA	85
Phosphosite 12:	KIF15	Q9NS87	S233	STSMNRESSRSHAVF	77 / 9 AA	160
Phosphosite 13:	KIF18A	Q8NI77	S225	PTDMNATSSRSHAVF	77 / 9 AA	102
Phosphosite 14:	VPS52	Q8N1B4	S490	ILEMNVQSVRSTDPQ	87 / 8 AA	82
Phosphosite 15:	KIF14	Q15058	S567	ATGMNDKSSRSHSVF	77 / 9 AA	186
Phosphosite 16:	KIF17	Q9P2E2	S207	YTLMNKDSSRSHSIF	77 / 9 AA	115
Phosphosite 17:	KIFC2	Q96AC6	S597	ATAMNQRSSRSHALV	77 / 9 AA	90
Phosphosite 18:	CENPE	Q02224	S200	ETKMNQRSSRSHTIF	77 / 9 AA	316
Phosphosite 19:	KIF11	P52732	S232	ATLMNAYSSRSHSVF	77 / 9 AA	119
Phosphosite 20:	KIF1A	Q12756	S214	ATNMNETSSRSHAVF	77 / 9 AA	191