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:	KIF21B
Human P-Site:	S739
P-Site Sequence:	ARLLKNQSRYERELK
UniProt:	O75037
Intern. Prot. ID:	IPI00397809

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	KIF21B	O75037	S739	ARLLKNQSRYERELK	100 / 9 AA	183
Phosphosite 1:	KIF21A	Q7Z4S6	S750	ARLLKNQSQYEKQLK	77 / 9 AA	187
Phosphosite 2:	KIF21B	O75037	Y741	LLKNQSRYERELKKL	100 / 7 AA	183
Phosphosite 3:	IQSEC1	Q6DN90	S405	RGSLKRQSAYERSLG	77 / 9 AA	108
Phosphosite 4:	RERE	Q9P2R6	S84	KKPPKKKSRYERTDT	75 / 8 AA	172
Phosphosite 5:	UGP2	Q16851	Y193	YTFNQSRYPRINKES	85 / 7 AA	57
Phosphosite 6:	NUP88	Q99567	S35	REGLKNQSPTEAEKP	75 / 8 AA	84
Phosphosite 7:	EIF3A	Q14152	S168	LDLLRNNSRVERLYH	66 / 9 AA	167
Phosphosite 8:	TRS85	Q9Y2L5	S517	AELLKSQSKYSEAAA	71 / 7 AA	161
Phosphosite 9:	UBTF	P17480	Y541	AAEDQKRYERELSEM	71 / 7 AA	89
Phosphosite 10:	TRS85	Q9Y2L5	S515	LSAELLKSQSKYSEA	71 / 7 AA	161
Phosphosite 11:	RBM7	Q9Y580	S115	SPTSTSPSRYERTMD	62 / 8 AA	31
Phosphosite 12:	C6orf60	Q8NB25	S257	GKLNKAQSFYERELD	75 / 8 AA	133
Phosphosite 13:	RBM7	Q9Y580	Y117	TSTSPSRYERTMDNM	71 / 7 AA	31
Phosphosite 14:	COMMD1	Q8N668	S113	RESLMNQSRWNSGLR	62 / 8 AA	21
Phosphosite 15:	KIR3DX1	Q9H7L2	Y204	GCFSHSRYEWSAPSD	57 / 7 AA	39
Phosphosite 16:	MRI1	Q9BV20	Y27	LLPKQSRYEAVGSVH	83 / 6 AA	39
Phosphosite 17:	RERE	Q9P2R6	Y86	PPKKKSRYERTDTGE	71 / 7 AA	172
Phosphosite 18:	NckAP1	Q9Y2A7	S561	QQCLELPSQSRYSIA	71 / 7 AA	129
Phosphosite 19:	Plxna1	Q9UIW2	S1621	STFTKSLSRYESMLR	71 / 7 AA	211
Phosphosite 20:	FAM172A	Q8WUF8	Y98	HRWNQKRYEALGEII	83 / 6 AA	48