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:	C4orf21
Human P-Site:	Y472
P-Site Sequence:	CGTLEKEYEQSESSL
UniProt:	Q86YA3
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C4orf21	Q86YA3	Y472	CGTLEKEYEQSESSL	100 / 9 AA	119
Phosphosite 1:	HOOK3	Q86VS8	Y651	FHSLEKEYEKTKSQR	75 / 8 AA	83
Phosphosite 2:	AMOT	Q4VCS5	Y527	KQLAEKEYEGSEDTR	87 / 8 AA	118
Phosphosite 3:	IFT81	Q8WYA0	Y158	FKTLHKEYEQLKISG	85 / 7 AA	80
Phosphosite 4:	SYCP2L	Q5T4T6	T437	PSGLERETEQAEEST	66 / 9 AA	94
Phosphosite 5:	TUBA8	Q9NY65	Y432	LAALEKDYEEVGTDS	71 / 7 AA	50
Phosphosite 6:	TUBA1C	Q9BQE3	Y432	MAALEKDYEEVGADS	71 / 7 AA	50
Phosphosite 7:	TUBA1A	Q71U36	Y432	MAALEKDYEEVGVDS	71 / 7 AA	50
Phosphosite 8:	TUBA3C	Q13748	Y432	LAALEKDYEEVGVDS	71 / 7 AA	50
Phosphosite 9:	TUBA4A	P68366	Y432	MAALEKDYEEVGIDS	71 / 7 AA	50
Phosphosite 10:	TUBA1B	P68363	Y432	MAALEKDYEEVGVDS	71 / 7 AA	50
Phosphosite 11:	MUC3B	Q9H195	Y680	SPQLESEYEQVKTTL	85 / 7 AA	96
Phosphosite 12:	MUC3A	Q02505	Y2320	SPQLESEYEQVKTTL	85 / 7 AA	266
Phosphosite 13:	MAGE-D4	Q96JG8	Y356	SKHLDDEYESSEEER	66 / 9 AA	81
Phosphosite 14:	SMAP	O00193	Y84	NEELESQYQQSMDSK	62 / 8 AA	20
Phosphosite 15:	SF3B3	Q15393	Y189	FACLEMDYEEADNDP	44 / 9 AA	136
Phosphosite 16:	C4orf21	Q86YA3	S475	LEKEYEQSESSLPEL	100 / 6 AA	119
Phosphosite 17:	KIAA1688	Q9C0H5	Y183	GVFLEKDYEIYRDYS	83 / 6 AA	121
Phosphosite 18:	NEB	P20929	Y42	TTTRTSDYEQSETSK	83 / 6 AA	773
Phosphosite 19:	NEB	P20929	S45	RTSDYEQSETSKPAL	83 / 6 AA	773
Phosphosite 20:	NAT11	Q86UY6	Y85	KTNMQTMYEQSEWGW	55 / 9 AA	27