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:	S197
P-Site Sequence:	MDFSSVFSPSFQINP
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	S197	MDFSSVFSPSFQINP	100 / 9 AA	119
Phosphosite 1:	NFAT4	Q12968	S75	PSHSSVLSPSFQLQS	88 / 9 AA	116
Phosphosite 2:	TOP2B	Q02880	S1476	EDSASVFSPSFGLKQ	87 / 8 AA	183
Phosphosite 3:	MAP2K2	P36507	T339	KLPNGVFTPDFQEFV	55 / 9 AA	44
Phosphosite 4:	Doublecortin	O43602	S63	DASFNVFSPKFQFDR	75 / 8 AA	49
Phosphosite 5:	NFAT4	Q12968	S77	HSSVLSPSFQLQSHK	85 / 7 AA	116
Phosphosite 6:	JPH3	Q8WXH2	S420	RITAKEFSPSFQHRE	100 / 6 AA	81
Phosphosite 7:	JPH3	Q8WXH2	S422	TAKEFSPSFQHRENG	100 / 6 AA	81
Phosphosite 8:	MAGE-C1	O60732	S1136	SASSSVMSPSFSSE_	87 / 8 AA	124
Phosphosite 9:	TOP2B	Q02880	S1478	SASVFSPSFGLKQTD	100 / 6 AA	183
Phosphosite 10:	AMOTL1	Q8IY63	S39	LEDSTYFSPDFQLYS	66 / 9 AA	107
Phosphosite 11:	WDR47	O94967	S257	NLPSSVFSCAFEQKM	66 / 9 AA	102
Phosphosite 12:	EVI1	Q03112	S457	YSNHSIFSPSLEEQT	62 / 8 AA	118
Phosphosite 13:	ARHGAP23	Q9P227	S425	GYRSYSPSFQRRTGL	83 / 6 AA	162
Phosphosite 14:	ARHGAP23	Q9P227	S423	YIGYRSYSPSFQRRT	83 / 6 AA	162
Phosphosite 15:	IFT52	Q9Y366	S342	QPAVFPPSFRELPPP	71 / 7 AA	50
Phosphosite 16:	AKAP11	Q9UKA4	S743	STQAVTFSPSFHNQA	83 / 6 AA	211
Phosphosite 17:	C17orf53	Q8N3J3	S554	LKQIGVFSPSLRNHY	62 / 8 AA	70
Phosphosite 18:	ERAS	Q7Z444	S20	GLATWSPSFQGETHR	71 / 7 AA	25
Phosphosite 19:	ERAS	Q7Z444	S18	DLGLATWSPSFQGET	62 / 8 AA	25
Phosphosite 20:	C17orf53	Q8N3J3	S556	QIGVFSPSLRNHYLN	71 / 7 AA	70