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:	S95
P-Site Sequence:	KEAPELNSRTFISSG
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	S95	KEAPELNSRTFISSG	100 / 9 AA	119
Phosphosite 1:	C4orf21	Q86YA3	T97	APELNSRTFISSGRS	100 / 7 AA	119
Phosphosite 2:	MAP2K3	P46734	S46	TPPRNLDSRTFITIG	66 / 9 AA	39
Phosphosite 3:	MAP2K3	P46734	T48	PRNLDSRTFITIGDR	85 / 7 AA	39
Phosphosite 4:	MYO9A	B2RTY4	S2057	KKYDPELSSRQFGVE	75 / 8 AA	293
Phosphosite 5:	ADAMTS3	O15072	S774	GKGEEAKSRTFIDLG	75 / 8 AA	136
Phosphosite 6:	SRRM2	Q9UQ35	S883	SPDPELKSRTPSRHS	85 / 7 AA	300
Phosphosite 7:	PHF2	O75151	S95	LFIKELRSRTFPSAE	85 / 7 AA	121
Phosphosite 8:	PHF8	Q9UPP1	S129	TFVRELRSRTFDSSD	75 / 8 AA	118
Phosphosite 9:	NEUROD2	Q15784	S212	AGCLQLNSRNFLTEQ	62 / 8 AA	41
Phosphosite 10:	POLRMT	O00411	S505	TTLARELSARTFSRH	71 / 7 AA	139
Phosphosite 11:	GOSR2	O14653	S106	RQREELLSRTFTTND	75 / 8 AA	25
Phosphosite 12:	NeuroD	Q13562	T194	CLQLNPRTFLPEQNQ	71 / 7 AA	40
Phosphosite 13:	AIFM3	Q96NN9	S445	QSGIGLDSRGFIPVN	62 / 8 AA	67
Phosphosite 14:	USP47	Q96K76	S418	FPEELDMSTFIDVED	62 / 8 AA	157
Phosphosite 15:	VPS72	Q15906	S262	VNPPARCSRTFITFS	66 / 9 AA	41
Phosphosite 16:	KLHL8	Q9P2G9	S354	FFGPEMNSRRRHVGV	83 / 6 AA	69
Phosphosite 17:	PARP3	Q9Y6F1	S506	PVPCPEFSSSTFSQS	62 / 8 AA	60
Phosphosite 18:	MLLT6	P55198	S529	SGLGGLSSRTFGPSG	71 / 7 AA	112
Phosphosite 19:	ADAMTS3	O15072	T776	GEEAKSRTFIDLGVE	83 / 6 AA	136
Phosphosite 20:	PARP3	Q9Y6F1	S507	VPCPEFSSSTFSQSE	62 / 8 AA	60