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:	ARHGAP21
Human P-Site:	Y350
P-Site Sequence:	ILLKSGNYSGHSDGI
UniProt:	Q5T5U3
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ARHGAP21	Q5T5U3	Y350	ILLKSGNYSGHSDGI	100 / 9 AA	217
Phosphosite 1:	ARHGAP21	Q5T5U3	S351	LLKSGNYSGHSDGIS	100 / 8 AA	217
Phosphosite 2:	CDK12	Q9NYV4	Y319	SYERSGSYSGRSPSP	66 / 9 AA	164
Phosphosite 3:	GRIN2B	Q13224	Y1049	FSFKSDRYSGHDDLI	75 / 8 AA	166
Phosphosite 4:	NFKBIA	P25963	Y181	SILKATNYNGHTCLH	55 / 9 AA	36
Phosphosite 5:	ARHGAP21	Q5T5U3	S347	PSGILLKSGNYSGHS	100 / 6 AA	217
Phosphosite 6:	CDK12	Q9NYV4	S320	YERSGSYSGRSPSPY	75 / 8 AA	164
Phosphosite 7:	CYP11A1	P05108	S195	KAGSGNYSGDISDDL	85 / 7 AA	60
Phosphosite 8:	CDK12	Q9NYV4	S318	SSYERSGSYSGRSPS	62 / 8 AA	164
Phosphosite 9:	CDON	Q4KMG0	Y1070	GSLNGGLYSGHSNSL	66 / 9 AA	139
Phosphosite 10:	GCM1	Q9NP62	S219	VQLPGSYSGHLIANT	71 / 7 AA	49
Phosphosite 11:	CDON	Q4KMG0	S1071	SLNGGLYSGHSNSLT	85 / 7 AA	139
Phosphosite 12:	WNK1	Q9H4A3	S2153	PQLSGNLSGQSAASV	75 / 8 AA	251
Phosphosite 13:	MMS19	Q96T76	S41	QVAADVKSGNYTVLQ	83 / 6 AA	113
Phosphosite 14:	PRUNE2	Q8WUY3	Y1286	SSPETGKYSEHSGTH	62 / 8 AA	34
Phosphosite 15:	ZFHX4	Q86UP3	S1276	AEGSGKYSGESPMDD	75 / 8 AA	394
Phosphosite 16:	KIAA1688	Q9C0H5	Y448	LGVKSGDYSTMEGPE	83 / 6 AA	121
Phosphosite 17:	KIAA1688	Q9C0H5	S445	DQRLGVKSGDYSTME	83 / 6 AA	121
Phosphosite 18:	KRT74	Q7RTS7	S17	SGDKGNFSVHSAVVP	71 / 7 AA	58
Phosphosite 19:	VTA1	Q9NP79	T210	NMPSGNYTGIQIPPG	83 / 6 AA	34
Phosphosite 20:	ZFHX4	Q86UP3	Y1275	TAEGSGKYSGESPMD	75 / 8 AA	394