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:	IGSF21
Human P-Site:	S203
P-Site Sequence:	SEPPAASSGPLQDSR
UniProt:	Q96ID5
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IGSF21	Q96ID5	S203	SEPPAASSGPLQDSR	100 / 9 AA	52
Phosphosite 1:	IGSF21	Q96ID5	S202	LSEPPAASSGPLQDS	100 / 8 AA	52
Phosphosite 2:	AMMECR1L	Q6DCA0	S46	TTVPGSSSGPLQNHQ	77 / 9 AA	35
Phosphosite 3:	NUP62	P37198	S468	SGAPADTSDPLQQIC	66 / 9 AA	53
Phosphosite 4:	FMNL2	Q96PY5	S522	GPTMGAASSGPLPPP	100 / 7 AA	123
Phosphosite 5:	FMNL2	Q96PY5	S523	PTMGAASSGPLPPPP	100 / 7 AA	123
Phosphosite 6:	AKAP8	O43823	S217	FVPPAASSEPLSTPW	87 / 8 AA	76
Phosphosite 7:	PRIC285	Q9BYK8	S1152	IPLDDASSGPIQVRG	85 / 7 AA	295
Phosphosite 8:	AKAP8	O43823	S216	PFVPPAASSEPLSTP	87 / 8 AA	76
Phosphosite 9:	ZNF828	Q96JM3	S331	KSNPSASSGPWKPAK	66 / 9 AA	89
Phosphosite 10:	ZDHHC19	Q8WVZ1	S296	LNPPAPTSGSLQSRE	66 / 9 AA	34
Phosphosite 11:	Putative uncharacterized protein FLJ44672	Q6ZQT7	S232	QAQNLPSSGPLQARP	100 / 6 AA	25
Phosphosite 12:	HIVEP2	P31629	S1148	GPCPPLSSGPLHLAQ	66 / 9 AA	269
Phosphosite 13:	ZNF828	Q96JM3	S330	WKSNPSASSGPWKPA	75 / 8 AA	89
Phosphosite 14:	PDZD2	O15018	S1967	SKPPLATSGPLKPSV	66 / 9 AA	302
Phosphosite 15:	KCNE4	Q8WWG9	S19	PGTAASSSPLESRAA	75 / 8 AA	18
Phosphosite 16:	FILIP1L	Q4L180	S1084	PVRPASPSAPLQDNR	66 / 9 AA	130
Phosphosite 17:	NHEJ1	Q9H9Q4	S278	EKESTGTSGPLQRPQ	62 / 8 AA	33
Phosphosite 18:	TCF20	Q9UGU0	S205	TGQPASSSSHLQPMQ	66 / 9 AA	212
Phosphosite 19:	CABYR	O75952	S261	AEPSTASSVPLQDEQ	75 / 8 AA	53
Phosphosite 20:	JNK2	P45984	T417	DSSLDASTGPLEGCR	71 / 7 AA	48