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:	CCDC21
Human P-Site:	S264
P-Site Sequence:	GLSKPLPSQVWQPSP
UniProt:	Q6P2H3
Intern. Prot. ID:	IPI00550977

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CCDC21	Q6P2H3	S264	GLSKPLPSQVWQPSP	100 / 9 AA	86
Phosphosite 1:	Kv1.6	P17658	S153	EDEKPLPSQPFQRQV	77 / 9 AA	59
Phosphosite 2:	ARHGAP27	Q6ZUM4	S249	AAAAPLPSPVWETHT	75 / 8 AA	98
Phosphosite 3:	XRN1	Q8IZH2	S1516	GMNFPLPSQVFANYP	85 / 7 AA	194
Phosphosite 4:	ZNF221	Q9UK13	S592	SGEKPLKSGVWEEIY	66 / 9 AA	71
Phosphosite 5:	ABRA	Q8N0Z2	S222	RIKRPLPSQVNRFTE	66 / 9 AA	43
Phosphosite 6:	TNRC6A	Q8NDV7	S919	ESSKPTPSQGWGDPP	75 / 8 AA	210
Phosphosite 7:	CLEC12A	Q5QGZ9	S46	EKAPPAPSHVWRPAA	62 / 8 AA	32
Phosphosite 8:	C11orf1	Q9H5F2	S91	VQPKPLPSQFGHYFE	100 / 6 AA	18
Phosphosite 9:	ARMC4	Q5T2S8	Y451	SADLPSEYWQIQKLV	71 / 7 AA	116
Phosphosite 10:	ARID2	Q68CP9	S903	IAPKPLPSQQVSSTV	100 / 6 AA	197
Phosphosite 11:	DDX28	Q9NUL7	S94	WERAPLASQGWKSRR	71 / 7 AA	60
Phosphosite 12:	HEFL	Q9NQ75	S171	ASLPTLPSQVYDVPT	71 / 7 AA	87
Phosphosite 13:	PCSK6	P29122	S611	LEIQDLPSQVRNPEK	83 / 6 AA	106
Phosphosite 14:	Lass3	Q8IU89	Y179	QPLLPSQYWYYILEM	83 / 6 AA	46
Phosphosite 15:	RC3H1	Q5TC82	S960	SHGKPLPSAEREQLR	55 / 9 AA	126
Phosphosite 16:	TOX3	O15405	S97	ALSDPLPSQGSEFTP	55 / 9 AA	63
Phosphosite 17:	EHMT1	Q9H9B1	S952	LQCASLNSQVWSALQ	71 / 7 AA	138
Phosphosite 18:	FTHL17	Q9BXU8	S7	_MATAQPSQVRQKYD	83 / 6 AA	21
Phosphosite 19:	SLTM	Q9NWH9	S214	EVSKPLPSEGSLAEA	62 / 8 AA	117
Phosphosite 20:	POLQ	O75417	S687	QMKEPLPSEVTSNHF	83 / 6 AA	198