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:	S145
P-Site Sequence:	MKHSPGLSRDLMYFS
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	S145	MKHSPGLSRDLMYFS	100 / 9 AA	86
Phosphosite 1:	tau	P10636	S146	EPGPPGLSHQLMSGM	66 / 9 AA	79
Phosphosite 2:	MESDC1	Q9H1K6	S188	LEVSQGLSRNLKFLT	66 / 9 AA	38
Phosphosite 3:	GDF5OS	Q5U4N7	S190	APSSPSFSRALMSNT	66 / 9 AA	28
Phosphosite 4:	ACIN1	Q9UKV3	S661	KSLSPGVSRDSSTSY	85 / 7 AA	152
Phosphosite 5:	KLF7	O75840	S145	PPSSPELSRHLVKTS	66 / 9 AA	33
Phosphosite 6:	NBPF3	Q9H094	S405	EATSPRLSRELLDEK	66 / 9 AA	73
Phosphosite 7:	C20orf196	Q8IYI0	S189	EKPNPGLSKDITHFL	62 / 8 AA	23
Phosphosite 8:	DNMT3L	Q9UJW3	T33	SSSVSPGTGRDLIAY	75 / 8 AA	44
Phosphosite 9:	DSCAM	O60469	T1918	LNRGGPGTSRDLSLG	75 / 8 AA	222
Phosphosite 10:	DSCAM	O60469	S1919	NRGGPGTSRDLSLGQ	85 / 7 AA	222
Phosphosite 11:	PACS1	Q6VY07	S789	PPSSSGLSRDATATP	85 / 7 AA	105
Phosphosite 12:	CPSF3	Q9UKF6	S337	GMMQSGLSRELFESW	62 / 8 AA	77
Phosphosite 13:	IGSF3	O75054	S199	PVEVISLSRDFMLHS	71 / 7 AA	135
Phosphosite 14:	SOLO	Q8TER5	S266	AEGSPGLSRVRTVPT	100 / 6 AA	165
Phosphosite 15:	VPS45	Q9NRW7	S256	LSRVPGISKDLREVV	71 / 7 AA	65
Phosphosite 16:	aven	Q9NQS1	S265	DNPSPGPSRDSQKPT	85 / 7 AA	39
Phosphosite 17:	PRRT3	Q5FWE3	S789	PQGGPGLSRNGVGPA	71 / 7 AA	102
Phosphosite 18:	ARHGEF18	Q6ZSZ5	S154	SDGSPALSRNVGMTV	62 / 8 AA	131
Phosphosite 19:	PLEKHG1	Q9ULL1	S881	AESTPELSRDVGRSV	62 / 8 AA	155
Phosphosite 20:	CCDC142	Q17RM4	S199	EPASPGLSSQLAELL	75 / 8 AA	82