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:	T342
P-Site Sequence:	SSPIHSSTVDGNDTE
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	T342	SSPIHSSTVDGNDTE	100 / 9 AA	119
Phosphosite 1:	C4orf21	Q86YA3	S341	QSSPIHSSTVDGNDT	100 / 8 AA	119
Phosphosite 2:	C4orf21	Q86YA3	S340	SQSSPIHSSTVDGND	100 / 7 AA	119
Phosphosite 3:	Tiam2	Q8IVF5	T798	LLHIYGSTVDGVPRD	75 / 8 AA	193
Phosphosite 4:	Tiam2	Q8IVF5	S797	ELLHIYGSTVDGVPR	75 / 8 AA	193
Phosphosite 5:	CCDC125	Q86Z20	T101	NYRRQSSTVDSNSEL	75 / 8 AA	59
Phosphosite 6:	C2orf49	Q9BVC5	T92	NETKRSSTVDGLRKR	85 / 7 AA	26
Phosphosite 7:	C2orf49	Q9BVC5	S91	KNETKRSSTVDGLRK	85 / 7 AA	26
Phosphosite 8:	RABL2A	Q9UBK7	T64	TLYKHTATVDGKTIL	62 / 8 AA	26
Phosphosite 9:	C8orf47	Q6P6B1	T49	HALGRESTVDGNVQR	75 / 8 AA	40
Phosphosite 10:	ANKRD11	Q6UB99	S313	PSFAPSSSVDGNNTD	75 / 8 AA	298
Phosphosite 11:	HOXC4	P09017	T146	MKKIHVSTVNPNYNG	66 / 9 AA	30
Phosphosite 12:	RABL2B	Q9UNT1	T64	TLYKHTATVDGRTIL	71 / 7 AA	26
Phosphosite 13:	CDC42BPA	Q5VT25	S475	TVQALQYSTVDGPLT	62 / 8 AA	197
Phosphosite 14:	GOSR1	O95249	T42	TSYSHSSTRDGRRDR	85 / 7 AA	29
Phosphosite 15:	TMCC1	O94876	S220	DGSIHTDSVDGTPDP	62 / 8 AA	72
Phosphosite 16:	GOSR1	O95249	S41	CTSYSHSSTRDGRRD	85 / 7 AA	29
Phosphosite 17:	TRIM25	Q14258	S340	LIKGIHQSTIDLKNE	71 / 7 AA	71
Phosphosite 18:	HERV-K_6q14.1 provirus ancestral Gag-Pol polyprotein	P63128	S718	KGVQIHTSVVDSDYK	62 / 8 AA	124
Phosphosite 19:	RICS	A7KAX9	S1431	IAAIHSSSADATSSS	62 / 8 AA	231
Phosphosite 20:	MAP3K13	O43283	T104	VSQGNSNTVDGESTS	71 / 7 AA	108