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:	S1004
P-Site Sequence:	EENISTLSPVSTFSL
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	S1004	EENISTLSPVSTFSL	100 / 9 AA	119
Phosphosite 1:	SIDT2	Q8NBJ9	S138	YVDVSTLSPVNTTYQ	77 / 9 AA	94
Phosphosite 2:	C4orf21	Q86YA3	T1002	SPEENISTLSPVSTF	100 / 7 AA	119
Phosphosite 3:	MGC27016	Q8TBY0	S480	RSSINSLSPVSATLS	66 / 9 AA	60
Phosphosite 4:	PPIL5	Q96L50	T124	DTPVSTLTPVKTSEF	66 / 9 AA	47
Phosphosite 5:	C4orf21	Q86YA3	S1001	TSPEENISTLSPVST	100 / 6 AA	119
Phosphosite 6:	SETBP1	Q9Y6X0	S800	SLKEITLSPVSESHS	100 / 6 AA	170
Phosphosite 7:	ZNF473	Q8WTR7	S157	HELKRGLSPVSTVST	100 / 6 AA	100
Phosphosite 8:	DHX32	Q7L7V1	S721	VDHLSPVSTMNKEQQ	100 / 6 AA	84
Phosphosite 9:	DHX32	Q7L7V1	S718	QQVVDHLSPVSTMNK	66 / 9 AA	84
Phosphosite 10:	ELK4	P28324	S381	IHFWSTLSPVAPLSP	85 / 7 AA	47
Phosphosite 11:	LRCH2	Q5VUJ6	S592	NANMSTQSPVSSEEY	66 / 9 AA	85
Phosphosite 12:	C4orf21	Q86YA3	S1007	ISTLSPVSTFSLNSR	100 / 6 AA	119
Phosphosite 13:	ZFHX3	Q15911	S1653	SLSSSTPSPVSTSGS	87 / 8 AA	404
Phosphosite 14:	ZNF473	Q8WTR7	S160	KRGLSPVSTVSTGED	100 / 6 AA	100
Phosphosite 15:	SI1	Q9P2N6	S876	PSRITTLSPMGSGAA	55 / 9 AA	96
Phosphosite 16:	MGC27016	Q8TBY0	S478	FHRSSINSLSPVSAT	71 / 7 AA	60
Phosphosite 17:	IARS2	Q9NSE4	S355	FETISTLSGVDLENG	85 / 7 AA	114
Phosphosite 18:	PPIL5	Q96L50	T122	NVDTPVSTLTPVKTS	71 / 7 AA	47
Phosphosite 19:	SI1	Q9P2N6	T874	GQPSRITTLSPMGSG	71 / 7 AA	96
Phosphosite 20:	EHD1	Q9H4M9	S456	DEIFYTLSPVNGKIT	62 / 8 AA	61