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:	S594
P-Site Sequence:	EHLPFLTSVSDKPTV
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	S594	EHLPFLTSVSDKPTV	100 / 9 AA	119
Phosphosite 1:	C5orf42	Q9H799	S460	ADIPFLTSFSGKLRE	77 / 9 AA	237
Phosphosite 2:	FAM117A	Q9C073	S365	PDLAFLTSCPDKNKV	66 / 9 AA	48
Phosphosite 3:	IDO2	Q6ZQW0	S393	AVMSFLKSVRDKTLE	66 / 9 AA	45
Phosphosite 4:	TIPIN	Q9BVW5	T179	TELDPFLTNLSESEM	62 / 8 AA	34
Phosphosite 5:	C1orf9	Q9UBS9	S382	TPKDFLVSISDRYPT	62 / 8 AA	139
Phosphosite 6:	APPL2	Q8NEU8	S228	RMDSFLSSVADMVQS	55 / 9 AA	74
Phosphosite 7:	BMP2K	Q9NSY1	T942	TPFQPFLTSTSKSES	85 / 7 AA	129
Phosphosite 8:	BMP2KL	Q5H9B9	T192	TPFQPFLTSTSKSES	85 / 7 AA	46
Phosphosite 9:	BMP2K	Q9NSY1	S943	PFQPFLTSTSKSESN	85 / 7 AA	129
Phosphosite 10:	BMP2KL	Q5H9B9	S193	PFQPFLTSTSKSESN	85 / 7 AA	46
Phosphosite 11:	ABCA12	Q86UK0	T1063	FMKDNFLTSVSYSLP	100 / 6 AA	293
Phosphosite 12:	LPGAT1	Q92604	T208	KNNLPFLTNVTLPRS	71 / 7 AA	43
Phosphosite 13:	GABRB1	P18505	S388	SEVLTSVSDPKATMY	100 / 6 AA	54
Phosphosite 14:	SMOC2	Q9H3U7	S315	KKHEFLTSVLDALST	85 / 7 AA	50
Phosphosite 15:	EHM2	Q9H329	T498	NGGTPFLTAASGRHH	62 / 8 AA	100
Phosphosite 16:	GABRB1	P18505	S386	SGSEVLTSVSDPKAT	100 / 6 AA	54
Phosphosite 17:	TTN	Q8WZ42	S25442	PGTPFVTSISKDQML	71 / 7 AA	3816
Phosphosite 18:	HELT	A6NFD8	T295	QQHSPFLTPVQGLDR	83 / 6 AA	36
Phosphosite 19:	CATSPER1	Q8NEC5	S568	RRLSFLTSVQEVTGT	62 / 8 AA	90
Phosphosite 20:	GABRB1	P18505	T385	TSGSEVLTSVSDPKA	100 / 6 AA	54