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:	T916
P-Site Sequence:	SSGSKEETAFQAVIP
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	T916	SSGSKEETAFQAVIP	100 / 9 AA	119
Phosphosite 1:	TMEM48	Q9BTX1	T410	KLNSPEETAFQTPKS	77 / 9 AA	76
Phosphosite 2:	LKAP	Q9Y4F3	T725	EKKDKEETVFQVSYP	75 / 8 AA	193
Phosphosite 3:	OPA1	O60313	T191	TSGSPEETAFRATDR	77 / 9 AA	112
Phosphosite 4:	CASC5	Q8NG31	T396	VFKSKQNTAFQDLSI	75 / 8 AA	265
Phosphosite 5:	SOCS6	O14544	T22	LNKSKEETDFMVVQQ	66 / 9 AA	60
Phosphosite 6:	TRAM1	Q15629	S327	LRRWREHSAFQAPAV	55 / 9 AA	43
Phosphosite 7:	AFMID	Q63HM1	S107	QSGSKDESAFMVHPL	55 / 9 AA	34
Phosphosite 8:	CASC1	Q6TDU7	T670	SEALKEETEFHSTLY	62 / 8 AA	83
Phosphosite 9:	ZC3H13	Q5T200	T1062	DSQKKEDTAFSDWSD	83 / 6 AA	197
Phosphosite 10:	SUN1	O94901	T780	ALKRPDDTAFQIVEL	66 / 6 AA	90
Phosphosite 11:	GREM1	O60565	S137	HIRKEEGSFQSCSFC	62 / 8 AA	21
Phosphosite 12:	maestro	Q9BYG7	S215	LKLKEEYSFQSEEDQ	62 / 8 AA	29
Phosphosite 13:	C11orf66	Q7Z5V6	T265	ARGSKRETAFSRGNE	85 / 7 AA	47
Phosphosite 14:	PFAS	O15067	S1015	RALWEETSFQLDRLQ	83 / 6 AA	145
Phosphosite 15:	THUMPD3	Q9BV44	T220	DESSKEETEPQVLKF	66 / 9 AA	57
Phosphosite 16:	SLC25A24	Q6NUK1	T26	EQPTRYETLFQALDR	55 / 9 AA	53
Phosphosite 17:	ATG2B	Q96BY7	T637	TFHSKEETGSHSPVC	55 / 9 AA	233
Phosphosite 18:	ATM	Q13315	T1997	SEKSKEETGISLQDL	71 / 7 AA	351
Phosphosite 19:	AKAP9	Q99996	T1314	ENLPKEETEFLSIHS	55 / 9 AA	454
Phosphosite 20:	C10orf82	Q8WW14	T74	KPVNSEETVLQALHQ	71 / 7 AA	26