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:	C21orf121
Human P-Site:	S100
P-Site Sequence:	GWLPQPSSPGPACAE
UniProt:	Q8N0V1
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C21orf121	Q8N0V1	S100	GWLPQPSSPGPACAE	100 / 9 AA	15
Phosphosite 1:	C21orf121	Q8N0V1	S99	PGWLPQPSSPGPACA	100 / 8 AA	15
Phosphosite 2:	SNTA1	Q13424	S201	PLQRQPSSPGPTPRN	87 / 8 AA	54
Phosphosite 3:	SERPINA13	Q6UXR4	S39	HSGPQDSSPGPALPC	88 / 9 AA	35
Phosphosite 4:	SNTA1	Q13424	S200	SPLQRQPSSPGPTPR	100 / 7 AA	54
Phosphosite 5:	SLC17A2	O00624	S259	SLAQQPSSPGRAVPI	87 / 8 AA	47
Phosphosite 6:	ZNF516	Q92618	S570	DSASQPSSPGSACAA	87 / 8 AA	124
Phosphosite 7:	KLRG2	A4D1S0	S95	GVCPEPPSPGPALVK	77 / 9 AA	43
Phosphosite 8:	CROCC	Q5TZA2	S1490	SPGSQPPSPGPATSP	87 / 8 AA	229
Phosphosite 9:	ZFHX4	Q86UP3	S1976	PAPPQPSSMGPVKIP	77 / 9 AA	394
Phosphosite 10:	ZNF408	Q9H9D4	S174	LLLWPQPSSEGPSLT	87 / 8 AA	78
Phosphosite 11:	ZNF408	Q9H9D4	S175	LLWPQPSSEGPSLTQ	77 / 9 AA	78
Phosphosite 12:	TEX9	Q8N6V9	S26	PPPVQQPSTPGPDLL	85 / 7 AA	45
Phosphosite 13:	SMARCAD1	Q9H4L7	S28	PEATPQPSQPGPSSP	87 / 8 AA	117
Phosphosite 14:	TEX9	Q8N6V9	T27	PPVQQPSTPGPDLLA	75 / 8 AA	45
Phosphosite 15:	SGK223	Q86YV5	S589	SIGPQPPSQGPADPA	77 / 9 AA	150
Phosphosite 16:	SLC7A4	O43246	S422	QKSSPPSSPGPASPG	100 / 7 AA	68
Phosphosite 17:	COL11A2	P13942	S1304	GEPGQPGSPGPTGEN	75 / 8 AA	172
Phosphosite 18:	HEYL	Q9NQ87	S302	VPTPNSSSPGPAGRP	77 / 9 AA	35
Phosphosite 19:	SERPINA13	Q6UXR4	S38	IHSGPQDSSPGPALP	87 / 8 AA	35
Phosphosite 20:	COL4A1	P02462	S892	GTPGQPGSPGPVGAP	75 / 8 AA	161