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:	FAM21D
Human P-Site:	S279
P-Site Sequence:	AKTTKPKSRSAQAAP
UniProt:	Q5SRD0
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	FAM21D	Q5SRD0	S279	AKTTKPKSRSAQAAP	100 / 9 AA	33
Phosphosite 1:	FAM21C	Q9Y4E1	S1291	AKTTKPKSRSAQAAP	100 / 9 AA	145
Phosphosite 2:	FAM21A	Q641Q2	S1312	AKTTKPKSRSAQAAP	100 / 9 AA	147
Phosphosite 3:	FAM21B	Q5SNT6	S1224	AKTTKPKSRSAQAAP	100 / 9 AA	137
Phosphosite 4:	RBM5	P52756	S534	EKKEKPKSKTAQQIA	75 / 8 AA	92
Phosphosite 5:	SLC30A9	Q6PML9	S226	LGNTKPRSRTASVFF	75 / 8 AA	64
Phosphosite 6:	C15orf42	Q7Z2Z1	S1037	YSVSQPKSRSVQRVH	66 / 9 AA	211
Phosphosite 7:	C15orf42	Q7Z2Z1	S1039	VSQPKSRSVQRVHSF	85 / 7 AA	211
Phosphosite 8:	DGCR8	Q8WYQ5	S383	VSPVKPLSRSAELEF	66 / 9 AA	86
Phosphosite 9:	TMEM101	Q96IK0	S137	LYRRKPRSRSLQSTG	75 / 8 AA	29
Phosphosite 10:	TTN	Q8WZ42	S263	RIPPKPKSRSPTPPS	85 / 7 AA	3816
Phosphosite 11:	SFRS4	Q08170	S288	DNVGKPKSRSPSRHK	85 / 7 AA	57
Phosphosite 12:	FAM83F	Q8NEG4	S415	HRDLKPKSREAPSRN	85 / 7 AA	55
Phosphosite 13:	JARID1B	Q9UGL1	S298	NEKEKPKSRSKKATN	100 / 6 AA	176
Phosphosite 14:	ANKRD13A	Q8IZ07	S220	LDLMKPKSREVERRL	55 / 9 AA	68
Phosphosite 15:	RP1	P56715	S779	GLLTKRKSRSLNKIS	85 / 7 AA	241
Phosphosite 16:	FSIP2	Q5CZC0	S855	KPPTKPGSRSKAAFH	85 / 7 AA	370
Phosphosite 17:	C5orf52	A6NGY3	S63	ICFPRPRSAQQPVLF	71 / 7 AA	18
Phosphosite 18:	ZC3H18	Q86VM9	S487	KGKPKPRSPQPPSRQ	71 / 7 AA	106
Phosphosite 19:	FRMPD3	Q5JV73	S1473	PIALGPKSRSLESPT	71 / 7 AA	199
Phosphosite 20:	SRRM2	Q9UQ35	S257	STTPAPKSRRAHRST	71 / 7 AA	300