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:	FAM21B
Human P-Site:	S565
P-Site Sequence:	RDSGTLQSQEAKAVK
UniProt:	Q5SNT6
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	FAM21B	Q5SNT6	S565	RDSGTLQSQEAKAVK	100 / 9 AA	137
Phosphosite 1:	FAM21A	Q641Q2	S653	RDSGTLQSQEAKAVK	100 / 9 AA	147
Phosphosite 2:	ARHGEF17	Q96PE2	S1653	SPSGTLQSQASRSTI	66 / 9 AA	222
Phosphosite 3:	Golgin subfamily A member 2-like protein 2	Q9H5Y0	S10	NIPGDLESQEAMVAF	66 / 9 AA	14
Phosphosite 4:	HEATR7A	Q8NDA8	S234	LFHQWLQSREAKLRL	85 / 7 AA	181
Phosphosite 5:	RBMS3	Q6XE24	S353	GTTGTIQSQDRIMIL	71 / 7 AA	47
Phosphosite 6:	FAM21A	Q641Q2	T650	GEPRDSGTLQSQEAK	100 / 6 AA	147
Phosphosite 7:	FAM21B	Q5SNT6	T562	GEPRDSGTLQSQEAK	100 / 6 AA	137
Phosphosite 8:	ARHGEF17	Q96PE2	T1650	SSPSPSGTLQSQASR	100 / 6 AA	222
Phosphosite 9:	ARHGAP23	Q9P227	S1476	GDTGSLQSQPPRRSA	55 / 9 AA	162
Phosphosite 10:	BIRC1	Q13075	S1090	EVSGTIQSQDQIFPN	71 / 7 AA	160
Phosphosite 11:	p38-gamma	P53778	S255	EFVQRLQSDEAKNYM	85 / 7 AA	42
Phosphosite 12:	SLC7A9	P82251	S18	EDEKSIQSQEPKTTS	62 / 8 AA	53
Phosphosite 13:	NUP214	P35658	S2040	TSFGTLASQNAPTFG	75 / 8 AA	214
Phosphosite 14:	KIAA0427	O43310	S513	CLRELLQSQDVKEDA	71 / 7 AA	68
Phosphosite 15:	TNKS1BP1	Q9C0C2	S836	AQLGTQRSQEADVQD	75 / 8 AA	182
Phosphosite 16:	HMGN4	O00479	S80	RDASTLQSQKAEGTG	75 / 8 AA	9
Phosphosite 17:	EHBP1L1	Q8N3D4	S914	TQPRVLGSQEAKAEI	75 / 8 AA	162
Phosphosite 18:	ERAP2	Q6P179	S124	ITNATLQSEEDSRYM	71 / 7 AA	110
Phosphosite 19:	NEFH	P12036	S289	AVQSTLQSEEWFRVR	71 / 7 AA	112
Phosphosite 20:	DHTKD1	Q96HY7	S139	IETSQLQSQDEKDWF	71 / 7 AA	103