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:	C21orf56
Human P-Site:	S79
P-Site Sequence:	TSVADTPSQLQTSSL
UniProt:	Q9H0A9
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C21orf56	Q9H0A9	S79	TSVADTPSQLQTSSL	100 / 9 AA	38
Phosphosite 1:	C21orf56	Q9H0A9	T77	RFTSVADTPSQLQTS	100 / 7 AA	38
Phosphosite 2:	PCSK5	Q92824	S577	LEVYDTPSQLRNFKT	75 / 8 AA	102
Phosphosite 3:	Cyclin K	O75909	S36	KDLAHTPSQLEGLDP	75 / 8 AA	41
Phosphosite 4:	PCSK5	Q92824	T575	WVLEVYDTPSQLRNF	100 / 6 AA	102
Phosphosite 5:	CNTD1	Q8N815	S238	SIENSTPSQLQGEKF	100 / 6 AA	37
Phosphosite 6:	TRIM52	Q96A61	S9	AGYATTPSPMQTLQE	66 / 9 AA	35
Phosphosite 7:	Cyclin K	O75909	T34	DKKDLAHTPSQLEGL	85 / 7 AA	41
Phosphosite 8:	ZMYM4	Q5VZL5	S975	CQTEDTPSQPQIIVV	66 / 9 AA	173
Phosphosite 9:	SMARCC1	Q92922	S564	NVLADTPSGLVPLHL	85 / 7 AA	123
Phosphosite 10:	NHSL2	Q5HYW2	S322	TSRATTPSQLSIEVE	85 / 7 AA	76
Phosphosite 11:	NHSL2	Q5HYW2	T320	PSTSRATTPSQLSIE	85 / 7 AA	76
Phosphosite 12:	SKIV2L	Q15477	S738	RMMMGKPSQLQSQFR	62 / 8 AA	138
Phosphosite 13:	KIAA1305	Q9P2P1	S867	KMLSITPSQLENGKK	83 / 6 AA	208
Phosphosite 14:	SUMO2	P61956	T72	QPINETDTPAQLEME	71 / 7 AA	11
Phosphosite 15:	SUMO3	P55854	T71	QPINETDTPAQLEME	71 / 7 AA	12
Phosphosite 16:	FOXO3	O43524	S284	APESADDSPSQLSKW	83 / 6 AA	71
Phosphosite 17:	FAM186A	A6NE01	S2130	IKTCGLPSQLHTMAR	83 / 6 AA	263
Phosphosite 18:	FOXO3	O43524	S286	ESADDSPSQLSKWPG	83 / 6 AA	71
Phosphosite 19:	MS4A14	Q96JA4	S287	QSAIVQPSQMQTKLL	83 / 6 AA	77
Phosphosite 20:	QRICH1	Q2TAL8	S162	SLQSPSPSQLQAAQI	71 / 7 AA	86