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:	CCDC121
Human P-Site:	S273
P-Site Sequence:	SLPQGTKSRINPK__
UniProt:	Q6ZUS5
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CCDC121	Q6ZUS5	S273	SLPQGTKSRINPK__	100 / 9 AA	33
Phosphosite 1:	Ig-alpha	P11912	T140	FLDMGEGTKNRIITA	71 / 7 AA	25
Phosphosite 2:	PAN2	Q504Q3	S998	LRSDGTKSTIKPSQM	66 / 9 AA	135
Phosphosite 3:	StARD13	Q9Y3M8	S705	FRKSGVKSRIHALRQ	62 / 8 AA	125
Phosphosite 4:	Sh3rf2	Q8TEC5	S102	TLQDGRKSRTNPRRL	66 / 9 AA	79
Phosphosite 5:	PAN2	Q504Q3	T999	RSDGTKSTIKPSQMS	75 / 8 AA	135
Phosphosite 6:	Abi-1	Q8IZP0	S172	PARTGTLSRTNPPTQ	75 / 8 AA	55
Phosphosite 7:	LRRC8A	Q8IWT6	S217	PMLQRTKSRIEQGIV	66 / 9 AA	94
Phosphosite 8:	LRRC8A	Q8IWT6	T215	TVPMLQRTKSRIEQG	85 / 7 AA	94
Phosphosite 9:	CPS1	P31327	S786	DRFHGTSSRIGSSMK	55 / 9 AA	165
Phosphosite 10:	ALDH18A1	P54886	S301	SVTFGTKSRVGMGGM	83 / 6 AA	87
Phosphosite 11:	BIRC6	Q9NR09	S1722	HNKNSNKSRMNPLGS	62 / 8 AA	528
Phosphosite 12:	CPS1	P31327	S785	LDRFHGTSSRIGSSM	71 / 7 AA	165
Phosphosite 13:	FAM44A	Q8NFC6	S1569	GLIIGTHSRNNPLHV	75 / 8 AA	330
Phosphosite 14:	CPS1	P31327	T784	DLDRFHGTSSRIGSS	71 / 7 AA	165
Phosphosite 15:	SSPO	A2VEC9	T4219	PPLCLQGTRSRTLGD	71 / 7 AA	548
Phosphosite 16:	SSPO	A2VEC9	S4221	LCLQGTRSRTLGDSW	71 / 7 AA	548
Phosphosite 17:	ERCC8	Q13216	S379	DDETTTKSQLNPAFE	71 / 7 AA	44
Phosphosite 18:	SRPX2	O60687	S303	YDRQGTPSRVCQSSR	71 / 7 AA	53
Phosphosite 19:	BIRC6	Q9NR09	T3418	GTTQDPGTKDRIQAL	83 / 6 AA	528
Phosphosite 20:	PRRT3	Q5FWE3	S194	GLKAKTKSRVPPTSP	71 / 7 AA	102