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:	CTPS2
Human P-Site:	S537
P-Site Sequence:	SSRPMKPSPPYLGLL
UniProt:	Q9NRF8
Intern. Prot. ID:	IPI00645702

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTPS2	Q9NRF8	S537	SSRPMKPSPPYLGLL	100 / 9 AA	66
Phosphosite 1:	CTPS	P17812	S537	LSRPIKPSPPYFGLL	77 / 9 AA	67
Phosphosite 2:	GPR158	Q5T848	S266	DKSHFKWSPPYLECE	75 / 8 AA	135
Phosphosite 3:	C1orf182	Q96A04	S29	PLCRAKPSPSYINLQ	71 / 7 AA	14
Phosphosite 4:	axin 1	O15169	Y82	SASPTPPYLKWAESL	83 / 6 AA	96
Phosphosite 5:	axin 1	O15169	T79	PEGSASPTPPYLKWA	83 / 6 AA	96
Phosphosite 6:	FLJ20581	Q6NUN0	S396	SGSMGKASPPYDVQI	83 / 6 AA	65
Phosphosite 7:	FBLN2	P98095	S384	PRDPVKPSPHNILST	55 / 9 AA	127
Phosphosite 8:	KIAA0922	A2VDJ0	S1517	GHASFISSPPYLTST	55 / 9 AA	179
Phosphosite 9:	DIDO1	Q9BTC0	S1829	DSRGPSPSYLGGPRG	83 / 6 AA	244
Phosphosite 10:	RC3H1	Q5TC82	Y638	APEPAPPYLDHYPPY	83 / 6 AA	126
Phosphosite 11:	FAT	Q14517	S4355	KPLEEKPSQPYSARE	83 / 6 AA	506
Phosphosite 12:	KIAA0922	A2VDJ0	Y1520	SFISSPPYLTSTRSL	83 / 6 AA	179
Phosphosite 13:	DIDO1	Q9BTC0	S1827	YGDSRGPSPSYLGGP	83 / 6 AA	244
Phosphosite 14:	GPR158	Q5T848	Y269	HFKWSPPYLECENGS	100 / 5 AA	135
Phosphosite 15:	AGRN	O00468	Y123	FVNPAPPYLWPAHKN	83 / 6 AA	215
Phosphosite 16:	NR1D1	P20393	S253	TPGPMGPSPPPAPVP	85 / 7 AA	67
Phosphosite 17:	SPEG	Q15772	S853	RTPTMKPSPSQNRRS	100 / 5 AA	354
Phosphosite 18:	ZNF438	Q7Z4V0	S162	MCPQMSPSPPHHPEL	71 / 7 AA	92
Phosphosite 19:	CTPS	P17812	Y540	PIKPSPPYFGLLLAS	83 / 6 AA	67
Phosphosite 20:	DIDO1	Q9BTC0	Y1830	SRGPSPSYLGGPRGV	83 / 6 AA	244