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:	CBS
Human P-Site:	S61
P-Site Sequence:	WQLGRPASESPHHHT
UniProt:	P35520
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CBS	P35520	S61	WQLGRPASESPHHHT	100 / 9 AA
Phosphosite 1:	ZFP36L1	Q07352	S283	TFLFRPMSESPHMFD	87 / 8 AA	36
Phosphosite 2:	POU2F2	P09086	S372	PSPGKPASYSPHMVT	77 / 9 AA	51
Phosphosite 3:	PR (Progesterone)	P06401	S200	RQLLLPASESPHWSG	100 / 7 AA	99
Phosphosite 4:	PR (Progesterone)	P06401	S202	LLLPASESPHWSGAP	100 / 7 AA	99
Phosphosite 5:	SPEF2	Q9C093	S946	TAKGKPQSEAPHGKQ	66 / 9 AA	210
Phosphosite 6:	BCoR	Q6W2J9	S569	SSAGRPASASPAPNA	87 / 8 AA	192
Phosphosite 7:	MON1A	Q86VX9	T132	GAVGRPATEPPREGT	66 / 9 AA	62
Phosphosite 8:	CBS	P35520	S63	LGRPASESPHHHTAP	100 / 7 AA
Phosphosite 9:	GPR107	Q5VW38	S550	GYKFRPASDNPYLQL	62 / 8 AA	67
Phosphosite 10:	SMG7	Q92540	S1001	SDHSTPASQSPHSSN	85 / 7 AA	127
Phosphosite 11:	SMG7	Q92540	S1003	HSTPASQSPHSSNPS	85 / 7 AA	127
Phosphosite 12:	SLC25A22	Q9H936	S219	NQLGRPASEEKSPFY	100 / 6 AA	34
Phosphosite 13:	Dact3	Q96B18	T237	RPCGRPPTDSPDAGG	55 / 9 AA	65
Phosphosite 14:	MAGI2	Q86UL8	S1345	PEAGRPASEARAPGL	85 / 7 AA	159
Phosphosite 15:	OR14A16	Q8NHC5	S261	IAYLKPASESPSILD	85 / 7 AA	34
Phosphosite 16:	ZFP36L1	Q07352	S285	LFRPMSESPHMFDSP	85 / 7 AA	36
Phosphosite 17:	SFRS18	Q8TF01	S761	SDSSGRSSSESPGSS	75 / 8 AA	93
Phosphosite 18:	SFRS18	Q8TF01	S762	DSSGRSSSESPGSSK	75 / 8 AA	93
Phosphosite 19:	TPTE2	Q6XPS3	S22	EEAPAKESPHTSEFK	85 / 7 AA	61
Phosphosite 20:	TPTE	P56180	S40	EEAPAKESPHTSEFK	85 / 7 AA	64