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:	Y223
P-Site Sequence:	NSHILDQYRNASNPL
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	Y223	NSHILDQYRNASNPL	100 / 9 AA
Phosphosite 1:	GAPVD1	Q14C86	Y1036	AEDILDKYRNAIKRT	87 / 8 AA	165
Phosphosite 2:	ZNF281	Q9Y2X9	Y614	LQSILDQYSNKSESQ	77 / 9 AA	97
Phosphosite 3:	IPO8	O15397	Y312	LLKILDQYRQKEYVA	100 / 6 AA	120
Phosphosite 4:	MAN2A1	Q16706	Y407	ARMLLDQYRKKSKLF	66 / 9 AA	131
Phosphosite 5:	MAN2A2	P49641	Y407	AALLLDQYRKKSQLF	66 / 9 AA	129
Phosphosite 6:	DSP	P15924	Y2547	DRKFFDQYRSGSLSL	55 / 9 AA	332
Phosphosite 7:	DEF	Q68CQ4	Y606	VNKILPQYRDAVMSH	75 / 8 AA	87
Phosphosite 8:	CCDC88B	A6NC98	Y1299	VEKIMDQYRVLEPVP	83 / 6 AA	165
Phosphosite 9:	WHRN	Q9P202	Y449	MAYYLDEYRGGSVSV	62 / 8 AA	97
Phosphosite 10:	CCDC96	Q2M329	Y232	RSDLLDQYRSLLVER	71 / 7 AA	63
Phosphosite 11:	RNF20	Q5VTR2	Y650	MKLLLDMYRSAPKEQ	55 / 9 AA	114
Phosphosite 12:	STX12	Q86Y82	Y9	SYGPLDMYRNPGPSG	62 / 8 AA	32
Phosphosite 13:	ZNF880	Q6PDB4	Y161	KSHILNKYRNDFDDS	71 / 7 AA	67
Phosphosite 14:	PLEC1	Q15149	Y4359	DRSALDQYRAGTLSI	62 / 8 AA	532
Phosphosite 15:	KIAA1033	Q2M389	Y1064	ILKLLDQYREFDSLH	71 / 7 AA	136
Phosphosite 16:	ZNF862	O60290	Y593	GTVILGKYRNRTACT	71 / 7 AA	132
Phosphosite 17:	AKAP11	Q9UKA4	Y1447	CERTLDPYRNEVSQL	62 / 8 AA	211
Phosphosite 18:	KLHL22	Q53GT1	Y156	EENILDVYRLAELFD	75 / 8 AA	72
Phosphosite 19:	ZNF281	Q9Y2X9	S615	QSILDQYSNKSESQK	75 / 8 AA	97
Phosphosite 20:	DSP	P15924	S2549	KFFDQYRSGSLSLTQ	71 / 7 AA	332