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:	PDE1B
Human P-Site:	S523
P-Site Sequence:	CEEEAPPSPAEDEHN
UniProt:	Q01064
Intern. Prot. ID:	IPI00005592

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PDE1B	Q01064	S523	CEEEAPPSPAEDEHN	100 / 9 AA	61
Phosphosite 1:	IQCH	Q86VS3	S224	IPREPPPSPAEVKFF	87 / 8 AA	117
Phosphosite 2:	ARHGEF5	Q12774	S521	TPDSAPPSPAEAYPI	100 / 7 AA	177
Phosphosite 3:	EHBP1L1	Q8N3D4	S1346	PSEEPPPSPGEEAGL	66 / 9 AA	162
Phosphosite 4:	ZNF219	Q9P2Y4	S698	PSGETPPSPSQEGEE	55 / 9 AA	77
Phosphosite 5:	CLCN1	P35523	S903	STGAPPSSAENWNLP	75 / 8 AA	109
Phosphosite 6:	CLCN1	P35523	S902	KSTGAPPSSAENWNL	75 / 8 AA	109
Phosphosite 7:	C14orf73	Q17RC7	S227	AEEEAHPSPPDDGDF	66 / 9 AA	80
Phosphosite 8:	LCP2	Q13094	S410	PNKPRPPSPAEEENS	85 / 7 AA	60
Phosphosite 9:	UNCX	A6NJT0	S501	RPGPRPPSPAEEPAT	85 / 7 AA	54
Phosphosite 10:	TET2	Q6N021	S334	SVFEICPSPAENNIQ	66 / 9 AA	224
Phosphosite 11:	C15orf58	Q6ZNW5	S367	QDCRLPPSQAEDVQA	85 / 7 AA	42
Phosphosite 12:	SP3	Q02447	S73	CSKIGPPSPGDDEEE	62 / 8 AA	82
Phosphosite 13:	SATB1	Q01826	S284	NTAEQPPSPAQLSHG	75 / 8 AA	86
Phosphosite 14:	LZTS2	Q9BRK4	S102	FRTESPPSPSSDVED	66 / 9 AA	73
Phosphosite 15:	SOX8	P57073	S35	SDSDAPPSPAGSEGL	85 / 7 AA	47
Phosphosite 16:	C3orf56	Q8N813	S213	ELRPLPPSPIEDSQL	85 / 7 AA	26
Phosphosite 17:	USP42	Q9H9J4	S804	APEEPPPSAGEDIVG	66 / 9 AA	146
Phosphosite 18:	MRGBP	Q9NV56	S23	GPGEAATSPAEETVV	66 / 9 AA	22
Phosphosite 19:	DBN1	Q16643	S416	APPRGPGSPAEDLMF	75 / 8 AA	71
Phosphosite 20:	RLTPR	Q6F5E8	S1395	PKLEAPPSPSLGSGL	85 / 7 AA	159