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:	PDZD4
Human P-Site:	S53
P-Site Sequence:	VIQVLRRSPRLRGDS
UniProt:	Q76G19
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PDZD4	Q76G19	S53	VIQVLRRSPRLRGDS	100 / 9 AA	86
Phosphosite 1:	PKD1L3	Q7Z443	S1574	LWNLLRHSPRLRVIS	77 / 9 AA	196
Phosphosite 2:	ANKRD31	Q8N7Z5	S387	TACVLRRSSRLEKLK	87 / 8 AA	211
Phosphosite 3:	RBM15	Q96T37	S13	RDPVPRRSPRWRRAV	77 / 9 AA	107
Phosphosite 4:	PDZRN3	Q9UPQ7	T339	VVQVLRRTPRTKMFT	85 / 7 AA	120
Phosphosite 5:	C15orf42	Q7Z2Z1	S1013	DEISLRRSPRIKQLS	75 / 8 AA	211
Phosphosite 6:	JAK3	P52333	S404	GSYVLRRSPQDFDSF	85 / 7 AA	125
Phosphosite 7:	UBR4	Q5T4S7	S1042	ILHTLRWSSRLRISS	66 / 9 AA	574
Phosphosite 8:	NHLRC1	Q6VVB1	T254	AEGVLRRTERLQAHL	66 / 9 AA	42
Phosphosite 9:	ATRX	P46100	S656	EESDLRRSPRVKTTP	75 / 8 AA	283
Phosphosite 10:	ALOX15	P16050	S244	NPVVLRRSAHLPARL	75 / 8 AA	75
Phosphosite 11:	RSF1	Q96T23	S778	VGRTLRRSPRISRPT	75 / 8 AA	164
Phosphosite 12:	C1orf106	Q3KP66	S643	TVCVLRRSPDGAPVQ	100 / 6 AA	73
Phosphosite 13:	UBR4	Q5T4S7	S1043	LHTLRWSSRLRISSY	75 / 8 AA	574
Phosphosite 14:	PTPN3	P26045	S381	PITPNWRSPRLRHEI	85 / 7 AA	104
Phosphosite 15:	GATAD1	Q8WUU5	S92	KQEIHRRSARLRNTK	66 / 9 AA	29
Phosphosite 16:	KIF20A	O95235	S677	SELALRRSQRLAASA	75 / 8 AA	100
Phosphosite 17:	MAST3	O60307	S146	LDEEGGRSPRLRPRS	100 / 6 AA	143
Phosphosite 18:	AFAP1L1	Q8TED9	S104	ASPELAKSPRLRNAA	75 / 8 AA	86
Phosphosite 19:	MAST3	O60307	S1215	HPPAPARSPRLRRGQ	100 / 6 AA	143
Phosphosite 20:	TULP4	Q9NRJ4	S565	AAQELSRSPRLPLRK	85 / 7 AA	169