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:	HCN4
Human P-Site:	S138
P-Site Sequence:	LIAEGDASPGEDRTP
UniProt:	Q9Y3Q4
Intern. Prot. ID:	IPI00023164

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HCN4	Q9Y3Q4	S138	LIAEGDASPGEDRTP	100 / 9 AA	129
Phosphosite 1:	USP20	Q9Y2K6	S277	EKREGDRSPSEDEFL	77 / 9 AA	102
Phosphosite 2:	TNRC5	Q9BT09	S257	GGLEGDPSPEEDEGI	77 / 9 AA	31
Phosphosite 3:	MRM1	Q6IN84	S138	WREAGEASPGDDPQQ	75 / 8 AA	39
Phosphosite 4:	polycystin 1	P98161	S2100	HWDFGDGSPGQDTDE	75 / 8 AA	463
Phosphosite 5:	C9orf153	Q5TBE3	S8	MFLTGDTSPAEDNRE	75 / 8 AA	11
Phosphosite 6:	NOP14	P78316	S365	NEEEGDSSGGEDTEE	77 / 9 AA	98
Phosphosite 7:	INHBB	P09529	S131	PHLDGHASPGADGQE	66 / 9 AA	45
Phosphosite 8:	RP1L1	Q8IWN7	S791	CSKSGAASPGEEARD	75 / 8 AA	261
Phosphosite 9:	ERCC6L	Q2NKX8	T303	RAREKDATPGEKALG	75 / 8 AA	141
Phosphosite 10:	WIZ	O95785	S255	EVAEGVASPDEDEDE	77 / 9 AA	179
Phosphosite 11:	ZNF408	Q9H9D4	S207	AVQQEVASPGEDAAE	100 / 6 AA	78
Phosphosite 12:	RPUSD2	Q8IZ73	S436	DLCEGDLSPGLTDST	85 / 7 AA	61
Phosphosite 13:	PINX1	Q96BK5	S161	KTPEGDASPSTPEEN	85 / 7 AA	37
Phosphosite 14:	FBXO46	Q6PJ61	S162	AAEEGPASAGEDVDL	77 / 9 AA	69
Phosphosite 15:	GHSR	Q92847	S24	ADLDWDASPGNDSLG	85 / 7 AA	41
Phosphosite 16:	PDZD2	O15018	S1291	LPHEGSPSPGEKAAA	75 / 8 AA	302
Phosphosite 17:	TNXB	P22105	S1752	TVARGDASPGAPPRL	85 / 7 AA	464
Phosphosite 18:	ULK4	Q96C45	S376	TSTAVEVSPGEDMTH	71 / 7 AA	65
Phosphosite 19:	NKX1-1	Q15270	S199	GAAETDASPGATVDE	85 / 7 AA	41
Phosphosite 20:	TBX1	O43435	S32	GGFPGAASPGADPYG	75 / 8 AA	43