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:	S891
P-Site Sequence:	PGACGSPSAPTPSAG
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	S891	PGACGSPSAPTPSAG	100 / 9 AA	129
Phosphosite 1:	HCN4	Q9Y3Q4	S889	PPPGACGSPSAPTPS	100 / 7 AA	129
Phosphosite 2:	LRRC8D	Q7L1W4	S248	SSDEGSPSASTPMIN	87 / 8 AA	98
Phosphosite 3:	MUC2	Q02817	S4292	GTTTGSSSAPTPSTV	87 / 8 AA	540
Phosphosite 4:	PPIL6	Q8IXY8	S18	HARCGSPSLPERPLQ	85 / 7 AA	35
Phosphosite 5:	PPIL6	Q8IXY8	S16	PPHARCGSPSLPERP	85 / 7 AA	35
Phosphosite 6:	RNF43	Q68DV7	S661	RKRRGGPSEPTPGSR	66 / 9 AA	86
Phosphosite 7:	SERPINE2	P07093	S230	LSVFRCGSTSAPNDL	85 / 7 AA	44
Phosphosite 8:	BC024868	O75864	T547	SPPGSPSTPTEQRIS	85 / 7 AA	74
Phosphosite 9:	C17orf96	A6NHQ4	S22	SPRGSPCSPTPRKPC	75 / 8 AA	39
Phosphosite 10:	BC024868	O75864	S546	RSPPGSPSTPTEQRI	85 / 7 AA	74
Phosphosite 11:	LYST	Q99698	S3475	KWGEYVGSPSAPVPV	85 / 7 AA	429
Phosphosite 12:	SPSB2	Q99619	T13	LAGGSSSTPTPQALY	75 / 8 AA	29
Phosphosite 13:	CASKIN2	Q8WXE0	S764	MYPQGSPSSPAPGPP	75 / 8 AA	127
Phosphosite 14:	PLCH1	Q4KWH8	T1623	RNKPSAPTPAVNRHS	100 / 6 AA	189
Phosphosite 15:	CASKIN2	Q8WXE0	S358	IPAARLPSAPTPLRP	100 / 6 AA	127
Phosphosite 16:	NLRP1	Q9C000	S109	EPHLGSPSQPTSTAV	85 / 7 AA	166
Phosphosite 17:	SPSB2	Q99619	S12	ALAGGSSSTPTPQAL	75 / 8 AA	29
Phosphosite 18:	CASKIN2	Q8WXE0	S765	YPQGSPSSPAPGPPP	75 / 8 AA	127
Phosphosite 19:	AATK	Q6ZMQ8	S1275	RGSPGSPSAPNRPQQ	85 / 7 AA	145
Phosphosite 20:	THPO	P40225	S328	HPLLPDPSAPTPTPT	100 / 6 AA	38