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:	KCNH1
Human P-Site:	S879
P-Site Sequence:	ATLKKTDSCDSGITK
UniProt:	O95259
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	KCNH1	O95259	S879	ATLKKTDSCDSGITK	100 / 9 AA	111
Phosphosite 1:	KCNH5	Q8NCM2	S863	NPLRKTDSCDSGITK	88 / 9 AA	112
Phosphosite 2:	KCNH1	O95259	T877	GEATLKKTDSCDSGI	100 / 7 AA	111
Phosphosite 3:	KCNH5	Q8NCM2	T861	TKNPLRKTDSCDSGI	85 / 7 AA	112
Phosphosite 4:	PAPSS1	O43252	T204	APELVLKTDSCDVND	100 / 6 AA	71
Phosphosite 5:	C9orf156	Q9BU70	S197	QSDSKTDSCDQRQLS	100 / 6 AA	49
Phosphosite 6:	PABPC4	Q13310	S493	AQQGLTDSCQSGGVP	85 / 7 AA	71
Phosphosite 7:	TTN	Q8WZ42	S33844	EIHKTDTSDSGLYTC	75 / 8 AA	3816
Phosphosite 8:	TTN	Q8WZ42	T33843	LEIHKTDTSDSGLYT	75 / 8 AA	3816
Phosphosite 9:	C9orf156	Q9BU70	T195	VSQSDSKTDSCDQRQ	100 / 6 AA	49
Phosphosite 10:	KCNH5	Q8NCM2	S866	RKTDSCDSGITKSDL	100 / 6 AA	112
Phosphosite 11:	KCNH1	O95259	S882	KKTDSCDSGITKSDL	100 / 6 AA	111
Phosphosite 12:	ADRB1	P08588	S260	KQVKKIDSCERRFLG	62 / 8 AA	51
Phosphosite 13:	FHAD1	B1AJZ9	T1107	KPRKKTQTCDTSVQI	55 / 9 AA	162
Phosphosite 14:	SNED1	Q8TER0	S622	CEIGKPDSCASGPCH	75 / 8 AA	152
Phosphosite 15:	PHF3	Q92576	S560	DKEPKIQSCNSGVKS	62 / 8 AA	229
Phosphosite 16:	TTC16	Q8NEE8	S655	SSLLKTQSSDSGNNR	75 / 8 AA	98
Phosphosite 17:	TTC16	Q8NEE8	S656	SLLKTQSSDSGNNRE	75 / 8 AA	98
Phosphosite 18:	FHAD1	B1AJZ9	T1105	EQKPRKKTQTCDTSV	71 / 7 AA	162
Phosphosite 19:	ATRX	P46100	S1073	KSTGKGDSCDSSEDK	85 / 7 AA	283
Phosphosite 20:	KIDINS220	Q9ULH0	S1584	LLDKKDSSDSGVRSS	75 / 8 AA	197