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:	KCNH3
Human P-Site:	S423
P-Site Sequence:	RPAGGNSSGQSDNCS
UniProt:	Q9ULD8
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	KCNH3	Q9ULD8	S423	RPAGGNSSGQSDNCS	100 / 9 AA	117
Phosphosite 1:	KCNH3	Q9ULD8	S422	RRPAGGNSSGQSDNC	100 / 8 AA	117
Phosphosite 2:	TTC31	Q49AM3	T91	LDDEGKSTGQSDRGK	75 / 8 AA	57
Phosphosite 3:	ZNF300	Q96RE9	S222	SFGGGKSSSQSEPNS	66 / 9 AA	69
Phosphosite 4:	CMPK1	P30085	S138	CLERGKSSGRSDDNR	75 / 8 AA	22
Phosphosite 5:	ARHGAP21	Q5T5U3	S351	LLKSGNYSGHSDGIS	75 / 8 AA	217
Phosphosite 6:	USP34	Q70CQ2	S583	SSGPGSSSGHSDGSS	75 / 8 AA	404
Phosphosite 7:	ZNF251	Q9BRH9	S107	LKERVGNSAGQSLNK	85 / 7 AA	71
Phosphosite 8:	CWF19L1	Q69YN2	S168	VGNFGNSSGEVDTKK	75 / 8 AA	61
Phosphosite 9:	CACNA1A	O00555	S2360	PPTGGHSSGRSPRME	75 / 8 AA	282
Phosphosite 10:	DEPDC5	O75140	S1058	AVHGGKSSAQSAESS	75 / 8 AA	178
Phosphosite 11:	CACNA1A	O00555	S2359	RPPTGGHSSGRSPRM	75 / 8 AA	282
Phosphosite 12:	DEPDC5	O75140	S1057	AAVHGGKSSAQSAES	75 / 8 AA	178
Phosphosite 13:	KIF21A	Q7Z4S6	S630	DIDGGESSDESDSES	66 / 9 AA	187
Phosphosite 14:	KCNH3	Q9ULD8	S426	GGNSSGQSDNCSSSS	100 / 6 AA	117
Phosphosite 15:	RASIP1	Q5U651	S413	VFGRGGNSSGRGGSP	85 / 7 AA	103
Phosphosite 16:	EIF2C2	Q9UKV8	S831	SAEGSHTSGQSNGRD	55 / 9 AA	97
Phosphosite 17:	CD22	P20273	S725	QQGLQENSSGQSFFV	100 / 6 AA	95
Phosphosite 18:	CD22	P20273	S726	QGLQENSSGQSFFVR	100 / 6 AA	95
Phosphosite 19:	AFF4	Q9UHB7	S147	SSSGTNSSGQRHDRE	66 / 9 AA	127
Phosphosite 20:	MYST3	Q92794	S1581	GGSICGNSSSQSSCS	85 / 7 AA	225