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:	CLDN20
Human P-Site:	S115
P-Site Sequence:	GGDRETKSHASFAGG
UniProt:	P56880
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CLDN20	P56880	S115	GGDRETKSHASFAGG	100 / 9 AA	24
Phosphosite 1:	CLDN20	P56880	T113	RLGGDRETKSHASFA	100 / 7 AA	24
Phosphosite 2:	APBA3	O96018	S469	AAVRETKSQTSVTLS	75 / 8 AA	61
Phosphosite 3:	piccolo	Q9Y6V0	S1581	LKYRETKSQESEELV	75 / 8 AA	567
Phosphosite 4:	DOK6	Q6PKX4	T75	ITRLPRETKKHAVAI	85 / 7 AA	38
Phosphosite 5:	GPR15	P49685	S27	SDIRETHSHVPYTSV	55 / 9 AA	41
Phosphosite 6:	SPINK5	Q9NQ38	S429	RNKRQSKSTASFEEL	66 / 9 AA	121
Phosphosite 7:	CCK-A receptor	P32238	S156	SRVWQTKSHALKVIA	71 / 7 AA	48
Phosphosite 8:	CLDN20	P56880	S118	RETKSHASFAGGVCF	100 / 6 AA	24
Phosphosite 9:	TCF20	Q9UGU0	S938	EDFEQSKSQASFNNK	62 / 8 AA	212
Phosphosite 10:	PARC	Q8IWT3	S600	DPEEESKSEASFSEE	75 / 8 AA	281
Phosphosite 11:	HECTD1	Q9ULT8	S1546	LSSRETSSLESFVRR	66 / 9 AA	290
Phosphosite 12:	KCTD3	Q9Y597	S478	LSLEETESHGSYSSG	62 / 8 AA	89
Phosphosite 13:	APBA3	O96018	T467	CQAAVRETKSQTSVT	71 / 7 AA	61
Phosphosite 14:	PKCZ	Q05513	S514	TGFSDIKSHAFFRSI	62 / 8 AA	68
Phosphosite 15:	ANK3	Q12955	T2350	TEVIIRETKKHPEKE	71 / 7 AA	480
Phosphosite 16:	WASF3	Q9UPY6	S240	SLSPDTRSHASDVTD	71 / 7 AA	55
Phosphosite 17:	DCUN1D3	Q8IWE4	S79	SGDAGRESKSNAEES	71 / 7 AA	34
Phosphosite 18:	CYP3A43	Q9HB55	S286	QNSKETKSHKALSDL	55 / 9 AA	58
Phosphosite 19:	piccolo	Q9Y6V0	T1579	PELKYRETKSQESEE	71 / 7 AA	567
Phosphosite 20:	THY1	P04216	T58	EFSLTRETKKHVLFG	71 / 7 AA	18