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:	PTPN23
Human P-Site:	S1038
P-Site Sequence:	SGALPFPSPGPPQPP
UniProt:	Q9H3S7
Intern. Prot. ID:	IPI00034006

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PTPN23	Q9H3S7	S1038	SGALPFPSPGPPQPP	100 / 9 AA	179
Phosphosite 1:	Uncharacterized protein LOC339524	Q6ZW34	S187	PLGSPFPSPGPPSRS	100 / 8 AA	29
Phosphosite 2:	MAPK1IP1L	Q8NDC0	S170	TPNMPYPSPGPYPAP	75 / 8 AA	24
Phosphosite 3:	TTN	Q8WZ42	T27596	TVKLPYTTPGPPSTP	66 / 9 AA	3816
Phosphosite 4:	SAPS1	Q9UPN7	S702	ATPLSYPSPGPQPPG	75 / 8 AA	97
Phosphosite 5:	ST6GAL2	Q96JF0	S152	QGTLGFPSPGEPGPR	77 / 9 AA	60
Phosphosite 6:	NPHS2	Q9NP85	S365	QGSLPFPSPSKPVEP	77 / 9 AA	42
Phosphosite 7:	Putative protein FAM90A-like	A6NNH2	T92	KAQLPFTTPGPFTTN	75 / 8 AA	50
Phosphosite 8:	C19orf57	Q0VDD7	S652	KAPLPYPSKGPGNIP	75 / 8 AA	70
Phosphosite 9:	ZNF469	Q96JG9	S650	ETGSPFPSPEPPHSL	87 / 8 AA	259
Phosphosite 10:	MAPK1IP1L	Q8NDC0	Y168	YPTPNMPYPSPGPYP	71 / 7 AA	24
Phosphosite 11:	MREG	Q8N565	S213	LHYLPFPSP______	100 / 6 AA	24
Phosphosite 12:	MUC5AC	P98088	S1759	WFDVDFPSPGPHGGD	100 / 6 AA	527
Phosphosite 13:	HPS5	Q9UPZ3	S532	GIPLPFRSPSPLVSL	75 / 8 AA	127
Phosphosite 14:	GRIN3A	Q8TCU5	S168	LPLLPFSSPSSPWSS	66 / 9 AA	125
Phosphosite 15:	USP9X	Q93008	S2132	PCPSPFASPGPSSQA	85 / 7 AA	290
Phosphosite 16:	USP9Y	O00507	S2140	SCPSPFASPGPSSQA	85 / 7 AA	291
Phosphosite 17:	SH3TC2	Q8TF17	S726	TKLLGFPSPGWGEVS	85 / 7 AA	145
Phosphosite 18:	DDX59	Q5T1V6	S64	SESCPFPSPGGQLAE	100 / 6 AA	69
Phosphosite 19:	FGD1	P98174	S235	DRPVPGPSPGPPEPV	77 / 9 AA	107
Phosphosite 20:	PTCH1	Q13635	S1197	LNRLPTPSPEPPPSV	77 / 9 AA	161