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:	LTBP4
Human P-Site:	S273
P-Site Sequence:	PYTVLAQSAPREDGY
UniProt:	Q8N2S1
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	LTBP4	Q8N2S1	S273	PYTVLAQSAPREDGY	100 / 9 AA	173
Phosphosite 1:	NBPF11	Q86T75	S186	DEKVLESSAPREVQK	77 / 9 AA	68
Phosphosite 2:	NBPF9	Q3BBW0	S186	AEKVLESSAPREVQK	77 / 9 AA	100
Phosphosite 3:	NBPF8	Q3BBV2	S151	DEKVLESSAPREVQK	77 / 9 AA	99
Phosphosite 4:	NBPF1	Q3BBV0	S186	AEKVLESSAPREVQK	77 / 9 AA	139
Phosphosite 5:	NBPF21	A6NDD8	S186	DEKVLESSAPREVQK	77 / 9 AA	68
Phosphosite 6:	SLC38A8	A6NNN8	S165	VLVILPLSAPREIAF	66 / 9 AA	47
Phosphosite 7:	KIAA1462	Q9P266	S495	RGLVLADSSPRWLWG	75 / 8 AA	148
Phosphosite 8:	ZNF185	O15231	T53	ASGVLRRTAPREHSY	66 / 9 AA	49
Phosphosite 9:	MPP1	Q00013	S234	RVASMAQSAPSEAPS	75 / 8 AA	52
Phosphosite 10:	SORBS2	O94875	S852	TLTDMGRSAPRERRG	62 / 8 AA	72
Phosphosite 11:	SPTAN1	Q13813	S1031	LDPAQSASRENLLEE	85 / 7 AA	285
Phosphosite 12:	TRIP11	Q15643	S381	KERILAQSASVEEVF	66 / 9 AA	228
Phosphosite 13:	SPTBN4	Q9NRC6	S2219	GEALLAQSHPRAGEV	75 / 8 AA	417
Phosphosite 14:	C4orf47	A7E2U8	S128	VPFFSAQSKPREKYK	85 / 7 AA	34
Phosphosite 15:	SPTAN1	Q13813	S1029	KKLDPAQSASRENLL	85 / 7 AA	285
Phosphosite 16:	NAV2	Q8IVL1	S812	SWRLGQSSPRLQAGD	71 / 7 AA	268
Phosphosite 17:	NAV2	Q8IVL1	S811	LSWRLGQSSPRLQAG	71 / 7 AA	268
Phosphosite 18:	LIN54	Q6MZP7	S274	VIAGRVLSQSTPGTP	71 / 7 AA	79
Phosphosite 19:	LIN54	Q6MZP7	S276	AGRVLSQSTPGTPSK	71 / 7 AA	79
Phosphosite 20:	ANKRD6	Q9Y2G4	S289	KEERRAQSVPRDEVA	71 / 7 AA	80