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:	MAST4
Human P-Site:	T1055
P-Site Sequence:	RSECVDSTDNSSKPS
UniProt:	O15021
Intern. Prot. ID:	IPI00307611

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MAST4	O15021	T1055	RSECVDSTDNSSKPS	100 / 9 AA	284
Phosphosite 1:	MAST4	O15021	S1054	GRSECVDSTDNSSKP	100 / 8 AA	284
Phosphosite 2:	RCL1	Q9Y2P8	T296	RGGCVDSTNQSLALL	75 / 8 AA	41
Phosphosite 3:	RCL1	Q9Y2P8	S295	YRGGCVDSTNQSLAL	75 / 8 AA	41
Phosphosite 4:	STON2	Q8WXE9	T190	QASGADSTDNSSSLQ	87 / 8 AA	101
Phosphosite 5:	IKZF2	Q9UKS7	T408	SNSCLDSTDSESSHD	66 / 9 AA	60
Phosphosite 6:	RTN2	O75298	S258	VRGQCLDSTDQLEFT	83 / 6 AA	59
Phosphosite 7:	KIAA1614	Q5VZ46	S614	EVDSALDSTDNSDNC	85 / 7 AA	127
Phosphosite 8:	AFTPH	Q6ULP2	S340	KAWSLVDSADNSEAI	85 / 7 AA	102
Phosphosite 9:	RTN2	O75298	T259	RGQCLDSTDQLEFTV	83 / 6 AA	59
Phosphosite 10:	endofin	Q7Z3T8	T178	DTPCVSSTDHDSDTV	66 / 9 AA	169
Phosphosite 11:	IKZF2	Q9UKS7	S407	PSNSCLDSTDSESSH	71 / 7 AA	60
Phosphosite 12:	KIAA1614	Q5VZ46	T615	VDSALDSTDNSDNCR	85 / 7 AA	127
Phosphosite 13:	STON2	Q8WXE9	S189	GQASGADSTDNSSSL	85 / 7 AA	101
Phosphosite 14:	STRN	O43815	T660	LESNVDTTANSSCQI	75 / 8 AA	86
Phosphosite 15:	ZC3HAV1L	Q96H79	T253	LHKMLENTDNSSPST	62 / 8 AA	33
Phosphosite 16:	PHF19	Q5T6S3	T449	FFSDVDSTDAASTSG	75 / 8 AA	66
Phosphosite 17:	CFTR	P13569	S45	YQIPSVDSADNLSEK	71 / 7 AA	168
Phosphosite 18:	ARL14	Q8N4G2	T92	LVYVVDSTDKQRLEE	71 / 7 AA	22
Phosphosite 19:	DCDC2	Q9UHG0	S266	SKSTVGSSDNSSPQP	75 / 8 AA	53
Phosphosite 20:	TTK	P33981	T46	NKISADTTDNSGTVN	55 / 9 AA	97