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:	S1067
P-Site Sequence:	KPSSEPASHMARQRL
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	S1067	KPSSEPASHMARQRL	100 / 9 AA	284
Phosphosite 1:	QRSL1	Q9H0R6	S337	LCTSEVASNMARFDG	77 / 9 AA	57
Phosphosite 2:	SLC9A2	Q9UBY0	S802	WRASEPGSRKARFGS	66 / 9 AA	92
Phosphosite 3:	p73	O15350	S212	EGQSAPASHLIRVEG	66 / 9 AA	70
Phosphosite 4:	ACSBG1	Q96GR2	S371	LREVEPTSHMGVPRV	71 / 7 AA	81
Phosphosite 5:	ACSBG1	Q96GR2	T370	TLREVEPTSHMGVPR	71 / 7 AA	81
Phosphosite 6:	TSRC1	Q6UY14	S130	GPLRGPASHLGREET	62 / 8 AA	117
Phosphosite 7:	GUSB	P08236	S454	SVANEPASHLESAGY	71 / 7 AA	75
Phosphosite 8:	TCF2	P35680	S493	LMQQSPGSHMAQQPF	71 / 7 AA	61
Phosphosite 9:	PRUNE2	Q8WUY3	S1826	KGSSQPASHKGSPEP	62 / 8 AA	34
Phosphosite 10:	UTRN	P46939	S1543	KQDLERASQLARKMK	62 / 8 AA	394
Phosphosite 11:	PLEKHG4	Q58EX7	S39	WEEEEPASQMHVKDP	83 / 6 AA	131
Phosphosite 12:	RPGRIP1	Q96KN7	T477	DRQSEPATHPAVLQE	75 / 8 AA	147
Phosphosite 13:	PDZK1	Q5T2W1	S496	VVESNHDSHMAKERA	55 / 9 AA	57
Phosphosite 14:	ACC2	O00763	S78	PSQAEPASHKGPKDA	62 / 8 AA	277
Phosphosite 15:	MAN1B1	Q9UKM7	S544	VYHGLPASHMELAQE	100 / 5 AA	80
Phosphosite 16:	KCNRG	Q8N5I3	S29	TIKQFPASRLARMLD	71 / 7 AA	31
Phosphosite 17:	BAHCC1	Q9P281	S911	YGGRGPASHMQHPGQ	100 / 5 AA	277
Phosphosite 18:	ZNF581	Q9P0T4	S128	GKAFKRASHLARHHS	62 / 8 AA	22
Phosphosite 19:	PDZK1P1; PDZK1P2	A8MUH7	S379	VVESKHDSHMAKERA	55 / 9 AA	44
Phosphosite 20:	FAM13C1	Q8NE31	S468	PSLADPASHLPVGDH	57 / 7 AA	66