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:	MARK1
Human P-Site:	S423
P-Site Sequence:	NQKQRRFSDHAGPSI
UniProt:	Q9P0L2
Intern. Prot. ID:	IPI00185037

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MARK1	Q9P0L2	S423	NQKQRRFSDHAGPSI	100 / 9 AA	89
Phosphosite 1:	MARK3	P27448	S442	SQKQRRYSDHAGPAI	88 / 9 AA	87
Phosphosite 2:	MARK3	P27448	Y441	SSQKQRRYSDHAGPA	87 / 8 AA	87
Phosphosite 3:	MARK2	Q7KZI7	S409	NPKQRRFSDQAAGPA	77 / 9 AA	88
Phosphosite 4:	FMO3	P31513	S44	IGGLWKFSDHAEEGR	71 / 7 AA	60
Phosphosite 5:	DDHD1	Q8NEL9	S444	KIEERHFSNHATHVE	62 / 8 AA	100
Phosphosite 6:	KCNN3	Q9UGI6	S627	KMEQRKLSDQANTLV	55 / 9 AA	82
Phosphosite 7:	SNX1	Q13596	S188	FAVKRRFSDFLGLYE	66 / 9 AA	59
Phosphosite 8:	SNX2	O60749	S185	FSVKRRFSDFLGLHS	66 / 9 AA	58
Phosphosite 9:	TAF1C	Q15572	S175	SNRQRRFSILGGPIL	66 / 9 AA	95
Phosphosite 10:	MIA3	Q5JRA6	S33	PSTGRRFSEHKLCAD	83 / 6 AA	214
Phosphosite 11:	TNKS1BP1	Q9C0C2	S429	SLVQRRFSEGVLQSP	83 / 6 AA	182
Phosphosite 12:	CLN3	Q13286	S12	AGSRRRFSDSEGEET	66 / 9 AA	48
Phosphosite 13:	VEZT	Q9HBM0	S608	KWKQLLFSDHAVLKS	75 / 8 AA	89
Phosphosite 14:	CAPNS1	P04632	S218	NMIIRRYSDESGNMD	62 / 8 AA	28
Phosphosite 15:	RNF44	Q7L0R7	S23	PVGQRRFSAGPGSTP	66 / 9 AA	48
Phosphosite 16:	SNX20	Q7Z614	Y117	KAVLERRYSDFAKLQ	62 / 8 AA	36
Phosphosite 17:	SNX20	Q7Z614	S118	AVLERRYSDFAKLQK	62 / 8 AA	36
Phosphosite 18:	COL22A1	Q8NFW1	S130	YITARSFSPHAGGRP	75 / 8 AA	161
Phosphosite 19:	ZNF462	Q96JM2	S2402	DRELMRFSDHGAALN	62 / 8 AA	285
Phosphosite 20:	DHX9	Q08211	S913	NFAGNRFSDHVALLS	71 / 7 AA	141