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:	SPG21
Human P-Site:	S304
P-Site Sequence:	QKGSLGISQEEQ___
UniProt:	Q9NZD8
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SPG21	Q9NZD8	S304	QKGSLGISQEEQ___	100 / 9 AA	34
Phosphosite 1:	SH3KBP1	Q96B97	S165	ESDELGISQDEQLSK	87 / 8 AA	73
Phosphosite 2:	MYO18A	Q92614	S655	AMKVLGISPDEQKAC	75 / 8 AA	233
Phosphosite 3:	ZNFX1	Q9P2E3	S1828	PCSGLGISEEERVQI	66 / 9 AA	220
Phosphosite 4:	CNOT10	Q9H9A5	S607	TDVSLGISSNEQDQG	77 / 9 AA	82
Phosphosite 5:	TDRD6	O60522	S1928	DPLSLGVSQKAQESM	66 / 9 AA	237
Phosphosite 6:	HIVEP1	P15822	S1180	SLKVIGISQEESHPS	85 / 7 AA	297
Phosphosite 7:	Axl	P30530	S519	TLNSLGISEELKEKL	85 / 7 AA	97
Phosphosite 8:	POLE	Q07864	S1264	QPPALGTSQEEWLVW	75 / 8 AA	262
Phosphosite 9:	HEAB	Q92989	S344	SCLPLGMSQEDNQLK	62 / 8 AA	48
Phosphosite 10:	ZNF650	Q6ZT12	S1278	EPKKLPISEEEQIYP	75 / 8 AA	84
Phosphosite 11:	PARD3	Q8TEW0	S4047	QSGSLGLSQEKKASC	85 / 7 AA	151
Phosphosite 12:	Tyro3	Q06418	S501	TLDSLGISDELKEKL	85 / 7 AA	97
Phosphosite 13:	TWIST2	Q8WVJ9	S18	PVDSLGTSEEELERQ	75 / 8 AA	18
Phosphosite 14:	MYO9B	Q13459	S346	YYLLLGVSEEERQEF	62 / 8 AA	244
Phosphosite 15:	WDR72	Q3MJ13	S833	GPISLGISLNEDNFS	66 / 9 AA	123
Phosphosite 16:	NUP205	Q92621	T590	HLPSRGITQKEQDGL	66 / 9 AA	228
Phosphosite 17:	COMMD9	Q9P000	T53	TCSSLSVTQEEAEEL	62 / 8 AA	22
Phosphosite 18:	FGD6	Q6ZV73	S818	QHSSSGASQEEQNDL	77 / 9 AA	161
Phosphosite 19:	CaMK1-alpha	Q14012	S324	RKLQLGTSQEGQGQT	75 / 8 AA	41
Phosphosite 20:	PPM1H	Q9ULR3	S50	RPEFLGLSQDEVECS	71 / 7 AA	56