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:	TTC21B
Human P-Site:	S604
P-Site Sequence:	RIGASTKSKDRKTEV
UniProt:	Q7Z4L5
Intern. Prot. ID:	IPI00178386

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	TTC21B	Q7Z4L5	S604	RIGASTKSKDRKTEV	100 / 9 AA	151
Phosphosite 1:	ABCA5	Q8WWZ7	S1250	FRNLSTKSKNRKLPE	87 / 8 AA	187
Phosphosite 2:	TTC21B	Q7Z4L5	T602	MKRIGASTKSKDRKT	100 / 7 AA	151
Phosphosite 3:	DGK-D	Q16760	S1019	AVNASSKSMDRVYGK	75 / 8 AA	133
Phosphosite 4:	IFITM2	Q01629	S83	AFAYSVKSRDRKMVG	75 / 8 AA	15
Phosphosite 5:	IFITM3	Q01628	S84	AFAYSVKSRDRKMVG	75 / 8 AA	15
Phosphosite 6:	IFITM1	P13164	S63	AFAYSVKSRDRKMVG	75 / 8 AA	14
Phosphosite 7:	GTPBP6	O43824	T33	TMVVSTKTPDRKLIF	66 / 9 AA	45
Phosphosite 8:	DRAP1	Q14919	S128	NGGMGTKSKDKKLSG	75 / 8 AA	22
Phosphosite 9:	TAF10	Q12962	S188	SGSSRSKSKDRKYTL	85 / 7 AA	22
Phosphosite 10:	DGCR8	Q8WYQ5	S130	SFTESCRSKDRKVLY	66 / 9 AA	86
Phosphosite 11:	Gde5	Q9NPB8	S418	THVTALKSKDRKESV	100 / 6 AA	76
Phosphosite 12:	SAFB2	Q14151	S598	SKERSSKSQDRKSES	75 / 8 AA	107
Phosphosite 13:	GNL3	Q9BVP2	T208	TVVFRASTKPKDKGK	85 / 7 AA	62
Phosphosite 14:	GVIN1	Q7Z2Y8	S1555	APEHSNKSKDRDNEL	85 / 7 AA	279
Phosphosite 15:	GPM6A	P51674	S270	HDIHSTRSKERLNAY	71 / 7 AA	31
Phosphosite 16:	MESDC1	Q9H1K6	S205	CALASDKSRDRFSRE	75 / 8 AA	38
Phosphosite 17:	PRPF4B	Q13523	S271	KIEDKSKSKDRKKSP	85 / 7 AA	117
Phosphosite 18:	P2RY13	Q9BPV8	S244	DSYRKSKSKDRKNNK	85 / 7 AA	41
Phosphosite 19:	SAPAP3	O95886	S244	RHGKRSKSKDRKGDG	85 / 7 AA	106
Phosphosite 20:	FMNL2	Q96PY5	S856	DLLLDTKSTDRKQTL	85 / 7 AA	123